MCM44H64 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

MFG CO.

MCM44H64

1MB R4000 Secondary Cache Fast Static RAM Module Set

Motorola => Freescale 

READ CYCLE 1 (See Note)

A1 – A15

A0

Q (DATA OUT)

tA0XQX

tAXQX

PREVIOUS DATA VALID

tAVQV

tA0VQV

NOTE: Module is continuously selected (DCS or TCS = VIL, OE = VIL).

READ CYCLE 2 (See Note)

A1 – A15

A0

DCS/TCS

(DATA/TAG ENABLE)

OE (OUTPUT ENABLE)

Q (DATA OUT)

tAVQV

tA0VQV

tELQV

tELQX

tGLQX

tGLQV

NOTE: Address valid prior to or coincident with DCS or TCS going low.

DATA VALID

tEHQZ

tGHQZ

DATA VALID

MOTOROLA FAST SRAM

MCM4464 SERIES

5

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