參數(shù)資料
型號(hào): M12S64322A-6TG
廠商: ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC
元件分類: DRAM
英文描述: 512K x 32 Bit x 4 Banks Synchronous DRAM
中文描述: 2M X 32 SYNCHRONOUS DRAM, 5.5 ns, PDSO86
封裝: 0.400 X 0.875 INCH, 0.50 MM PITCH, LEAD FREE, TSOP2-86
文件頁(yè)數(shù): 26/46頁(yè)
文件大?。?/td> 746K
代理商: M12S64322A-6TG
ES MT
M12S64322A
Elite Semiconductor Memory Technology Inc.
Publication Date: May. 2007
Revision
:
1.0
26/46
FUNCTION TURTH TABLE (TABLE 1)
Current
State
IDLE
Row
Active
Read
Write
Read with
Auto
Precharge
Write with
Auto
Precharge
CS
RAS
CAS
WE
BA
X
X
X
BA
BA
BA
X
ADDR
X
X
X
CA, A10/AP ILLEGAL
RA
A10/AP
X
OP code
X
X
X
CA, A10/AP Begin Read ; latch CA ; determine AP
CA, A10/AP Begin Write ; latch CA ; determine AP
RA
ILLEGAL
A10/AP
Precharge
X
ILLEGAL
X
NOP (Continue Burst to End
Row Active)
X
NOP (Continue Burst to End
Row Active)
X
Term burst
Row active
CA, A10/AP Term burst, New Read, Determine AP
CA, A10/AP Term burst, New Write, Determine AP
RA
ILLEGAL
A10/AP
Term burst, Precharge timing for Reads
X
ILLEGAL
X
NOP (Continue Burst to End
Row Active)
X
NOP (Continue Burst to End
Row Active)
X
Term burst
Row active
CA, A10/AP Term burst, New Read, Determine AP
CA, A10/AP Term burst, New Write, Determine AP
RA
ILLEGAL
A10/AP
Term burst, Precharge timing for Writes
X
ILLEGAL
X
NOP (Continue Burst to End
Precharge)
X
NOP (Continue Burst to End
Precharge)
X
ILLEGAL
CA, A10/AP ILLEGAL
RA, RA10
ILLEGAL
X
ILLEGAL
X
NOP (Continue Burst to End
Precharge)
X
NOP (Continue Burst to End
Precharge)
X
ILLEGAL
CA, A10/AP ILLEGAL
RA, RA10
ILLEGAL
X
ILLEGAL
ACTION
Note
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
H
L
L
L
L
L
X
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
X
H
H
H
H
L
L
L
X
H
H
H
H
L
L
L
X
H
H
H
L
L
X
H
H
H
L
L
X
H
H
L
H
H
L
L
X
H
H
L
L
H
H
L
X
H
H
L
L
H
H
L
X
H
H
L
L
H
H
L
X
H
H
L
H
L
X
H
H
L
H
L
X
H
L
X
H
L
H
L
X
H
L
H
L
H
L
X
X
H
L
H
L
H
L
X
X
H
L
H
L
H
L
X
X
H
L
X
X
X
X
H
L
X
X
X
NOP
NOP
ILLEGAL
2
2
4
5
5
2
2
3
2
3
3
2
3
2
2
Row (&Bank) Active ; Latch RA
NOP
Auto Refresh or Self Refresh
Mode Register Access
NOP
NOP
ILLEGAL
OP code
X
X
X
BA
BA
BA
BA
X
X
X
X
BA
BA
BA
BA
X
X
X
X
BA
BA
BA
BA
X
X
X
X
BA
BA
X
X
X
X
BA
BA
X
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