SRAM 32k x 8
From Citylan
| BRAND | TAG | NUMBER | PIN COUNT | OUTPUT | MARKINGS |
|---|---|---|---|---|---|
| AMD | Am | 99C328 | Am99C328 | ||
| Amic | LP | 61256 | DIP28-600mil SOP28 TSOP28 | TS | LP61256GS |
| Amic | LP | 62256 | DIP28-600mil SOP28 TSOP28 | TS | LP62256E |
| Amic | LP | 625308 | DIP28-600mil SOP28 TSOP28 | TS | LP625308A |
| Alliance | AS | 7C256 | DIP28-300mil SOJ28-300mil TSOP28 | TS | AS7C256 AS7C3256 |
| Asahikasei | AKM | 62256 | AKM62256LFP AKM62256LP AKM62256P | ||
| Catalyst | CAT | 71256 | DIP28 SOP28 | CAT71C256 CAT71C256L | |
| Cypress | CY | 62256 | DIP28-300mil DIP28-600mil SOP28 TSOP28 | . | CY62256 CY62256LL CY62256N |
| Cypress | CY | 7C1399 | LCC28 SOJ28 TSOP28 | . | CY7C1399 |
| Cypress | CY | 7C199 | DIP28-300mil LCC28 SOJ28 TSOP28 | . | CY7C199 |
| Fairchild | F | 84256 | DIP28-600mil | . | F84256 F84256A |
| Fujitsu | MB | 84256 | DIP28-600mil LCC32 SOP28 | TS | MB84256 MB84256A MB84256C |
| G.E. | CDM | 62256 | CDM62256 | ||
| Hitachi | HM | 62256 | DIP28-300mil DIP28-600mil SOP28 TSOP28 | TS | HM62256BLP HM62256BLFP HM62256BLSP HM62256BLT HM62256BLTM HM62H256AK HM62H256DK |
| Hitachi | HM | 65256 | DIP28-300mil DIP28-600mil | HM65256BP HM65256BLP HM65256BSP HM65256BLSP HM65256BFP HM65256BLFP | |
| Intel | D/P | 51256 | D51256 | ||
| LG Electronics | LGS GM | 76C256 | DIP28-600mil SOP28 TSOP28 | TS | GM76C256C GM76C256CL GM76C256CLL GM76C256CLE GM76C256CLF GM76C256CLT GM76C256C |
| LynkSmart | LST | 62832 | DIP28-600mil DIP28-300mil SOP28 TSOP28 | TS | LST62832I LST62832N LST62832M LST62832TS |
| Hyundai | HY | 62256 | DIP28-600mil SOP28 TSOP28 | TS | HY62256 HY62256A HY62256BA |
| Integrated Dev. Tech. | IDT | 71256 | DIP28-300mil DIP28-600mil SOJ28 | . | IDT71256 IDT71256L IDT71256S IDT71V256 |
| Issi | IS | 61256 | DIP28-300mil SOJ28 TSOP28 | . | IS61C256 IS61C256AH IS61LV256 IS61V256 |
| Mitsubishi | M5M | 5256 | DIP28-300mil DIP28-600mil SOP28 | . | M5M5256 M5M5256BP M5M5256FP M5M5256KP |
| Mosel/Vitelic | MS | 62256 | DIP28-600mil SOP28 | TS | MS62256 MS62256L |
| Motorola | MCM | 60256 | SOP28 | . | MCM60256C |
| Motorola | MCM | 6206 | SOP28 | . | MCM6206 MCM6206B MCM6206C |
| National Semiconductor | NMS | 256 | DIP28 SOJ28 | . | NMS256X8 NMS256X8LV |
| NEC | uPD | 42832 | DIP28-600mil | . | uPD42832 D42832 |
| NEC | uPD | 43256 | DIP28-600mil SOP28 TSOP28 | . | uPD43256B D43256B D43256BGU D43256C D43256AC |
| NKK Micro Devices | N | 341256 | DIP28-300mil SOJ28 TSOP28 | . | N341256 N341256SJ |
| OKI | MSM | 51257 | DIP28-600mil SOIC28-330mil | TS | M51257A MSM51257A |
| Panasonic | MN | 44256 | DIP28-300mil SOJ28 TSOP28 | MN44256 MN44256S MN44256T | |
| Paradigm | PDM | 41256 | SOJ28 TSOP28 | PDM41256 | |
| Samsung | KM | 62256 | DIP28-600mil SOP28 TSOP28 | TS | KM62256 KM62256ALP KM62256BL KM62256BLG KM62256BLP KM62256BLS KM62256CL KM62256CLE KM62256CLI |
| Sharp | LH | 52256 | DIP28-600mil SOJ28 | TS | LH52256 LH52256L |
| Sharp | LH | 52B256 | DIP28-300mil DIP28-600mil SOJ28 TSOP28 | . | LH52B256 LH52B256L |
| Sharp | LH | 52258 | DIP28 SOJ28 | . | LH52258 LH52258D |
| Sony | CXK | 58256 | CXK58256MM CXK58256P | ||
| Sony | CXK | 58257 | DIP28-300mil DIP28-600mil SOP28 | TS | CXK58257AP CXK58257ASP CXK58257AM CXK58257P |
| Temic | HM3 | 65756 | DIP28-300mil DIP28-600mil SOP28 SOJ28 LCC28 LCC32 | . | HM3-65756H HM65756 |
| Texas Instruments | TMS | 62256 | DIP28-600mil | . | TMS62256 |
| Toshiba | TC | 55328 | DIP28-300mil SOJ28-300mil | TC55328P | |
| United Microelectronics | UM | 61256 | DIP28 | TS | UM61256 UM61256A UM61256FK |
| United Microelectronics | UM | 62256 | DIP28 SOP28 | TS | UM62256 UM62256AM UM62256E UM62256M |
| Winbond | W | 24257 | DIP28-600mil SOP28 TSOP28 | TS | W24257 W24M257 W24M257AK |
| OTHERS | DIP28-600mil | 256K_S_BGD-A | |||
| SRM | 22256 | DIP28-600mil | SRM22256C |
Static Random-Access Memory 32K x 8 (DIP28, 600mil)(SOP28, 330mil)(TSOP28, 465mil)
Size
| bit | Byte (unpadded) | Hex |
|---|---|---|
| 256Kb | 32KB | 40000hex |
Pinout
DIP28 - SOP28 - SOJ28
+---\/---+
A14 | 1 28| Vdd
A12 | 2 27| *WE
A7 | 3 26| A13
A6 | 4 25| A8
A5 | 5 24| A9
A4 | 6 23| A11
A3 | 7 22| *OE
A2 | 8 21| A10
A1 | 9 20| *CS
A0 |10 19| I/O8
I/O1 |11 18| I/O7
I/O2 |12 17| I/O6
I/O3 |13 16| I/O5
Vss |14 15| I/O4
+--------+
LCC32
+------------------------------------------+
| 5 A6 | | 21 I/O7 | |
| 6 A5 | 14 I/O2 | 22 I/O8 | 30 A13 |
| 7 A4 | 15 I/O3 | 23 *CS | 31 *WE |
| 8 A3 | 16 GND | 24 A10 | 32 Vcc |
| 9 A2 | 17 NC | 25 *OE | 1 NC |
| 10 A1 | 18 I/O4 | 26 NC | 2 A14 |
| 11 A0 | 19 I/O5 | 27 A11 | 3 A12 |
| 12 NC | 20 I/O6 | 28 A9 | 4 A7 |
| 13 I/O1 | | 29 A8 | |
+------------------------------------------+
LCC28
+------------------------------------------+
| 4 A8 | | 18 I/O6 | |
| 5 A9 | | 19 I/O7 | |
| 6 A10 | 13 I/O2 | 20 *CE | 27 *WE |
| 7 A11 | 14 GND | 21 A0 | 28 Vcc |
| 8 A12 | 15 I/O3 | 22 *OE | 1 A5 |
| 9 A13 | 16 I/O4 | 23 A1 | 2 A6 |
| 10 A14 | 17 I/O5 | 24 A2 | 3 A7 |
| 11 I/O0 | | 25 A3 | |
| 12 I/O1 | | 26 A4 | |
+------------------------------------------+
TSOP32
+-------------+
*OE | 1 [] 32| A10
A11 | 2 31| *CS
NC | 3 30| NC
A9 | 4 29| I/O7
A8 | 5 28| I/O6
A13 | 6 27| I/O5
*WE | 7 26| I/O4
Vcc | 8 25| I/O3
A14 | 9 24| Vss
A12 |10 23| I/O2
A7 |11 22| I/O1
A6 |12 21| I/O0
A5 |13 20| A0
NC |14 19| NC
A4 |15 18| A1
A3 |16 17| A2
+-------------+
TSOP28
+-------------+
*OE | 1 [] 28| A10
A11 | 2 27| *CS
A9 | 3 26| I/O8
A8 | 4 25| I/O7
A13 | 5 24| I/O6
*WE | 6 23| I/O5
Vdd | 7 22| I/O4
A14 | 8 21| Vss
A12 | 9 20| I/O3
A7 |10 19| I/O2
A6 |11 18| I/O1
A5 |12 17| A0
A4 |13 16| A1
A3 |14 15| A2
+-------------+
External links
Files
-
A625308A Datasheet
-
AS7C256 AS7C3256 Datasheet
-
CXK58257 Datasheet
-
CY62256 Datasheet
-
CY62256N Datasheet
-
CY7C199 Datasheet
-
GM76C256C Datasheet
-
HM62256 Datasheet
-
HM65256 Datasheet
-
HM65756 Datasheet
-
HY62256A Datasheet
-
IDT71256 Datasheet
-
IS61LV256 Datasheet
-
LH52256 Datasheet
-
LH52b256 Datasheet
-
LH52258 Datasheet
-
LST62832 Datasheet
-
KM62256 Datasheet
-
M5M5256 Datasheet
-
MB84256 Datasheet
-
MCM60256A Datasheet
-
MCM6206C Datasheet
-
MS62256 Datasheet
-
MSM51257 Datasheet
-
N341256 Datasheet
-
NMS256X8LV Datasheet
-
PDM41256 Datasheet
-
UM61256A Datasheet
-
UM62256 Datasheet
-
TC55328P Datasheet
-
uPD43256 Datasheet
-
W24257 Datasheet