UPD424260LE-70 Datasheet - NEC

UPD424260LE-70 CMOS 4M Bit DRAM

C-MOS 4M (262,144x16) BIT DYNAMIC RAM - TOP VIEW 16 17 18 19 22 23 24 25 26 UPD424260LE-70(1/2) IL08 1 V DD (+5V) I/O1 IN/OUT 2 I/O2 IN/OUT 3 I/O3 IN/OUT 4 I/O4 IN/OUT 5 6 V DD (+5V) I/O5 IN/OUT 7 I/O6 IN/OUT 8 I/O7 IN/OUT 9 I/O8 IN/OUT 10 11 NC 12 NC WE IN 13 RAS IN 14 15 NC A0 IN 16 A1 IN 17 A2 IN 18 A3 IN 19 GND 40 39 I/O16 IN/OUT 38 I/O15 IN/OUT 37 I/O14 IN/OUT 36 I/O13 IN/OUT GND 35 34 I/O12 IN/OUT 33 I/O11 IN/OUT 32 I/O10 IN/OUT 31 I/O9.

UPD424260LE-70_NEC.pdf