- TBP28S42
- Texas Instruments
- 4096 bit (512 x 8) PROM
- TBP28S42J
- Texas Instruments
- Standard and low power programmable read-only memory, 256 x 4 bit, 20ns
- TBP28S42MJ
- Texas Instruments
- Standard and low power programmable read-only memory, 512 x 8 bit, 20ns
- TBP28S42N
- Texas Instruments
- Standard and low power programmable read-only memory, 512 x 8 bit, 20ns