參數(shù)資料
型號(hào): CY7C1380D
廠商: Cypress Semiconductor Corp.
英文描述: 18-Mbit (512K x 36/1M x 18) Pipelined SRAM(18-Mb (512K x 36/1M x 18)管道式SRAM)
中文描述: 18兆位(為512k × 36/1M × 18)流水線的SRAM(18 - MB的(為512k × 36/1M × 18)管道式的SRAM)
文件頁數(shù): 9/30頁
文件大?。?/td> 554K
代理商: CY7C1380D
CY7C1380D
CY7C1382D
Document #: 38-05543 Rev. *D
Page 9 of 30
WRITE Cycle, Begin Burst
READ Cycle, Begin Burst
READ Cycle, Begin Burst
READ Cycle, Continue Burst
READ Cycle, Continue Burst
READ Cycle, Continue Burst
READ Cycle, Continue Burst
WRITE Cycle, Continue Burst
WRITE Cycle, Continue Burst
READ Cycle, Suspend Burst
READ Cycle, Suspend Burst
READ Cycle, Suspend Burst
READ Cycle, Suspend Burst
WRITE Cycle, Suspend Burst
WRITE Cycle, Suspend Burst
External
External
External
Next
Next
Next
Next
Next
Next
Current
Current
Current
Current
Current
Current
L
L
L
X
X
H
H
X
H
X
X
H
H
X
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
X
X
H
X
H
H
X
X
H
X
L
L
L
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
L
L
L
L
L
L
H
H
H
H
H
H
L
H
H
H
H
H
H
L
L
H
H
H
H
L
L
X
L
H
L
H
L
H
X
X
L
H
L
H
X
X
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
D
Q
Tri-State
Q
Tri-State
Q
Tri-State
D
D
Q
Tri-State
Q
Tri-State
D
D
Truth Table for Read/Write
[5,9]
Function (CY7C1380D)
GW
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
BWE
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
X
BW
D
X
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
X
BW
C
X
H
H
H
H
L
L
L
L
H
H
H
H
L
L
L
L
X
BW
B
X
H
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
X
BW
A
X
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
X
Read
Read
Write Byte A – (DQ
A
and DQP
A
)
Write Byte B – (DQ
B
and DQP
B
)
Write Bytes B, A
Write Byte C – (DQ
C
and DQP
C
)
Write Bytes C, A
Write Bytes C, B
Write Bytes C, B, A
Write Byte D – (DQ
D
and DQP
D
)
Write Bytes D, A
Write Bytes D, B
Write Bytes D, B, A
Write Bytes D, C
Write Bytes D, C, A
Write Bytes D, C, B
Write All Bytes
Write All Bytes
Note:
9. Table only lists a partial listing of the byte write combinations. Any combination of BW
X
is valid. Appropriate write will be done based on which byte write is active.
Truth Table
[3, 4, 5, 6, 7, 8]
(continued)
Operation
Add. Used
CE
1
CE
2
CE
3
ZZ
ADSP
ADSC
ADV
WRITE
OE CLK
DQ
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CY7C1381D 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
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