MCM64AF32 is 256K Asynchronous Secondary Cache Module for Pentium manufactured by Motorola Semiconductor.
| Part Number | Description |
|---|---|
| MCM64PC32 | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC32T | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC64 | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PD32 | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PD64 | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
The module is configured as 32K x 64 bits in a 160 pin card edge connector. The module uses eight Motorola 3.3 V 32K x 8 FSRAMs for the cache memory, one Motorola 5 V 32K x 8 FSRAM for the tag RAM, and an upper order address latch. Eight write enables are provided for byte write control.
