name: 424260 function: 256k * 16 DRAM package: SOJ,40 manufacturer: NEC added-by: Jeroen Peschier comment: 70ns +--()--+ VCC | 1 40| GND IO0 | 2 39| IO15 IO1 | 3 38| IO14 IO2 | 4 37| IO13 IO3 | 5 36| IO12 VCC | 6 35| GND IO4 | 7 34| IO11 IO5 | 8 33| IO10 IO6 | 9 32| IO9 IO7 |10 31| IO8 NC |11 30| NC NC |12 29| \LCAS \WE |13 28| \UCAS \RAS |14 27| OE A9 |15 26| A8 A0 |16 25| A7 A1 |17 24| A6 A2 |18 23| A5 A3 |19 22| A4 VCC |20 21| GND +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/