WPS512K8T-15RJM(2000) 查看數據表（PDF） - White Electronic Designs => Micro Semi
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WPS512K8T-15RJM Datasheet PDF : 5 Pages
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WPS512K8X-XRJX
AC CHARACTERISTICS
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Symbol
-15*
Read Cycle
Min
Max
Read Cycle Time
tRC
15
Address Access Time
tAA
15
Output Hold from Address Change
tOH
0
Chip Select Access Time
tACS
15
Output Enable to Output Valid
tOE
8
Chip Select to Output in Low Z
tCLZ1
3
Output Enable to Output in Low Z
tOLZ1
0
Chip Disable to Output in High Z
tCHZ1
7
Output Disable to Output in High Z
tOHZ1
7
* 15ns not available in the lower power option.
1. This parameter is guaranteed by design but not tested.
-20
Min
Max
20
20
0
20
10
3
0
8
8
AC CHARACTERISTICS
(VCC = 5.0V, TA = -55°C to +125°C)
Parameter
Symbol
-15*
Write Cycle
Min
Max
Write Cycle Time
tWC
15
Chip Select to End of Write
tCW
12
Address Valid to End of Write
tAW
12
Data Valid to End of Write
tDW
8
Write Pulse Width
tWP
12
Address Setup Time
tAS
0
Address Hold Time
tAH
0
Output Active from End of Write
tOW1
0
Write Enable to Output in High Z
tWHZ1
8
Data Hold Time
tDH
0
* 15ns not available in the lower power option.
1. This parameter is guaranteed by design but not tested.
-20
Min
Max
20
13
13
9
13
0
0
0
8
0
-25
Min
Max
25
25
0
25
12
3
0
10
10
-25
Min
Max
25
15
15
10
15
0
0
0
10
0
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AC TEST CIRCUIT
I OL
Current Source
D.U.T.
Ceff = 50 pf
I OH
Current Source
VZ ≈ 1.5V
(Bipolar Supply)
3
AC TEST CONDITIONS
Parameter
Typ
Unit
Input Pulse Levels
VIL = 0, VIH = 3.0 V
Input Rise and Fall
5
ns
Input and Output Reference Level
1.5
V
Output Timing Reference Level
1.5
V
NOTES:
VZ is programmable from -2V to +7V.
IOL & IOH programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
VZ is typically the midpoint of VOH and VOL.
IOL & IOH are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
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