CYM1841A 데이터 시트보기 (PDF) - Cypress Semiconductor
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CYM1841A Datasheet PDF : 11 Pages
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Switching Characteristics Over the Operating Range (continued)[4]
Parameter
Description
READ CYCLE
tRC
Read Cycle Time
tAA
Address to Data Valid
tOHA
Data Hold from Address Change
tACS
CS LOW to Data Valid
tDOE
OE LOW to Data Valid
tLZOE
OE LOW to Low Z
tHZOE
tLZCS
tHZCS
OE LOW to High Z
CS LOW to Low Z[5]
CS HIGH to High Z[5, 6]
tPD
CS HIGH to Power-Down
WRITE CYCLE[7]
tWC
tSCS
tAW
tHA
tSA
tPWE
tSD
tHD
tLZWE
tHZWE
Write Cycle Time
CS LOW to Write End
Address Set-Up to Write End
Address Hold from Write End
Address Set-Up to Write Start
WE Pulse Width
Data Set-Up to Write End
Data Hold from Write End
WE HIGH to Low Z
WE LOW to High Z[6]
1841A-35
1841C-35
Min.
Max.
35
35
3
35
25
0
15
10
20
35
35
30
30
2
2
30
20
2
0
0
15
CYM1841A
CYM1841C
1841A-45
1841C-45
Min.
Max.
Unit
45
ns
45
ns
3
ns
45
ns
30
ns
0
ns
15
ns
10
ns
20
ns
45
ns
45
ns
40
ns
40
ns
2
ns
2
ns
35
ns
25
ns
2
ns
0
ns
0
15
ns
5
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