參數(shù)資料
型號(hào): MB811171622A-84
廠商: Fujitsu Limited
英文描述: CMOS 2×512K×16 Bit Synchronous Dynamic RAM(CMOS 2×512K×16 位同步動(dòng)態(tài)RAM)
中文描述: 的CMOS為512k × 2 × 16位同步動(dòng)態(tài)隨機(jī)存儲(chǔ)器(2 ×的CMOS為512k × 16位同步動(dòng)態(tài)RAM)的
文件頁數(shù): 8/43頁
文件大小: 601K
代理商: MB811171622A-84
8
MB811171622A-125/-100/-84/-67
(Continued)
Current
State
CS
RAS CAS
WE
Addr
Command
Function
Notes
Read
H
X
X
X
X
DESL
NOP (Continue Burst to End
Bank
Active)
L
H
H
H
X
NOP
NOP (Continue Burst to End
Bank
Active)
L
H
H
L
X
BST
Burst Stop
Bank Active
L
H
L
H
BA, CA, AP
READ/READA
Terminate Burst, New Read;
Determine AP
L
H
L
L
BA, CA, AP
WRIT/WRITA
Terminate Burst, Start Write;
Determine AP
*4
L
L
H
H
BA, RA
ACTV
Illegal
*2
L
L
H
L
BA, AP
PRE/PALL
Terminate Burst, Precharge;
Idle
Determine Precharge Type
L
L
L
H
X
REF/SELF
Illegal
L
L
L
L
MODE
MRS
Illegal
Write
H
X
X
X
X
DESL
NOP (Continue Burst to End
Bank Active)
L
H
H
H
X
NOP
NOP (Continue Burst to End
Bank Active)
L
H
H
L
X
BST
Burst Stop
Bank Active
L
H
L
H
BA, CA, AP
READ/READA
Terminate Burst, Start Read;
Determine AP
L
H
L
L
BA, CA, AP
WRIT/WRITA
Terminate Burst, New Write;
Determine AP
L
L
H
H
BA, RA
ACTV
Illegal
*2
L
L
H
L
BA, AP
PRE/PALL
Terminate Burst, Precharge;
Determine Precharge Type
L
L
L
H
X
REF/SELF
Illegal
L
L
L
L
MODE
MRS
Illegal
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