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| Device | Description | Equivalent |
|---|---|---|
| 24C16 | 2048*8 Serial EEPROM | |
| 27C128 | 128K (16K*8) CMOS EEPROM | |
| 74S188 | 256-bit (32*8) TTL PROM | |
| 85C82 | 2K (256*8) CMOS EEPROM | |
| 6308-1 | 256*8 TTL PROM. Open collector | |
| 6309-1 | 256*8 TTL PROM. Tri-state | |
| Sony CXK58257M | 32768*8 CMOS SRAM | |
| Sony CXK58257P | 32768*8 CMOS SRAM | |
| Sony CXK58257SP | 32768*8 CMOS SRAM | |
| uPD43256B | 32K-word CMOS SRAM |