AS7C1025 데이터 시트보기 (PDF) - Alliance Semiconductor
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AS7C1025 Datasheet PDF : 9 Pages
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Read cycle (over the operating range)3,9
-12
-15
-20
Parameter
Symbol Min Max Min Max Min Max
Read cycle time
Address access time
Chip enable (CE) access time
Output enable (OE) access time
Output hold from address change
CE Low to output in low Z
CE Low to output in high Z
OE Low to output in low Z
OE High to output in high Z
Power up time
Power down time
tRC
12 – 15 – 20 –
tAA
– 12 – 15 – 20
tACE
– 12 – 15 – 20
tOE
–
6
–
7
–
8
tOH
3
–
3
–
3
–
tCLZ
0
–
0
–
0
–
tCHZ
–
3
–
4
–
5
tOLZ
0
–
0
–
0
–
tOHZ
–
3
–
4
–
5
tPU
0
–
0
–
0
–
tPD
– 12 – 15 – 20
Key to switching waveforms
Rising input
Falling input
Undefined/don’t care
Read waveform 1 (address controlled)3,6,7,9
tRC
Address
tAA
tOH
DOUT
Data valid
Read waveform 2 (CE and OE controlled)3,6,8,9
CE
tRC1
AS7C1025
AS7C31025
Unit
Notes
ns
ns
3
ns
3
ns
ns
5
ns
4, 5
ns
4, 5
ns
4, 5
ns
4, 5
ns
4, 5
ns
4, 5
tOE
OE
tOLZ
tOHZ
DOUT
tACE
tCHZ
Data valid
Supply
current
tCLZ
tPU
50%
tPD
ICC
50%
ISB
3/23/01; v.1.0
Alliance Semiconductor
P. 4 of 9
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