NVRAM 8k x 8
From Citylan
BRAND | TAG | NUMBER | PIN COUNT | OUTPUT | MARKINGS |
---|---|---|---|---|---|
Dallas | DS | 1643 | 28 | . | DS1643 |
Non-Volatile Random-Access Memory 8K x 8 (DIP28, 300mil)
Size
bit | Byte | Hex |
---|---|---|
65Kb | 8KB | 10000hex |
Pinout
DIP28 +---\/---+ NC | 1 28| Vcc A12 | 2 27| *WE A7 | 3 26| CE2 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| I/O7 I/O0 |11 18| I/O6 I/O1 |12 17| I/O5 I/O2 |13 16| I/O4 GND |14 15| I/O3 +--------+
External links
Files
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DS1643 Datasheet