| Part name | Description | Manufacturer | Package | Pins | Temp. Range | PDF datasheet |
| IDT71256SA20P | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | DIP | 28 | 0°C | 70°C | IDT71256SA20P datasheet (61K) |
| IDT71256SA20PE | CMOS static RAM 256K (32K x 8-bit) in PE packages | Integrated Device Technology, Inc. | SOIC | 28 | 0°C | 70°C | IDT71256SA20PE datasheet (65K) |
| IDT71256SA20PZ | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | TSOP | 28 | 0°C | 70°C | IDT71256SA20PZ datasheet (61K) |
| IDT71256SA20PZI | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | TSOP | 28 | -40°C | 85°C | IDT71256SA20PZI datasheet (61K) |
| IDT71256SA20TP | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | DIP | 28 | 0°C | 70°C | IDT71256SA20TP datasheet (61K) |
| IDT71256SA20Y | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | 0°C | 70°C | IDT71256SA20Y datasheet (61K) |
| IDT71256SA20YI | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | SOJ | 28 | -40°C | 85°C | IDT71256SA20YI datasheet (61K) |
| IDT71256SA25P | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | DIP | 28 | 0°C | 70°C | IDT71256SA25P datasheet (61K) |
| IDT71256SA25PE | CMOS static RAM 256K (32K x 8-bit) in PE packages | Integrated Device Technology, Inc. | SOIC | 28 | 0°C | 70°C | IDT71256SA25PE datasheet (65K) |
| IDT71256SA25PZ | CMOS static RAM 256K (32K x 8-bit) | Integrated Device Technology, Inc. | TSOP | 28 | 0°C | 70°C | IDT71256SA25PZ datasheet (61K) |
