SRAM 1k x 1

Cross-Reference

BRAND	TAG	NUMBER	MARKINGS
AMD	Am	93415	Am93415 Am93425 Am93425DC
Fairchild	F	2102	F2102FPC F2102LFPC F21L02FPC
Fairchild	F	93425	F93425PC
Hitachi	HM	2504	HM2504 HM2511
Intel	D/P	2115	D2115 D2125 P2125 D2102 D2102A S2102
Signetics	S	2102	21F02 21F02-2 21F02-4
Texas Instruments	SN	74S209	SN74S209N

Static Random-Access Memory 1K x 1 (DIP16, 300mil)

Size

bit	Byte (padded 0000000x)	Byte (unpadded)	Hex
1Kb	1KB	128B	400hex

Pinout

DIP16 (valid ONLY for 2102)
         +---\/---+
      A6 | 1    16| A7
      A5 | 2    15| A8
     /RW | 3    14| A9
      A1 | 4    13| *CE
      A2 | 5    12| Dout
      A3 | 6    11| Din
      A4 | 7    10| Vcc
      A0 | 8     9| GND
         +--------+



DIP16 (all the others)
         +---\/---+
     *CS | 1    16| Vcc
      A0 | 2    15| Din
      A1 | 3    14| *WE
      A2 | 4    13| A9
      A3 | 5    12| A8
      A4 | 6    11| A7
    Dout | 7    10| A6
     GND | 8     9| A5
         +--------+

External links

SRAM page on wikipedia

Files

• 

  D2102 Datasheet

• 

  Am93415 Datasheet

• 

  HM2511 Datasheet