| Manufacturer | Part Number | Description |
|---|---|---|
NEC (now Renesas Electronics)
| UPD23128 | FULLY DECODED 128K-BIT MASK PROGRAMMABLE READ ONLY MEMORY |
UMC
| UM23128 | 16K x 8 NMOS ROM |
UMC
| UM23128A | 16K x 8 NMOS ROM |
| KM23128 | NMOS MASK ROM | |
| Commodore | 23128 | 128K STATIC READ ONLY MEMORY |
Mitsubishi Electric
| M5M23128-xxxP | 128K-Bit ROM |
| Commodore | MPS23128 | 128K STATIC READ ONLY MEMORY |