MOTOROLA
SEMICONDUCTOR
TECHNICAL DATA
Advance Information 128KB, 256KB, 512KB
Secondary Cache Module
With Tag, Valid, and Dirty for 486 Processor Based Systems
MCM32AB32 MCM32AB64 MCM32AB128
The MCM32AB32SG, MCM32AB64SG, and MCM32AB128 are a family of Motorola's asynchronous secondary cache modules for the 486 processor. This family is suited for the Intel 82420 PCI chipset. The modules are configured with 32 bit data, 7 bit tag, valid and a dirty bit for cache writeback. The family supports