AS7C1026B 查看數據表（PDF） - Alliance Semiconductor
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AS7C1026B Datasheet PDF : 10 Pages
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AS7C1026B
®
Read cycle (over the operating range)3,9
-10
-12
-15
-20
Parameter
Symbol Min Max Min Max Min Max Min Max Unit Notes
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 high to output in high Z
OE low to output in low Z
Byte select access time
Byte select Low to low Z
Byte select High to high Z
OE high to output in high Z
Power up time
Power down time
tRC
10 – 12 – 15 – 20 - ns
tAA
– 10 – 12 – 15 - 20 ns
3
tACE
– 10 – 12 – 15 - 20 ns
3
tOE
– 5 – 6 – 7 - 8 ns
tOH
3 – 3 – 3 – 3 - ns
5
tCLZ
3–3–3–3
- ns 4, 5
tCHZ
–4–5–6
-
7 ns 4, 5
tOLZ
0–0–0–0
- ns 4, 5
tBA
– 5 – 6 – 7 - 8 ns
tBLZ
0–0–0–0
- ns 4, 5
tBHZ
–5–6–6
-
7 ns 4, 5
tOHZ
–
4–5–6
-
7 ns 4, 5
tPU
0 – 0 – 0 – 0 - ns 4, 5
tPD
– 10 – 12 – 15 - 20 ns 4, 5
Key to switching waveforms
Rising input
Falling input
Undefined output/don’t care
Read waveform 1 (address controlled)3,6,7,9
tRC
Address
tOH
tAA
tOH
DataOUT
Previous data valid
Data valid
3/26/04, v 1.3
Alliance Semiconductor
P. 4 of 10
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