AS6UA51216-BI 查看數據表（PDF） - Alliance Semiconductor
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生产厂家
AS6UA51216-BI
Alliance Semiconductor
AS6UA51216-BI Datasheet PDF : 9 Pages
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AS6UA51216
Read cycle (over the operating range)
–55
–70
Parameter
Symbol Min
Max
Min
Max
Read cycle time
tRC
55
–
70
–
Address access time
tAA
–
55
–
70
Chip enable (CS) access time tACS
–
55
–
70
Output enable (OE) access
time
tOE
–
25
–
35
Output hold from address
change
tOH
10
–
10
–
CS o output in low Z
tCLZ
10
–
10
–
CS high to output in high Z tCHZ
0
20
0
20
OE low to output in low Z
tOLZ
5
–
5
–
UB/LB access time
tBA
–
55
–
70
UB/LB low to low Z
tBLZ
10
–
10
–
UB/LB high to high Z
tBHZ
0
20
0
20
OE high to output in high Z tOHZ
0
20
0
20
Power up time
tPU
0
–
0
–
Power down time
tPD
–
55
–
70
Shaded areas indicate preliminary information.
Key to switching waveforms
Rising input
Falling input
–100
Min
Max
100
–
–
100
–
100
–
50
15
–
10
–
0
20
5
–
–
100
10
–
0
20
0
20
0
–
–
100
Unit Notes
ns
ns
3
ns
3
ns
ns
5
ns
4, 5
ns
4, 5
ns
4, 5
ns
ns
4, 5
ns
4, 5
ns
4, 5
ns
4, 5
ns
4, 5
Undefined/don’t care
Read waveform 1 (address controlled)
Address
DOUT
Previous data valid
tOH
tAA
Read waveform 2 (CS, OE, UB, LB controlled)
Address
OE
CS
LB, UB
DOUT
tAA
tOE
tOLZ
tACS
tLZ
tBA
tBLZ
tRC
tOH
Data valid
tRC
Data valid
tOH
tOHZ
tHZ
tBHZ
4
ALLIANCE SEMICONDUCTOR
6/27/00
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