SRAM 256 x 4
From Citylan
| BRAND | TAG | NUMBER | PIN COUNT | OUTPUT | MARKINGS |
|---|---|---|---|---|---|
| AMD | AM | 9101 | 22 | AM9101 AM93422 | |
| AMD | AM | 9111 | 18 | AM9111 | |
| American Semiconductors | EA | 2101 | 22 | EA2101 | |
| Fairchild | F | 93422 | 22 | F93422 | |
| Harris | HM | 6551 | 22 | HM6551 | |
| Harris | HM | 6561 | 18 | HM6561 | |
| Intel | D | 2101 | 22 | TS | I2101 I2101A 8101 8101A S5101 |
| Intel | D | 2111 | 18 | 2111 | |
| Intersil | MWS | 5101 | 22 | MWS5101 HM6551 | |
| Mitsubishi | M5L | 2111 | 18 | M5L2111 | |
| Motorola | MCM | 5101 | 22 | MCM5101 | |
| National Semiconductors | MM | 6551 | 22 | MM6551 74C920 MM2101 | |
| Philips | PCD | 5101 | 22 | PCD5101 | |
| RCA | CD | 5101 | 22 | CD5101 CD1822 | |
| Texas Instruments | TMS | 2101 | 22 | TMS2101 TMS2102 TMS4039 | |
| Texas Instruments | TMS | 2111 | 18 | TMS2111 TMS2112 TMS4042 | |
| Toshiba | TMM | 5101 | 22 | TMM5101 |
Static Random-Access Memory 256 x 4 (DIP18, 300mil)(DIP22, 300mil)
Size
| bit | Byte (padded 0000xxxx) | Byte (unpadded) | Hex |
|---|---|---|---|
| 1Kb | 512B | 256B | 400hex |
Pinout
DIP22
+--\/--+
A3 |1 22| Vcc
A2 |2 21| A4
A1 |3 20| *WE
A0 |4 19| *CS0
A5 |5 18| *OE
A6 |6 17| CS1
A7 |7 16| O3
GND |8 15| D3
D0 |9 14| O2
O0 |10 13| D2
D1 |11 12| O1
+------+
DIP18
+--\/--+
A3 |1 18| Vcc
A2 |2 17| A4
A1 |3 16| *WE
A0 |4 15| *CE1
A5 |5 14| O4
A6 |6 13| O3
A7 |7 12| 02
GND |8 11| O1
D0 |9 10| *CE2
+------+
External links
Files
-
AM9111 Datasheet
-
2101A Datasheet
-
MWS5101 Datasheet
-
93L422 Datasheet
