| Part name | Description | Manufacturer | Package | Pins | Temp. Range | PDF datasheet |
| IDT71256L45Y | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | 0°C | 70°C | IDT71256L45Y datasheet (78K) |
| IDT71256L45YB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | -55°C | 125°C | IDT71256L45YB datasheet (78K) |
| IDT71256L55DB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | -55°C | 125°C | IDT71256L55DB datasheet (78K) |
| IDT71256L55LB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | LCC | 32 | -55°C | 125°C | IDT71256L55LB datasheet (78K) |
| IDT71256L55PB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | DIP | 28 | -55°C | 125°C | IDT71256L55PB datasheet (78K) |
| IDT71256L55TDB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | -55°C | 125°C | IDT71256L55TDB datasheet (78K) |
| IDT71256L55TDB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | -55°C | 125°C | IDT71256L55TDB datasheet (78K) |
| IDT71256L55YB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | -55°C | 125°C | IDT71256L55YB datasheet (78K) |
| IDT71256L70DB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | CERDIP | 28 | -55°C | 125°C | IDT71256L70DB datasheet (78K) |
| IDT71256L70LB | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | LCC | 32 | -55°C | 125°C | IDT71256L70LB datasheet (78K) |
