SRAM 1k x 4

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Cross-Reference
BRAND TAG NUMBER PIN COUNT OUTPUT MARKINGS
AMD Am 2148 . Am2148 Am2149 Am21L48 Am21L49 Am91L14 Am91L24
AMI S 2114 S2114
EMM Semi SEMI 2114 DIP18 TS SEMI2114
Fujitsu MB 8114 MB8114 MB8148 MB8149
Fujitsu MBM 2114 MBM2114 MBM2148 MBM8414
G.E. / RCA MWS 5114 MWS5114
Hitachi HM 4334 HM4334
Harris HM 6514 HM6514
Hitachi HM 6148 DIP18 TS HM6148
Intel D/P 2114 DIP18 TS D2114 P2114 D2114A P2114A
Intel D/P 2142 DIP20 TS D2142 D2142L
Intel D/P 2148 2149 DIP18 TS D2148 D2148H D2149H D2149HL
Intersil IM 7114 IM7114
Matsushita MN 2114 MN2114 MN2148
Mitsubishi M5 891 M5891 M58981
Mitsubishi M5L 2114 M5L2114
Motorola MCM 2114 MCM2114 MCM21L14
Motorola MCM 65148 MCM65148
National Semiconductor MM 2114 MM2114 MM6514
National Semiconductor NMC 2114 NMC2114 NMC2148
National Semiconductor NMC 2148 18 TS NMC2148 NMC2148HJ
NEC uPD 2114 18 TS uPD2114 uPD2114L uPD444
OKI MSM 2114v MSM2114 MSM5114 MSM5115
Philips PCD 5114 PCD5114
Pyramid Semiconductor P4C 148 DIP18 LCC18 TS P4C148
Pyramid Semiconductor P4C 149 DIP18 LCC18 TS P4C149
Pyramid Semiconductor P4C 150 DIP24 LCC24 TS P4C150
Seiko SRM 2114 SRM2114 SRM5114 SRAM5114
Sharp LH 5114 LH5114
Signetics N 2614 N2614
Synertek SY 2114 DIP18 TS SY2114 SY2148
Soviet RU 541 KR541RU2
Texas Instr. TMS 2114 DIP18 TS TMS2114 TMS2114L
Texas Instr. TMS 4014 DIP18 TS TMS4014 TMS4014J
Texas Instr. TMS 4045 DIP18 TS TMS4045 TMS40L45
Texas Instr. TMS 4047 DIP20 TS TMS4047 TMS40L47
Toshiba TMM 314 TMM314
Toshiba TC 5514 TC5513 TC5514
United Microelectronics UM 214 UM2148
OTHERS SMOS6514 4045

Static Random-Access Memory 1K x 4 (DIP18, 300mil)(DIP20, 300mil)(DIP24, 300mil)(LCC18)(LCC24)

Contents

Size

bit Byte (padded 0000xxxx) Byte (unpadded) Hex
4Kb 1KB 512B 1000hex

Pinout

DIP24 (only P4C150)
         +---\/---+
      A0 | 1    24| Vcc
      A1 | 2    23| A9
      A2 | 3    22| A8
      A3 | 4    21| A7
      A4 | 5    20| *RS
      A5 | 6    19| *CS
      A6 | 7    18| *WE
      I1 | 8    17| *OE
      I2 | 9    16| I4
      01 | 10   15| I3
      02 | 11   14| O4
     GND | 12   13| O3
         +--------+

DIP20 (only TMS2047)
         +---\/---+
     *OE | 1    20| Vcc1
      A6 | 2    19| Vcc2
      A5 | 3    18| A7
      A4 | 4    17| A8
      A3 | 5    16| A9
      A0 | 6    15| I/O1
      A1 | 7    14| I/O2
      A2 | 8    13| I/O3
      *S | 9    12| I/O4
     GND | 10   11| *W
         +--------+

DIP20 (all the others)
         +---\/---+
      A6 | 1    20| Vcc
      A5 | 2    19| A7
      A4 | 3    18| A8
      A3 | 4    17| A9
     CS2 | 5    16| OD
      A0 | 6    15| I/O1
      A1 | 7    14| I/O2
      A2 | 8    13| I/O3
    *CS1 | 9    12| I/O4
     GND | 10   11| *WE
         +--------+

DIP18 (only Intel D2147H)
         +---\/---+
      A0 | 1    18| Vcc
      A1 | 2    17| A6
      A2 | 3    16| A7
      A3 | 4    15| A8
      A4 | 5    14| A9
      A5 | 6    13| A10
    Dout | 7    12| A11
     *WE | 8    11| Din
     GND | 9    10| *CS
         +--------+

DIP18 (all the others)
         +---\/---+
      A6 | 1    18| Vcc
      A5 | 2    17| A7
      A4 | 3    16| A8
      A3 | 4    15| A9
      A0 | 5    14| I/O1
      A1 | 6    13| I/O2
      A2 | 7    12| I/O3
     *CE | 8    11| I/O4
     GND | 9    10| *WE
         +--------+

LCC28 (only P4C150)
+--------------------------------------+
|  4 A2  |         | 18 I3   |         |
|  5 A3  |         | 19 I4   |         |
|  6 A4  | 13 O2   | 20 *OE  | 27 A9   |
|  7 A5  | 14 GND  | 21 *WE  | 28 Vcc  |
|  8 NC  | 15 NC   | 22 NC   |  1 NC   |
|  9 A6  | 16 03   | 23 *CS  |  2 A0   |
| 10 I1  | 17 O4   | 24 *RS  |  3 A1   |
| 11 I2  |         | 25 A7   |         |
| 12 O1  |         | 26 A8   |         |
+--------------------------------------+

LCC18
+-------------------------------------------+
|  3 A2  |  8 *CE/*CS  | 12 I/O2  | 17 A9   |
|  4 A3  |  9 GND      | 13 I/O3  | 18 VCC  |
|  5 A4  | 10 *CE      | 14 I/O4  |  1 A0   |
|  6 A5  | 11 I/O1     | 15 A7    |  2 A1   |
|  7 A6  |             | 16 A8    |         |
+-------------------------------------------+

External links

SRAM page on wikipedia

Files

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