NVRAM 32k x 8: Difference between revisions
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|Dallas || DS || 1230 || 28|| || DS1230 | |Dallas || DS || 1230 || 28|| || DS1230 | ||
|- | |||
|Dallas || DS || 1235 || 28|| || DS1235 DS1235Y DS1235AB | |||
|- | |- | ||
|ST Microelectronics || ST || M48Z || 28|| || M48Z35 M48Z35Y | |ST Microelectronics || ST || M48Z || 28|| || M48Z35 M48Z35Y | ||
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<gallery widths="150px"> | <gallery widths="150px"> | ||
File:Ds1230.pdf|DS1230 Datasheet | File:Ds1230.pdf|DS1230 Datasheet | ||
File:Ds1235.pdf|DS1235 Datasheet | |||
File:m48z35.pdf|M48Z35 Datasheet | File:m48z35.pdf|M48Z35 Datasheet | ||
</gallery> | </gallery> | ||
[[Category:RAM]] | [[Category:RAM]] | ||
[[Category:DIP28]] | [[Category:DIP28-600mil]] | ||
Latest revision as of 14:43, 20 March 2017
| BRAND | TAG | NUMBER | PIN COUNT | OUTPUT | MARKINGS |
|---|---|---|---|---|---|
| Dallas | DS | 1230 | 28 | DS1230 | |
| Dallas | DS | 1235 | 28 | DS1235 DS1235Y DS1235AB | |
| ST Microelectronics | ST | M48Z | 28 | M48Z35 M48Z35Y |
Non-Volatile Random-Access Memory 32K x 8 (DIP28, 600mil)
Size
| bit | Byte | Hex |
|---|---|---|
| 256Kb | 32KB | 8000hex |
Pinout
DIP28
+---\/---+
A14 | 1 28| Vcc
A12 | 2 27| *WE
A7 | 3 26| A13
A6 | 4 25| A8
A5 | 5 24| A9
A4 | 6 23| A11
A3 | 7 22| *OE
A2 | 8 21| A10
A1 | 9 20| *CE
A0 |10 19| DQ7
DQ0 |11 18| DQ6
DQ1 |12 17| DQ5
DQ2 |13 16| DQ4
GND |14 15| DQ3
+--------+
External links
Files
-
DS1230 Datasheet
-
DS1235 Datasheet
-
M48Z35 Datasheet
