| Part name | Description | Manufacturer | Package | Pins | Temp. Range | PDF datasheet |
| IDT71256S35Y | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | 0°C | 70°C | IDT71256S35Y datasheet (78K) |
| IDT71256S35YB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | -55°C | 125°C | IDT71256S35YB datasheet (78K) |
| IDT71256S45D | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | 0°C | 70°C | IDT71256S45D datasheet (78K) |
| IDT71256S45DB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | -55°C | 125°C | IDT71256S45DB datasheet (78K) |
| IDT71256S45L | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | LCC | 32 | 0°C | 70°C | IDT71256S45L datasheet (78K) |
| IDT71256S45LB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | LCC | 32 | -55°C | 125°C | IDT71256S45LB datasheet (78K) |
| IDT71256S45P | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | DIP | 28 | 0°C | 70°C | IDT71256S45P datasheet (78K) |
| IDT71256S45PB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | DIP | 28 | -55°C | 125°C | IDT71256S45PB datasheet (78K) |
| IDT71256S45TD | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | 0°C | 70°C | IDT71256S45TD datasheet (78K) |
| IDT71256S45TDB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | -55°C | 125°C | IDT71256S45TDB datasheet (78K) |
