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MCM32P864

Motorola
Part Number MCM32P864
Manufacturer Motorola
Description 256KB Secondary Cache Module
Published Apr 30, 2005
Detailed Description MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MCM32N864/D Advance Information 256KB Secondary Cache M...
Datasheet PDF File MCM32P864 PDF File

MCM32P864
MCM32P864

Overview
MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MCM32N864/D Advance Information 256KB Secondary Cache Module With Tag and Optional Dirty for 486 Processor Systems These 256K Byte cache modules offer dual asynchronous 32K x 32 banks of memory.
There is a 16K x 8 tag memory for main memory cacheability up to 64 Megabytes.
The MCM32N865 and MCM32P865 include a 16K x 1 common I/O dirty bit for writeback cache capability.
The modules are designed to support common 486 chipsets which utilize chip enable (CEx) byte control and bank write enable (CWEx).
The MCM32N864 and MCM32N865 operate at 5 V while the MCM32P864 and MCM32P865 operate at 3.
3 V power.
PD pins are provided for cache size identification at system startup • 64MB of Cacheable Memory • Low Profile Edge Connector: Burndy Part Number: CELP2X56SC3Z48 • All Inputs and Outputs are TTL Compatible • Three State Outputs • Fast Module Cycle Time: Up to External Processor Bus Speed of 33 MHz • Cache Bank Write, Byte Chip En...


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