MH16S64AMA-12 查看數據表（PDF） - MITSUBISHI ELECTRIC

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MH16S64AMA-12

1073741824-BIT (16777216 - WORD BY 64-BIT) SynchronousDRAM

MITSUBISHI ELECTRIC  

Preliminary Spec.

Some contents are subject to change without notice.

MITSUBISHI LSIs

MH16S64AMA -8,-10,-12

1073741824-BIT (16777216 - WORD BY 64-BIT)SynchronousDRAM

AUTO REFRESH

Single cycle of auto-refresh is initiated with a REFA(/CS=/RAS=/CAS=L,

/WE=/CKE=H) command. The refresh address is generated internally. 4096 REFA

cycle within 64ms refresh 64Mbit memory cells. The auto-refresh is performed on

4bank alternately(ping-pong refresh). Before performing an auto-refresh, both banks

must be in the idle state. Additional commands must not be supplied to the device

before tRC from the REFA command.

CK

/S

/RAS

/CAS

/WE

CKE

A0-11

BA0,1

Auto-Refresh

NOP or DESLECT

minimum tRC

Auto Refresh on Bank 0

Auto Refresh on Bank 1

MIT-DS-0127-0.0

MITSUBISHI

ELECTRIC

( 25 / 52 )

4. Mar.1997

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