MB81F643242C-60FN View Datasheet(PDF) - Fujitsu

Part Name

Description

Manufacturer

MB81F643242C-60FN

MEMORY CMOS 4 × 512 K × 32 BIT SYNCHRONOUS DYNAMIC RAM

Fujitsu 

MB81F643242C-60/-70/-10 Advanced Info (AE0.1E)

(Continued)

Current

State

CKE CKE

n-1 n

CS

RAS CAS

WE

Bank

Active,

HHXXXX

Bank

Activating,

Read/Write

H

L

X

X

X

X

Addr

X

X

Function

Notes

Refer to the Operation Command

Table.

Begin Clock Suspend next cycle

LXXXXX

X

Invalid

Clock

Suspend

HXXXXX

LHXXXX

X

Invalid

X

Exit Clock Suspend next cycle

L LXXXX

X

Maintain Clock Suspend

Any State

LXXXXX

Other Than

Listed

Above

HHXXXX

X

Invalid

X

Refer to the Operation Command

Table.

HL XXXX

X

Illegal

Notes: *1.

*2.

*3.

All entries in “COMMAND TRUTH TABLE FOR CKE” are specified at CKE(n) state and CKE input

from CKE(n-1) to CKE(n) state must satisfy corresponding set up and hold time for CKE.

CKE should be held High for tRC period.

SELF command should only be issued after the last data have been appeared on DQ.

15

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