參數(shù)資料
型號(hào): GM72V66841Exx
廠商: Hynix Semiconductor Inc.
英文描述: 2,097,152 WORD x 8 BIT x 4 BANK SYNCHRONOUS DYNAMIC RAM
中文描述: 2097152字× 8位× 4個(gè)銀行同步動(dòng)態(tài)RAM
文件頁(yè)數(shù): 15/57頁(yè)
文件大?。?/td> 592K
代理商: GM72V66841EXX
LG Semicon
GM72V66841CT/CLT
64M SDRAM Function State Diagram
Automatic Transition after completion of command.
Transition resulting from command input.
Power
ON
PRE-
CHARGE
Precharge
IDLE
SR ENTRY
SR EXIT
SELF-
REFRESH
MODE
REGISTER
SET
MRS
REFRESH
AUTO-
REFRESH
IDLE
Power
DOWN
ROW
ACTIVE
A
CKE=L
CKE=H
CKE=H
CKE=L
READ
READ
SUSPEND
WRITE
SUSPEND
READA
WRITEA
READA
SUSPEND
WRITEA
SUSPEND
CKE=L
CKE=H
CKE=L
CKE=H
WRTE
READ
WIEWT P
P
RA WT P
WRITE
PEHRE
PEHRE
Read
Write
CKE=L
CKE=H
CKE=L
CKE=H
WRITE
READ
WITH AP
READ
WITH AP
WRITE
WITH AP
WITH AP
ACTIVE
Clock
SUSPEND
Power
APPLIED
BST
(on full page)
BST
(on full page)
14
Note: 1. After the auto-refresh operation, Precharge is performed automatically and enter the IDLE state.
*1
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