name: DS1743 function: Real Time Clock - Nonvolatile Timekeeping 8Kx8 nvSRAM package: DIP,28 manufacturer: Dallas Semiconductor added-by: JEREMY comment: Encapsulated Package with battery and crystal +--()--+ 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| -CE1 A0 |10 19| D7 D0 |11 18| D6 D1 |12 17| D5 D2 |13 16| D4 GND |14 15| D3 +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/