TC55B4257J-20 is 256K x 4-Bit BiCMOS Static RAM manufactured by Toshiba.
| Part Number | Description |
|---|---|
| TC55B4257J-12 | 256K x 4-Bit BiCMOS Static RAM |
| TC55B4257J-15 | 256K x 4-Bit BiCMOS Static RAM |
| TC55B4257J | 256K x 4-Bit BiCMOS Static RAM |
| TC55B4257P | 256K x 4-Bit BiCMOS Static RAM |
| TC55B4256J | 256K x 4-Bit BiCMOS Static RAM |
The TC55B4257J is a 1,048,576 bit high speed BiCMOS static random access memory organized as 262,144 words by 4 bits and operated from a single 5V supply. Toshiba's BiCMOS technology and advanced circuit design enable high speed operation.
