SRAM 4k x 1

Cross-Reference

BRAND	TAG	NUMBER	PIN COUNT	OUTPUT	MARKINGS
AMD	AM	9044	DIP18		AM9044 AM9044B AM9044C AM9044D
Cypress	CY	2147	DIP18		CY2147 CY21L47
Cypress	CY	2148	DIP18		CY2148 CY21L48
Fujitsu	MBM	2147	DIP18	TS	MBM2147H
Fujitsu	MBM	8144	DIP18		MBM8144 MB8144E MB8144N
Fujitsu	MBM	8147	DIP18		MBM8147 MB8147E MB8147N
Harris	HM	6147	DIP18	TS	HM6147H HM6147HP
Hitachi	HM	4847	DIP18		HM4847
Hitachi	HM	6147	DIP18		HM6147 HM6147LP HM6147P
Intel	D/P	2141	DIP18	TS	D2141 D2141L
Intel	D/P	2147	DIP18	TS	C2147 D2147 D2147A D2147AL D2147H
Intersil	IM	2147	DIP18		IM2147
Intersil	IM	7141	DIP18	.	IM7141
Mitsubishi	M5T	4044	DIP18		M5T4044 M5T4044P
Motorola	MCM	6641	DIP18		MCM6641 MCM66L41
National	NMC	2147	DIP18	TS	NMC2147 NMC2147H
NEC	uPD	2147	DIP18	TS	uPD2147 uPD2147AD uPD2147D
NTE	NTE	2147	DIP18	TS	NTE2147
Pyramid Semiconductor	P4C	147	DIP18 LCC18	TS	P4C147
ST Microelectronics	SGS	2680	DIP18		SGS2680
Texas Instr.	TMS	2147	DIP18 LCC18	TS	TMS2147 TMS2147H
Texas Instr.	TMS	4044	DIP18	TS	TMS4044 TMS40L44
Thomson	ET	2147	DIP18		ET2147 ETL2147

Static Random-Access Memory 4K x 1

Size

bit	Byte (padded 0000000x)	Byte (unpadded)	Hex
4Kb	4KB	512B	1000hex

Pinout

DIP18
     +--\/--+
  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
     +------+

LCC18
+-----------------------------------------+
|  3 A2    |  8 *WE  | 12 A6   | 17 A11   |
|  4 A3    |  9 GND  | 13 A7   | 18 Vcc   |
|  5 A4    | 10 *CE  | 14 A8   |  1 A0    |
|  6 A5    | 11 Din  | 15 A9   |  2 A1    |
|  7 Dout  |         | 16 A10  |          |
+-----------------------------------------+

External links

SRAM page on wikipedia

Files

• 

  AM9044 Datasheet

• 

  D2141 Datasheet

• 

  HM6147 Datasheet

• 

  IM7141 Datasheet

• 

  MBM2147 Datasheet

• 

  NMC2147H Datasheet

• 

  NTE2147 Datasheet

• 

  P4C147 Datasheet

• 

  TMS2147 Datasheet