JEDEC
`STANDARD
`
`CONFIGURATIONS FOR SOLID STATE
`MEMORIES
`
`9 -s
`) ~
`
`JED EC Standard No. 21-C Release 4
`
`(Revision of JESO 21-B
`
`November 1993
`
`.
`
`ELECTRONIC INDUSTRIES ASSOCIATION
`
`ENGINEERING DEPARTMENT
`
`L _____ ~ ____________ ~o~oo1J
`
`Jedec 0007680
`
`1
`
`KINGSTON 1007
`
`

`
`CONFIGURATIONS FOR SOLID STATE MEMORIES
`
`)
`
`Formulated under the cognizance of Committees JC-42.1, PLO devices, JC-42.3, volatile memories, JC-42.4,
`non-volatile memories, and JC-42.5, memory modules and cards, and approved by the JEDEC Council.
`
`Standard 21-C Revision Log.
`
`Release 1, August 1990
`
`Release 2, September 1991
`
`Release 3, November 1992
`
`Release 4, November 1993
`
`Release4
`
`-a-
`
`Jedec 0007681
`
`jxoos6-002 I
`
`2
`
`

`
`JEDEC Standard No. 21-C
`Section
`Release#
`Page#
`1 BACKGROUND •••••••••••••••••••.••••••••••••.•.••••••••••••••••••• Release 1 •.••••. Page 1 - 1
`
`Contents
`
`2 TERMS AND DEFINITIONS •••••••••.••••.••.•••.••••••...••••••••••••• Release 1 .•••••• Page 2-1
`2.1 Conventional Device Pin Names ••••••••••••••••.•••••••••••••••••• Release 4 .•••••• Page 2 - 2 I
`2.2 Multiport DRAM Pin Names • • • • • . • • • . • • • • • • • • . • • • • • . . • . • . • • • • • • • • • . Release 3 ••••••• Page 2 - s
`2.3 Power Pin Names • • • • • • • • • • • • • • • • • • . • • • • • • . • . • • • • • • . • • • • . • • • • • • • • . Release 1 ••••••• Page 2 - 6
`2.4 Device Type Names • • • • • • • • • • • • • • . • • • • • • • • • • • • • • • . • • • • .. • • • • • • • • • • Release 3 .•••••• Page 2 - 7
`2.5 Miscellaneous Device Related Terms • • • • • • • • • . • • • • • • • • • • • • • • • • • • • • • Release 1 ••••••• Page 2 - 9
`2.6 Special Operational Cycles for MP DRAM • • • • • • • • • • • • • • • • • • • • • • • • • • • Release 1 • • • • • Page 2 - 1 o
`2. 7 Package-Related Terms • • • • • .. • • • • • • • • • • • • • • .. • • • • • • • • • • • • • .. • • • • • Release 4 • • • • • Page 2 - 12 I
`2.8 Memory Card Pin Names •••••••••••••••••••••••••••••••••••••••••• Release 3 • • • • • Page 2 - 13
`
`3 MEMORY DEVICE STANDARDS ••••••••••••••••••••••••••••••••••••••• Release 1 ••••••• Page 3 - 1
`3.1 General Standards • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Release i . . . . . Page 3 .1 -1
`3.1.1 Bytewide •••••••••••••••••••••••••••••••••••••••••••••••••••••• Release 1 ••••• Page 3 .1 -1
`3.1.1.1 -32K TO 256K BYS A/A MX FAMILY IN DIP .................... Release 1 ..... Page 3 .1 -1
`FIGURE 3.1-1, 32K TO 256K A/A MULTIPLEXED MEMORY IN DIP ............... Release 1 ....... Page 3 .1 -2
`3.2 Read Only Memory (ROM) ......................................... Release 1 ...... Page 3.2-1
`3.2.1 ROM, Byte Wide ••••••••••••••••••••••••••••••••••••••••••••••• Release 1 •••• Page 3.2.1-1
`3.2.1.1 -2KTO SK BYS ROM FAMILY IN DIP, TYPE A ................. Release 1
`Page 3.2.1-1
`3.2.1.2 - 4K BYS ROM IN DIP, Type B ................................ Release 1
`Page 3.2.1-1
`3.2.1.3 - SK TO 12SK BY S ROM FAMILY IN DIP, .................•..... Release 1
`Page 3.2.1-1
`3.2.1.4 - 2K TO 32K BY S ROM FAMILY IN RCC ....................... Release 1
`Page 3.2.1-1
`3.2.1.5- 32K TO 512K BYS ROM FAMILY IN SOJ, ..................... Release 1
`Page 3.2.1-1
`3.2.1.6 - 12SK TO 1 M BYS ROM IN DIP, .............................. Release 1
`Page 3.2.1-1
`3.2.1.7-64K TO 512K BY 9 ROM IN DIP, ............................. Release 1
`Page 3.2.1-1
`3.2.1.8- 2 TO 64 X 16K BY 8 PAGE SELECT ROM IN DIP, .............. Release 1
`Page 3.2.1-1
`3.2.1.9- 512K and 1M BYS ROM IN QFP, ............................ Release 2 .... Page 3.2.1-1
`FIGURE 3.2.1-1, 2KTO BK BY BROM IN DIP, TYPES A & B .................... Release 1 ....... Page3.2.1-2
`FIGURE 3.2.1-2, BK TO 12BK BY BROM IN DIP ............................. Release 1 ....... Page 3.2.1-3
`FIGURE 3.2.1-3, 2KT032K BY BROM IN CC ............................... Releas"' 1 ....... Page3.2.1-4
`FIGURE 3.2.1-4, 32K TO 512K BY BROM IN SOJ .......... : ............. · .... Release 1 ....... Page 3.2.1-5
`FIGURE3.2.1-5, 12BKTO 1MBY BROM IN DIP- ...... ; .... ; ....... ;.; ...... -. Release 1 .. ; .... Page3.2.1-6
`FIGURE3.2.1-6,64KT0512KBY9ROMINDIP ............................ Release1 ....... Page3.2.1-7
`FIGURE 3.2.1-7, 2TO64X16K BY 8 PAGE SELECT ......................... Release 1 ....... Page 3.2.1-8
`FIGURE 3.2.1-8, 512K AND 1M BY BROM IN QFP ....................... .' ... Release 2 ....... Page 3.2.1-9
`3.2.2 ROM, Word Wide •••••••••••••••••••••••••••••••••••••••••••.••• Relea~d 1
`Page 3.2.2-1
`3.2.2.1 - 32K TO 256K BY 16 ROM IN DIP ............................ Release 1
`Page 3.2.2-3
`3.2.2.2 - 32K TO 256K BY 16 ROM IN SCC ........................... Release 1
`Page 3.2.2-3
`3.2.2.3 - 16K TO 256K BY 16 ADDRESS/DATA MX ROM IN DIP •........ Release 1
`Page 3.2.2-3
`3.2.2.4 - 16K TO 256K BY 16 ADDRESS/DATA MX ROM IN RCC . . . . . . . . Release 1
`Page 3.2.2-3
`3.2.2.5 - 256K and 512K BY 16 ROM IN QFP . . . . . . . . . . . . . . . . . . . . . . . . . . Relea;;e 2 . . . . Page 3.2.2-3
`3.2.2.6 - 4M TO 12SM BY 16 ROM IN DIP AND SOP . . . . . . . . . . . . . . . . . . . Release 2 . . . . Page 3.2.2-3
`3.2.2.7- 512K and 1M BY 16 ROM IN SCC ........................... Release 3 .... Page 3.2.2-3
`FIGURE 3.2.2-1, 32K TO 256K BY 16 ROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.2.2-5
`FIGURE 3.2.2-2, 32K TO 256K BY 16 ROM IN CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.2.2-6
`FIGURE 3.2.2-3, 16K TO 256K BY 16 AQ MX ROM IN DIP . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.2.2-7
`FIGURE 3.2.2-4, 16K TO 256K BY 16 AQ MX ROM IN CC . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.2.2-8
`
`-i-
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`Jedec 0007682
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`jxoos6-oo3 I
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`3
`
`

`
`JEOEC Standard No. 21-C
`Page #
`Release #
`Section
`FIGURE 3.2.2-5, 256K AND 512K BY 16 ROM IN QFP ......................... Release 2 ....... Page 3.2.2-9
`FIGURE 3.2.2-6, 4M TO 12BM BY 16 ROM IN DIP AND SOP .................... Release 2 ...... Page 3.2.2-10
`FIGURE 3.2.2-7, 521 K & 1 M BY 16 ROM IN SCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 3 ...... Page 3.2.2-11
`3.3 Programmable Read Only Memory (PROM) • • . • • . • • • • • • • • • • • • • • • • • • . Release 1 . • • • • . Page 3.3-1
`3.3.1 PROM, Nibble Wide •••.•••.....••.•••..••.•..•.•••.••...••...•. Release 1 •••. Page 3.3.1-1
`3.3.1.1 - .2SK & .SK BY 4 TIL PROM IN DIP .......................... Release 1
`Page 3.3.1-3
`3.3.1.2- .2SK BY 4 ECL PROM IN DIP ............................... Release 1 .... Page 3.3.1-3
`3.3.1.3 - 1 K & 2K BY 4 TIL PROM IN DIP ............................. Release 1 . . . . Page 3.3.1-3
`3.3.1.4 - 1 K & 2K BY 4 TIL PROM IN SOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . Page 3.3.1-3
`3.3.1.S - 4K TO BK BY 4 TIL PROM IN DIP ........................... Release 2 .. . . Page 3.3.1-3
`Page 3.3.1-3
`3.3.1.6 - .2SK TO 2K BY 4 TTL PROM FAMILY IN RCC . . . . . . . . . . . . . . . . . Release 1
`3.3.1. 7 - 4K BY 4 TTL PROM, 4K BY 4 TTL RPROM IN SCC ............ Release 1
`Page 3.3.1-3
`3.3.1.8-1KTO 8KTTL BY 4 PROM FAMILY IN RCC, .................. Release 1
`Page 3.3.1-3
`3.3.1.9-1K TO BK TTL BY 4 PROM FAMILY IN SCC ................... Re1ease 1
`Page 3.3.1-3
`3.3.1.1 O - 1 K TO 4K BY 4 DPROM FAMILIES IN DIP & SCC . . . . . . . . . . . . Release 1 ....... Page 3.3.4
`3.3.1.11 - 1 K TO 16K BY 4 ECL PROM FAMILY IN DIP ................. Release 1 . • . . Page 3.3.1-4
`FIGURE3.3.1-1,.25KT02KBY4TILPROMINDIP ......................... Release1 ....... Page3.3.1-5
`FIGURE 3.3.1-2, 2S6 BY 4 ECL PROM IN DIP ............................... Release 1 ....... Page 3.3.1-6
`FIGURE 3.3.1-3, 1 K & 2K BY 4 TIL PROM IN SOG . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.3.1-7
`FIGURE 3.3.1-4, 4K AND BK BY 4 TIL PROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 2 ....... Page 3.3.1-8
`FIGURE 3.3.1-S, .2SK TO 4K BY 4 TIL PROM FAMILY IN CC .................... Release 1 ....... Page 3.3.1-9
`FIGURE3.3.1-6, 1KTOBKBY4TILPROMINRCC .......................... Release1 ...... Page3.3.1-10
`FIGUAE3.3.1-7, 1KTOBKBY4TILPROMINSCC .......................... Release1 ...... Page3.3.1-11
`FIGURE3.3.1-8, 1KT04KBY4TILDPROMINDIP ......................... Release1 ...... Page3.3.1-12
`FIGURE3.3.1-9, 1KT04KBY 4 DPROM IN CC ................... .' ......... Release 1 ...... Page3.3.1-13
`FIGURE3.3.1-10, 1KTO 16K BY 4 ECL PROM IN DIP ......................... Release 1 ...... Page 3.3.1-14
`3.3.2 PROM, Bytewide •••••••••••••.••••.••••••.•••••••.••••••••••••• Release 1 • • • • Page 3.3.2-1
`3.3.2.1 - 32 BY 8 TTL PROM IN DIP & SCC ....................•...... Release 1
`Page 3.3.2-3
`3.3.2.2 - 32 BY 8 ECL PROM IN DIP & SCC ........................... Release 1
`Page 3.3.2-3
`3.3.2.3 - .2SK & .SK BY 8 TIL PR0!...1 !N DIP & SCC ....•.............•. Release 1 • . . . PaQc 3.3.2-3
`3.3.2.4 - .25K TO BK BY 8 J ~TL r-Tn..llV'i F".VuL '{ IN DIP .................. Release 1
`P~ e .J.1.2-3
`3.3.2.5- .SK TO 4K BY 8 TIL LPROM FAMILY IN DIP .................. Release 1
`Page 3.3.2-3
`3.3.2.6 - .SK TO 4K BY 8 TTL RPROM FAMILY IN DIP .................. Release 1
`Page 3.3.2-3
`3.3.2. 7 - .SK TO BK BY 8 TTL PROM FAMILIES IN RCC & SCC ••....••• Release 1
`Page 3.3.2-3
`3.3.2.8- .SK TO 2KB'lS-TIL RPROM FAMILY JN sec ....... ··-··-· .. ,_ . .__Be~~se 1 _ -- . P.?-9~-3~~:2-4
`3.3.2.9 - 16K TO 64K BY 8 TTL PROM FAMILY IN DIP ................. Release 1 . . . . Page 3.3.2-4
`3.3.2.10- S12 BY 8 ECL RPROM IN DIP & SCC ...................... Release2 .... Page 3.3.2-4
`FIGURE 3.3.2-1, 32 BY B TIL PROM IN DIP32 BY 8 ECL PROM IN DIP . . . . . . . . . . . . Release 1 ....... Page 3.3.2-5
`FIGURE 3.3.2-2, 32, 256, & S12 BY 8 TIL PROM IN CC, 32 BY 8 ECL PROM IN CC ... Release 1 ....... Page 3.3.2-6
`FIGURE 3.3.2-3, 2S6 & S12 BY B TIL PROM IN DIP .......................... Release 1 ....... Page 3.3.2-7
`FIGURE 3.3.2-4, .2SK TO BK BY 8 TIL PROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.3.2-8
`FIGURE 3.3.2-S, .SK TO 4K BY 8 TIL LPROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.3.2-9
`FIGURE 3.3.2-6, .SK TO 4K BY 8 TIL RPROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ...... Page 3.3.2-10
`FIGURE 3.3.2-7, .SK TO BK BY 8 TTL PROM IN SCC
`. . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ...... Page 3.3.2-11
`FIGURE 3.3.2-8, .SK TO BK BY B TTL PROM IN RCC ......................... Release 1 ...... Page 3.3.2-12
`FIGURE 3.3.2-9, .SK TO 2K BY B RPROM IN CC ............................. Release 1 ...... Page 3.3.2-13
`FIGURE 3.3.2-10, 16K TO 64K BY 8 TIL PROM IN DIP ........................ Release 1 ...... Page 3.3.2-14
`FIGURE 3.3.2-11, S12 BY 8 ECL PROM IN DIP AND SCC ...................... Release 2 ...... Page 3.3.2-1S
`3.3.3 PROM, Word Wide ............................................. Release 1 • • • • Page 3.3.3-1
`3.3.3.1 - 32 AND 64 BY 16 PROM IN DIP AND SCC ................... Release 1 .. . . Page 3.3.3-3
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`-ii-
`
`Jedec 0007683
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`jxoos6-004 I
`
`4
`
`

`
`Section
`
`JEDEC Standard No. 21-C
`
`Release #
`
`Page #
`
`FIGURE 3.3.3-1, 32 AND 64 BY 16 TIL PROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.3.3-5
`FIGURE 3.3.3-2, 32 AND ·54 BY 16 TIL PROM IN CC . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.3.3-6
`3.3.4 PROM Package Conversion .•••••••.•.••..••.•....•....•..•.••• Release 1 . . • . Page 3.3.4-1
`3.3.4.1 - PROM DIP TO SO CONVERSION, 16, 18, 20, 24 DIP .......... Release 1 . . . . Page 3.3.4-1
`FIGURE 3.3.4-1, 1 KAND 2~. TIL PROM 18 DIP TO 20 SO CONVERSION . . . . . . . . . . Release 1 ....... Page 3.3.4-3
`3.4 Erasable Programmabl'} Read Only Memory (EPROM) ..••••.••••.••. Release 1 .••.•. Page 3.4-1
`3.4.1 EPROM, Byte Wide ............................................. Release 1 •••• Page 3.4.1-1
`3.4.1.1 - 4K BY 8 EPRCM IN DIP, TYPE A ............................ Release 1
`Page 3.4.1-3
`3.4.1.2 - 4K AND BK BY B EPROM IN DIP, . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . Page 3.4.1-3
`Page 3.4.1-3
`3.4.1.3 - BK TO 64K BY B EPROM FAMILY IN DIP, . . . . . . . . . . . . . . . . . ... Release 1
`3.4.1.4 - 2K TO 512K 8': B EPROM FAMILY IN RCC ................... Release 1
`Page 3.4.1-3
`3.4.1.5 - 32K TO 512K BY 8 EPROM FAMILY IN SOJ, ........•......... Release 1
`Page 3.4.1-3
`3.4.1.6-128K TO 1M BY B EPROM FAMILY IN DIP, ....... -............. Release 1
`Page 3.4.1-3
`3.4.1. 7 - 64K TO 512K BY 9 EPROM FAMILY IN DIP, ................... Release 1
`Page 3.4.1-3
`3.4.1.B - 2 TO 64 X 16K BY B PAGE SELECT EPROM FAMILY IN DIP, ... Release 1
`Page 3.4.1-3
`3.4.1.9 - 12BK TO 512K BY B EPROM FAMILY IN TSOP-1, ............. Release 1
`Page 3.4.1-3
`FIGURE3.4.1-1,4KAND8KBY8 EPROM IN DIP, TYPES A& B ................. Release 1 ....... Page3.4.1-5
`FIGURE 3.4.1-2, SK TO 64K BY 8 EPROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.4.1-6
`FIGURE3.4.1-3,2KT0512KBY8EPROMINCC ........................... Release1 ....... Page3.4.1-7
`FIGURE3.4.1-4,32KT0512KBY8EPROMINSOJ .......................... Release1 ....... Page3.4.1-8
`FIGURE3.4.Hi, 128KT01MBY8EPROMINDIP ........................... Release1 ....... Page3.4.1-9
`FIGURE3.4.1-6,64KT0512KBY9EPROMINDIP .......................... Release1 ...... Page3.4.1-10
`FIGURE 3.4.1-7, 2TO 64X16K BY B PAGE SELECT EPROM IN DIP .............. Release 1 ...... Page 3.4.1-11
`FIGURE3.4.1-8, 128KT0512KBY8EPROMINTSOP-1 ...................... Release1 ...... Page3.4.1-12
`3.4.2 EPROM, Word Wide •••••••••••••••••••••••••••••••••••••••••••• Release 1 • • • • Page 3.4.2-1
`3.4.2.1 - 32K TO 2561< BY 16 EPROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 1
`Page 3.4.2-3
`3.4.2.2 - 32K TO 256K BY 16 EPROM IN SCC ......................... Release 1
`Page 3.4.2-3
`3.4.2.3- 16K TO 256K BY 16 ADDRESS/DATA MX EPROM IN DIP ...... Release 1
`Page 3.4.2-3
`3.4.2.4 - 16K TO 256K BY 16 ADDRESS/DATA MX EPROM IN RCC .... _ ~e!P'!se 1
`Page 3.4.2-3
`j.: _. E. 'f 16 EPAOM or OTP IN DIP AND SOP ......... Release 2 . . . . Page 3.4.2-3
`3. ·; ?.5 --
`. "r· ~
`3.4.2.6-S12K and 1M BY 16 EPROM IN SCC ........................ Release3 •... Page 3.4.2-3
`3.4.2.7- 64K TO 256K BY 16 EPROM IN TSOP-1 ......•.............. Release4 .... Page 3.4.2-3 I
`FIGURE 3.4.2-1, 32K TO 256K BY 16 EPROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3.4.2-5
`FIGURE 3.4.2-2, 32K Tv 256K BY 16 EPROM IN SCC ......................... Release 1 ....... Page 3.4.2-6
`fl~URE 3.4.2-3, 16KJ0256K BY 16 ADDRESS/DATA MX EPROM INDIP ~ ..••.•. ~-Release t ...... ~Page 3.4.2-,7
`FIGURE 3.4.2-4, 16K TO 256K BY 16 ADDRESS/DATA MX EPROM IN RCC ......... Release 1 ....... Page 3.4.2-8
`FIGURE 3.4.2-5, 4M TO 128M BY 16 EPROM OR OTP IN DIP AND SOP . . . . . . . . . . . Release 1 ....... Page 3.4.2-9
`FIGURE 3.4.2-6, 512K & 1M BY 16 EPROM IN CC ........................... Release 3 ...... Page 3.4.2-10
`FIGURE 3.4.2-7, 64K BY 256K BY 16 EPROM IN TSOP-1 ...................... Release 4 ...... Page 3.4.2-11 I
`3.5 Electrically Erasable Programmable Read Only Memory (EEPROM) .•• Release 1 •••••• Page 3.5-1
`3.5.1 EEPROM, Byte Wide ••••••.•••••••••••••••••••••••••••..••••••• Release 1 • • . • Page 3.5.1-1
`3.5.1.1 - .SK TO 2K BY 8 EEPROM FAMILY IN DIP ..................... Release 1
`Page 3.S.1-3
`3.S.1.2 - 2K & 4K BY 8 EEPROM IN RCC ..................•.......... Release 1
`Page 3.5.1-3
`3.S.1.3 - 1 K TO 32K SY 8 EE PROM FAMILY IN DIP ........•....•...... Release 1
`Page 3.S.1-3
`3.5.1.4 - .SK TO 32K BY B EEPROM FAMILY IN RCC .................. Release 1
`Page 3.5.1-3
`3.S.1.5 - 32K TO 256K BY B EEPROM FAMILY IN SOJ, ................. Release 1
`Page 3.5.1-3
`3.5.1.6- 32K TO 512K BY B EEPROM FAMILY IN DIP, ................. Release 1
`Page 3.5.1-3
`3.5.1.7-32K TO 256K BY B EEPROM FAMILY IN RCC, ................ Release 1
`Page 3.S.1-3
`3.5.1.B - 32K TO 256K BY 9 EEPROM FAMILY IN DIP, ................. Release 1
`Page 3.5.1-3
`3.5.1.9 - 12BK TO 1 M BY B EEPROM FAMILY IN SCC, . . . . . . . . . . . . . . . . . Release 1
`Page 3.5.1-3
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`- iii -
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`.Jedec 0007684
`
`jxoos6-oos I
`
`5
`
`

`
`JEDEC Standard No. 21-C
`
`Page #
`Release #
`Section
`. .......... . . Release2 .. .. Page 3.5.1-3
`3.5.1 .10- 32K TO 256K BY 8 EEPROM FAMILY IN TSOP1
`3.5.1.11 -EXTENDED FEATURE SET FOR 256K BIT EEPROM ......... Release2 . . . . Page 3.5.1-4
`3.5.1 .12-0PTIONAL COMMAND SET FOR DUAL-SUPPLY EEPROM .. Release3 .... Page 3.5.1-4
`FIGURE3.5.1-1,.5KT02KBYBEEPROMINDIP .. .. . .... . .. . .. . . .. .... ... . Release1 . ... . .. Page3.5.1-4
`FIGURE 3.5.1-2, 2K & 4K BY 8 EEPROM IN RCC ... . . .......... . ... . ..... . .. Release 1 . ...... Page 3.5.1-5
`FIGURE 3.5.1-3, 1KTO32K BY 8 EEPROM FAMILY IN DIP ................... .. Release 1 .. . .... Page 3.5.1 '.'.
`FIGURE 3.5.1-4, .SK TO 32K BY 8 EEPROM FAMILY IN RCC ....... .... ...... .. . Release 1 ... . ... Page 3.5.1-7
`FIGURE 3.5.1-S, 32K TO 256K BY 8 EEPROM FAMILY IN SOJ . . . ... . . . . ... . ... .. Release 1 .. .... . Page 3.S.1-d
`FIGURE 3.5. Hi, 32K TO 512K BY 8 EEPROM FAMILY IN DIP .. . ... . ... . . . ..... . Release 1 ....... Page 3.5.1-9
`FIGURE 3.5.1-7, 32K TO 256K BY 8 EEPROM FAMILY IN RCC ... .. . . . . ...... . . . Release 1 . . .. . . Page 3.5.1--iJ
`FIGURE 3.5.1-8, 32KTO 256K BY 9 EEPROM FAMILY IN DIP ....... . ......... .. Release 1 ...... Page 3.5.1-11
`FIGURE3.S.1-9, 128KT01MBYBEEPROMFAMILYINSCC ..... . ............. Release1 ... . . . Page3.S.1-12
`FIGURE 3.5.1-10, 32KTO 256K BY 8 EEPROM FAMILY INTSOP1
`. .. .... . . . .. ... Release 2 ... ... Page3.5.1-;3
`ADDENDUM 1, 32K X 8 BIT EEPROM EXTENDED FEATURE STANDARD . .. · ...... . Release 2 . . .... Page 3.S.1-13
`FIGURE 3.5.1-11, DUAL SUPPLY EEPROM COMMAND SET ........ . .......... . Release 3 .. . ... Page 3.5.1-13
`3.5.2 EEPROM, Word Wide ••••••••••••••••.••.••••••••..••••••••.•••• Release 1 •••• Page 3.5.2-1
`3.5.2.1 - 4K TO 32K BY 16 EEPROM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . Page 3.5.~-2
`3.5.2.2 - 4K TO 256K BY 16 EEPROM IN SCC ........ . .. . ............ Release 1 . . . . Page 3.5.~-2
`3.5.2.3 - 4M TO 128M BY 16 EEPROM and FEEPROM IN DIP AND SOP . Release 2 .... Page 3.5.2-2
`FIGURE 3.S.2-1, 4KTO 32K BY 16 EEPROM FAMILY IN DIP ... . ............. .. . Release 1 ... . ... Page 3.5.2-3
`FIGURE 3.5.2-2, 4K TO 256K BY 16 EEPROM FAMILY IN SCC .................. Release 1 ....... Page 3.S.2-4
`FIGURE 3.5.2-3, 4M TO 128M BY 16 EEPROM or FEEPROM FAMILY IN DIP AND SOP Release 2 ... . ... Page 3.S.2-5
`3.5.3 EXTENDED FEATURE SET FOR 256K BIT EEPROM •••••••••••••• Release 1 • • • • Page 3.5.3-1
`3.5.3.1 - REQUIRED STANDARD FEATURES ..... . .... . . · ........•... Release 1
`Page 3.5.3-1
`3.5.3.2- OPTIONAL FEATURES ......••... . ........... • . . .......... Release 1
`Page 3.5.3-1
`3.5.3.3- OPTIONAL COMMAND SET FOR DUAL-SUPPLY EEPROM ... Release 1
`Page 3.5.3-1
`32K X 8 BIT EEPROM EXTENDED FEATURE STANDARD . . . . . . . . . . . . . . Release 1
`Page 3.5.3-2
`3.6 Non volatile Random Access Memory (NVRAM) ••••••••••••••••••••• Release 1 •••••• Page 3.6-1
`3.6.1 NVRAM, Nibble Wide ••••••••••••••••••••••••••••••••••••••••••• Release 1 • • • • • • Page 3.6-3
`3.6.1.1 - .25K & 1 K BY 4 NVRAM IN DIP •............... . .........•... Release 1 . . . . . . Page 3.6-3
`3.6.2 NVRAM, BYTE WIDE ••••• • •••. • •••...•••••••••••••••••••••••••• Release 1 •••••• Page ~.6-3
`3.6.2.1 - .SK, 1 K BY 8 NVRAM IN DIP .................. . .•........... Release 1 . . . . . . Page 3.6-3
`3.6.2.2 - .SK & 1 K BY 8 NVRAM IN RCC ........ . .•...... • .•.•.•...... Release 1 • . . . . . Page 3.6-3
`3.6.2.3 - .SK TO 16K BY 8 NVRAM FAMILY IN DIP ......•.•...........• Release 1 • . . . . . Page 3.6-3
`3.6.2.4 - .SK TO 16K BY 8 NVRAM FAMILY IN RCC . . . . . . . • . . . . . . • . . . . . Release 1 . . . . . . Page 3.6-3
`3.e.2.s..:. 32K TO 2'561<-sv ·a NVRAM FAMILY IN soJ, .. .-............... Release 1 · •. -.. : . Page 3.6-3
`3.6.2.6 - 32K TO 2S6K BY 8 NVRAM FAMILY IN DIP, ......•.....•...•. . Release 1 . . . . . . Page 3.6-3
`3.6.2.7-16K TO 128K BY 9 NVRAM FAMILY IN DIP, ... . ..•............ Release 1 ...... Page 3.6-3
`FIGURE 3.6-1, .2SK & 1 K BY 4 NVRAM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . . Page 3.6-S
`FIGURE 3.6-2, .SK & 1 K BY 8 NVRAM IN DIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . . Page 3.6-6
`FIGURE 3.6-3, .SK & 1 K BY 8 NVRAM IN RCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . . Pa~d 3.6-7
`FIGURE 3.6-4, .SK TO 16K BY 8 NVRAM FAMILY IN DIP . . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . . Page 3.6-8
`FIGURE 3.6-S, .SK TO 16K BY 8 NVRAM FAMILY IN RCC . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . . Page 3.6-9
`FIGURE 3.6-6, 32K TO 256K BY 8 NVRAM FAMILY IN SOJ . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . Page 3.6-10
`FIGURE 3.6-7, 32K TO 256K NY 8 NVRAM FAMILY IN DIP ....... . ............. Release 1 . .. .... Page 3.6-11
`FIGURE 3.6-8, 16K TO 128K BY 9 NVRAM FAMILY IN DIP . . . . . . . . . . . . . . . . . . . . . . Release 1 . . . . . . . PaQd 3.6-12
`3.7 Static Random Access Memory (SRAM) .•••••••••••••••••••.••••••• Release 1 •••••• Page 3.7-1
`
`13.7.1 - JTAG Extension to Revolutionary Pinout SRAM Devices •••••••• Release 4 .••••• Page 3.7-1
`
`FIGURE 3.7-1, JTAG ADDITION TO REVOLUTIONARY PINOUT SAAM . ........... Release 4 ........ Page 3.7-3
`3. 7 .1 Bit Wide TTL SRAM • . • • • • • • • • • • . • . . . . . • • • • • • . • • • . . • • • . • • • • • . • . • Release 1 • • • • Page 3. 7 .1-1
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`Jedec 0007685
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`jx0056-006 J
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`6
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`

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`Section
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`JEDEC Standard No. 21-C
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`Release#
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`Page#
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`3.7.1.1 - .25K & 1K BY 1 TIL SRAM IN DIP ........................... Release 1
`Page 3.7.1-3
`3.7.1.2- .25K & 1K BY 1 TIL SRAM IN SCC .......................... Release 1
`Page 3.7.1-3
`3.7.1.3-4K TO 2M BY 1 TIL SRAM FAMILY IN DIP .................... Release 1
`Page 3.7.1-3
`3.7 .1.4 - 16K BY 1 TIL SAAM IN RCC ................................ Release 1
`Page 3.7.1-3
`3.7.1.5-64K BY 1 TIL SAAM IN ACC ................................ Release 1
`Page 3.7.1-3
`3.7.1.6-16K TO 2M BY 1 TIL SRAM IN SOJ ......................... Release 1
`Page 3.7.1-3
`3.7.1.7-256K TO 16M BY 1 TIL SRAM AND 4M BY 1 SSRAM
`IN DIP, SOJ, AND TSOP-2 ................................ Release4 .... Page 3.7.1-3 I
`3.7.1.8-256KBY1 TILSAAMINACC .................•...•........ Release1 .... Page3.7.1-3
`3.7.1.9 - 4M AND 16M SAAM, CONFIGURABLE TO X1 OR X4
`IN DIP, SOJ, AND TSOP-2 ................................ Release 4 . . . . Page 3.7.1-3 I
`FIGURE 3.7.1-1, 0.25K & 1K BY 1 TTL SAAM IN DIP .......................... Release 1 ....... Page 3.7.1-5
`FIGURE 3. 7.1-2, 0.25K & 1 K BY 1 TTL SAAM IN SCC .. .. .. . .. .. .. .. .. . . .. . .. Release 1 ....... Page 3.7.1-6
`FIGURE 3.7.1-3, 4K TO 2M BY 1 m SAAM FAMILY IN DIP .................... Release 1 ....... Page 3.7.1-7
`FIGURE 3.7.1-4, 16K BY 1 TTL SAAM IN RCC .............................. Release 1 ....... Page 3.7.1-8
`FIGURE 3. 7.1-5, 64K BY 1 m SAAM IN RCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1 ....... Page 3. 7.1-9
`FIGURE3.7.1-6,16KT02MBY1TTLSRAMINSOJ ......................... Release1 ...... Page3.7.1-10
`FIGURE 3.7.1-7, 256KTO 16M BY 1 m SAAM AND SSRAM FAMILY
`INDIP,TSOP2,ANDSOJ ....................................... Release4 ...... Page3.7.1-11 I
`FIGURE3.7.1-8,256KBY1TTLSRAMINRCC ............................. Aelease1 ...... Page3.7.1-12
`FIGURE 3.7.1-9, 4M AND 16M CONFIGURABLE SAAM IN DIP, TSOP2, AND SOJ .... Release4 ...... Page3.7.1-13 I
`3.7.2 Bit Wide ECL SRAM •••••••••••••••••••••••••••••••••••••••.•••• Release 1 • • • • Page 3.7.2-1
`3.7.2.1 -1K TO 256K BY 1 ECL SAAM FAMILY IN DIP ...........•..... Release 1 ..•. Page 3.7.2-3
`3. 7 .2.2 - 256K TO 16M BY 1 ECL SAAM AND 4M BY 1 SS RAM
`IN DIP, SOJ, AND TSOP-2 ................................ Release 4 . . . . Page 3.7.2-3 I
`3.7.2.3- 64K AND 256K BY 1 ECL SRAM IN FLATPACK .•.............. Release 2 . . . . Page 3.7.2-3
`3.7.2.4- 256K TO 16M BY 1 ECL SSRAM FAMILY
`IN DIP, SOJ, AND TSOP-2 ................................ Release 4 . . . . Page 3.7.2-3 I
`FIGURE3.7.2-1, 1KT0256KBY1 ECLSRAMFAMILYINDIP ................... Release1 ....... Page3.7.2-5
`FIGURE 3.7.2-2, 256KTO 16M BY 1 ECL SAAM AND SSRAM FAMILY
`IN DIP, TSOP2, & SOJ .. . .. .. . .. .. .. . . .. .. .. .. .. .. . .. .. .. . .. . .. Release 4 ....... Page 3. 7.2-6 I
`FIGURE 3.7.2-3, 64K AND 256K BY 1 ECL SAAM IN FP ....................... Release 2 ....... Page 3.7.2-7
`FIGURE 3.7.2-4, 256K TO 16M BY 1 ECL SSRAM FAMILY IN DIP, TSOP2, & SOJ ..... Release 4 ....... Page 3.7.2-8 I
`3.7.3 Nibble Wide TTL SAAM ••••••••••••••••••••••••••••••••••••••••• Release 1 • • • • Page 3.7.3-1
`3.7.3.1 -16 BY 4, INVERTING AND NON INVERTING TTL SAAM
`IN DIP & SCC ............................................ Release 1
`3.7.3.2 - .25K BY 4 TTL SAAM IN DIP & RCC ......................... Release 1
`-3. 7.3.3 - 256 BY 4 TTL SAAM WITH G IN sec ..... -.. -. : : . -... : ... -.. -... ~ Release 1
`3.7.3.4- 4K TO 64K BY 4 TTL SAAM WITHOUT G FAMILY IN DIP ....... Release 1
`3.7.3.5-4K BY 4 TTL SAAM IN ACC ................................. Release 1
`3.7.3.6 - 4K TO 1M BY 4 TTL SAAM WITH G FAMILY IN DIP ............ Release 1
`3.7.3.7 -16K TO 256K BY 4 TTL SAAM WITH AND WITHOUT G FAMILY
`IN RCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 1
`3.7.3.8-16K & 64K BY 4 TIL SRAM IN ACC .......................... Release 1
`3.7.3.9 - 4K TO 1M BY 4 TIL SRAM WITH AND WITHOUT G FAMILY
`Page 3.7.3-4
`IN SOJ ..........................•....................... Release 1
`3.7.3.10-64K TO 4M BY 4 TTL SAAM IN DIP, SOJ, AND TSOP-2 ...... Release4 .... Page 3.7.3-4 I
`3.7.3.11 - 64K TO 4M BY 4 TIL SAAM WITH SEPARATE DATA 1/0
`IN DIP, SOJ, AND TSOP-2 ................................ Release 4 . . . . Page 3.7.3-4 I
`3.7.3.12 -64K TO 4M BY 4 SYNCHRONOUS SAAM (SSRAM}
`IN DIP, SOJ, AND TSOP-2 .....................•.......... Release 4 . . . . Page 3.7.3-4 I
`3.7.3.13-4K AND 16K BY 4 CACHE TAG SAAM IN DIP AND SOJ ....... Release 1
`Page 3.7.3-4
`3.7.3.14-4M AND 16M SAAM, CONFIGURABLE TO X1 OR X4
`IN DIP AND SOJ ......................................... Release 1 . . . . Page 3.7.3-4
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`Page 3.7.3-3
`Page 3.7.3-3
`Page 3.7.3-3
`Page 3.7.3-3
`Page 3.7.3-3
`Page 3.7.3-3
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`Page 3.7.3-3
`Page 3.7.3-3
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`-v-
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`Jedec 0007686
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`jxoos6-001 I
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`7
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`

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`JEDEC Standard No. 21-C
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`Page #
`Release #
`Section
`FIGURE 3.7.3-1, 16 BY 4 INVERTING AND NON-INVERTING TTL SAAM IN DIP . . . .. Release 1 . . .. ... Page 3.7.3-5
`FIGURE 3.7.3-2, 16 BY 4 INVERTING AND NON-INVERTING TTL SAAM IN SCC .... Release 1 ....... Page 3.7.3-6
`FIGURE 3.7.3-3, 256 BY 4 TTL SAAM IN DIP ......... . .................... . Release 1 ....... Page 3.7.3-7
`FIGURE 3.7.3-4, 256 BY 4 TTL SAAM IN ACC ..... . . . . . ........ .. ... ; ...... Release 1 . . ..... Page 3.7.3-8
`FIGURE 3.7.3-5, 256 BY 4 TTL SAAM IN SCC ...... . . . ... . . ... . . .. .... . ..... Release 1 ....... Page 3.7.3-9
`FIGURE 3.7.3-6, 4K TO 64K BY 4 TTL SAAM F."'·AILY WITHOUT GIN DIP ..... .. ... Release 1 . . .... Page 3.7.3-10
`FIGURE 3.7.3-7, 4K BY 4 TTL SAAM IN RCC ............. . ...... . .......... Release 1 ...... Page 3.7.3-11
`FIGURE 3. 7.3-8, 4K TO 256K BY 4 TTL SAAM r-AMILY WITH G IN DIP . . . . . . . . . . . . . Release 1 . . . . . . Page 3. 7;3-12
`FIGURE 3.7.3-9, 16K TO 256K BY 4 nL SRAt.~ FAMILY IN ACC . ..... . .......... Release 1 ...... Page 3.7.3-13
`FIGURE 3.7.3-10, 16K & 64K BY 4 TTL SAAM 11~ RCC ........................ Release 1 ...... Page 3.7.3-14
`FIGURE3.7.3-11, 4KTO 1M BY 4 TTL SAAM WITH AND WITHOUTG FAMILY IN SOJ . Release 1 ...... Page3.7.3-15
`FIGURE 3.7.3-12, 64K TO 4M BY 4 TTL SAAM FAMILY IN DIP, TSOP2, AND SOJ .. .. . Release 4 .. .. .. Page 3.7.3-16
`FIGURE 3.7.3-13, 64K TO 4M BY 4 TIL SAAW. FAMILY WITH SEPARATE DATA VO
`IN DIP, TSOP2, AND SOJ ..................... . ...... . ... . ..... . Release 4 ...... Page 3.7.3-17
`FIGURE 3. 7.3-14, 64K TO 4M BY 4 SYNCHRONOUS SAAM (SSAAM) FAMILY
`IN DIP,SOJ,ANDTSOP-2 ...... , ....... . ........................ Aelease4 ...... Page3.7.3-18
`FIGURE 3.7.3-15, 4K AND 16K BY 4 CACHE TAG SAAM IN DIP AND SOJ .......... Release 1 .. . ... Page 3.7.3-19
`3.7.4 Nibble Wide ECL SAAM ••••••••.••••••••••••.•••••••••••••.•••• Release 1 •••. Page 3.7.4-1
`3.7.4.1 - .2SK AND 1K BY 4, 100K ECL SAAM IN DIP AND SFP •..•..... Release 1 .... Page 3.7.4-3
`3.7.4.2-1K TO 16K BY 4, 10K & 100K ECL SAAM IN DIP . .•...•..•..•. Release 1 ..•. Page 3.7.4-3
`3.7.4.3- .2SK TO 16K BY 4, 10K & 100K ECL SAAM FAMILY IN DIP •.... Release 1 •..• Page 3.7.4-3
`3.7.4.4-16K BY 4,10K & 100K ECL SSRAM IN DIP ..•...••............ Release 1 .... Page 3.7.4-3
`I 3.7.4.5- 64K TO 4M BY 4 ECL SAAM IN DIP, SOJ, AND TSOP-2 ......• Release 4 . . . . Page 3.7.4-3
`3.7.4.6 - 64K TO 4M BY 4 ECL SAAM WITH SEPARATE DATA 1/0
`I
`IN DIP, SOJ, AND TSOP-2 ••• •. ••..•.•....•............... Release 4 . • . . Page 3.7.4-3
`, 3.7.4.7 - 64K TO 4M BY 4 ECL SYNCHRONOUS SAAM (SSRAM)
`I
`IN DIP, SOJ, AND TSOP-2 .......•... . ......•............. Release4 •.• . Page 3.7.4-4
`3.7.4.8- 64K BY 4 ECL SAAM IN FP ........ . . .. ............ . ........ Release 2 .... Page 3.7.4-4
`3.7.4.9-256K BY 4/512K BY 2 RECCNFIGURABLE SAAM IN DIP & SOJ Release2 .. • . Page 3.7.4-4
`3.7.4.10- 64K TO 4M BY 4 SAAM FAMILY IN DIP AND SOJ
`IN DIP, SOJ, AND TSOP-2 ..................... . .......... Release4 .... Page 3.7.4-4
`3.7.4.11 - O...K TO 4M BY 4 SSRAM FAMILY IN SIP AND SOJ
`!f'..'. D!P, SOJ, AND TSOP-".! ..••••••.........•...... . ...... '"':;.?ase 4 .. . . Page 3.7.4-4
`3. 7.4.12 - 64K TO 4M BY 4 SSAAM FAMILY IN SIP AND SOJ
`IN DIP, SOJ, AND TSOP-2 •••••..••.••..•.••••.•.•..••. • •. Release 4 . • • . Page 3.7.4-4
`FIGURE 3.7.4-1, 256 BY 4, 100K ECL SAAM IN DIP,
`1K TO 16K BY 4, 10K & 100K ECL SAAM IN DIP ......•............ . .. Release 1 .. . .... Page 3.7.4-5
`: FIGURE-3.1.4-2, 256& 1KBY-4, 100KECL SRAMIN SFP . ·-· ..... ~ · ..•.. ., . • . _. _R_ele_as~ 1 .. _._, . !
`, flage_3].4-.-6
`FIGURE 3.7.4-4, 0.25K TO 16K BY 4, 10K & 100K ECL SAAM FAMILY IN DIP ........ Release 1 .. . .... Page 3.7.4-7
`FIGURE 3.7.4-5, 16K BY 4, 10K & 100K ECL SSRAM IN DIP .................... Release 1 ....... Page 3.7.4-8
`FIGURE 3.7.4-6, 64K TO 4M BY 4 ECL SAAM FAMILY IN DIP, SOJ, AND TSOP-2 . . . . Release 4 ....... Page 3.7.4-9
`FIGURE 3.7.4-7, 64K TO 4M BY 4 ECL SAAM WITH SEPARATE 110 FAMILY
`IN DIP, SOJ, AND TSOP-2 . . .... . ... . ...... ... . . ......... . ...... Release 4 ...... Page 3.7.4-10
`FIGURE 3.7.4-8, 64K TO 4M BY 4 ECL SSRAM FAMILY IN DIP, SOJ, AND TSOP-2 ... Release 4 .. . ... Page 3.7.4-11
`FIGURE 3.7.4-9, 64K BY 4 ECL SAAM IN FP ... . ........................... Release 2 ...... Page 3.7.4-12
`FIGURE 3.7.4-10, 256K BY 4 or 512K BY 2 CONFIGURABLE ECL SAAM
`IN DIP AND SOJ .. . ...... . ...... . ...... . .................... Release 2 .. . ... Page 3.7.4-13
`FIGURE3.7.4-11, 64KT04M BY 4 BIT SELECTABLE ECLSRAM FAMILY
`IN DIP, SOJ, AND TSOP-2 . . . . ....... . .... .. ...... . ... . ......... Release 4 .. . ... Page 3.7.4-14
`FIGURE 3.7.4-12, 64K TO 4M BY 4 ECL SSRAM FAMILY IN DIP, SOJ, AND TSOP-2 .. Release 4 ...... Page 3.7.4-15
`FIGURE3.7.4-13, 64KT04M BY 4 BIT SELECTABLE ECLSSRAM FAMILY
`I
`IN DIP, SOJ, AND TSOP-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Release 4 .. . .. . Page 3.7.4-16
`3.7.5 Byte Wide TTL SAAM .......................................... Release 1 .•.. Page 3.7.5-1
`3.7.5.1 -64 BY 9 TIL SAAM IN SCC .•....... . .. . ...... • ............. Release 1 .... Page 3.7.5-3
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`[ ______________ ···---------=-·· .. _______ jx0056-008j
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`Jedec 0007687
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`8
`
`

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`JEDEC Standard No. 21-C
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`Release#
`
`Page#
`
`Page 3.7.5-3
`Page 3.7.5-3
`Page 3.7.5-3
`Page 3.7.5-3
`Page 3.7.5-3 I
`Page 3.7.5-3
`Page 3.7.5-3
`Page 3.7.5-3 I
`Page 3.7.5-3
`Page 3.7.5-4
`Page 3.7.5-4
`Page 3.7.5-4
`Page 3.7.5-4
`Page 3.7.5-4
`Page 3.7.5-4
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`Section
`3.7.5.2-1K & 2K BY 81TL SAAM IN DIP ............................. Release 1
`3.7.5.3- 2K & 4K BY 81TL SAAM IN ACC ............................ Release 1 ... .
`3.7.5.4- 2K TO 32K BY 81TL SAAM FAMILY IN DIP & SOJ, ............ Release 1 ... .
`3.7.5.5- .5K TO 32K BY 81TL SAAM FAMILY IN RCC ................. Release 1 .. ..
`3.7.5.6- 32K TO 512K BY 81TL SAAM FAMILY IN SOJ orTSOP-2, ..... Release4 ... .
`3.7.5.7- 64K TO 512K BY 8