SRAM 16 x 4

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Cross-Reference
BRAND TAG NUMBER MARKINGS
AMD Am 27S02 Am27S02 (OC)
AMD Am 27S03 Am27S03 (TS)
Fairchild FC 7489 74189 9389 FC7489 FC9389 74F189
Fujitsu MB 461 MB461
Intel I 3101 I3101 I3101A (OC)
Mitsubishi M 74289 M74289
National DM 5489 7489 DM5489 DM7489 DM54L89A DM74L89A
Siemens FLQ 101 FLQ101
Signetics N 7489 N7489
Soviet RU 531 KR531RU8
Texas SN 7489 74189 SN7489 SN74S189

Bipolar RAM 16 x 4 (DIP16, 300mil)

Size

bit Byte (padded 0000xxxx) Byte (unpadded) Hex
64b 16B 8B 40hex

Note:

Pinout

    +--\/--+
A0  |1   16| Vcc
*ME |2   15| A1
*WE |3   14| A2
D1  |4   13| A3
*Q1 |5   12| D4
D2  |6   11| *Q4
*Q2 |7   10| D3
GND |8    9| *Q3
    +------+

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