name: X2804C function: 5 volt, Byte Alterable E2PROM package: PLASTIC DIP,24 manufacturer: XICOR added-by: SPAMDOGG +--()--+ A7 | 1 24| Vcc A6 | 2 23| A8 A5 | 3 22| NC A4 | 4 21| WE- A3 | 5 20| OE- A2 | 6 19| NC A1 | 7 18| CE- A0 | 8 17| I/O7 I/O0 | 9 16| I/O6 I/O1 |10 15| I/O5 I/O2 |11 14| I/O4 Vss |12 13| I/O3 +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/