AS7C1024B データシートの表示（PDF） - Alliance Semiconductor
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AS7C1024B Datasheet PDF : 9 Pages
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AS7C1024B
®
Write cycle (over the operating range)11, 12
-10
-12
-15
-20
Parameter
Symbol Min Max Min Max Min Max Min Max Unit
Write cycle time
tWC 10 - 12 – 15 – 20 –
ns
Chip enable (CE1) to write end tCW1 8 - 9
– 10 – 12 –
ns
Chip enable (CE2) to write end tCW2 8 - 9
– 10 – 12 –
ns
Address setup to write end
tAW
8-9
– 10 – 12 –
ns
Address setup time
tAS
0
0 – 0–0–
ns
Write pulse width
tWP
7
8 – 9 – 12 –
ns
Write recovery time
tWR
0-0
–
0–0–
ns
Address hold from end of write
tAH
0-0
–
0–0–
ns
Data valid to write end
tDW
5
6 – 8 – 10 –
ns
Data hold time
tDH
0
0 – 0–0–
ns
Write enable to output in high Z tWZ
- 5–
6
–7–8
ns
Output active from write end
tOW
1-1
–
1–2–
ns
Notes
12
12
12
4, 5
4, 5
4, 5
Write waveform 1 (WE controlled)10,11,12
tWC
tAW
Address
tWP
WE
tAS
DIN
tWZ
DOUT
tWR
tAH
tDW
tDH
Data valid
tOW
3/26/04, v 1.2
Alliance Semiconductor
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