WS1M8V-100CMA Ver la hoja de datos (PDF) - White Electronic Designs => Micro Semi
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WS1M8V-100CMA Datasheet PDF : 5 Pages
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WS1M8V-XCX
AC CHARACTERISTICS
(VCC = 3.3V, GND = 0V, TA = -55°C to +125°C)
Parameter
Symbol
Read Cycle
Min
Read Cycle Time
tRC
70
Address Access Time
tAA
Output Hold from Address Change
tOH
5
Chip Select Access Time
tACS
Chip Select to Output in Low Z
tCLZ1
5
Chip Disable to Output in High Z
tCHZ1
1. This parameter is guaranteed by design but not tested.
-70
Max
70
70
25
-85
Min
Max
85
85
5
85
5
25
AC CHARACTERISTICS
(VCC = 3.3V, GND = 0V, TA = -55°C to +125°C)
Parameter
Symbol
Write Cycle
Min
Write Cycle Time
tWC
70
Chip Select to End of Write
tCW
60
Address Valid to End of Write
tAW
60
Data Valid to End of Write
tDW
30
Write Pulse Width
tWP
50
Address Setup Time
tAS
0
Address Hold Time
tAH
5
Output Active from End of Write
tOW1
5
Write Enable to Output in High Z
tWHZ1
Data Hold Time
tDH
0
1. This parameter is guaranteed by design but not tested.
-70
Max
25
-85
Min
Max
85
75
75
30
50
0
5
5
25
0
-100
Min
Max
100
100
5
100
5
25
Units
ns
ns
ns
ns
ns
ns
-100
Min
Max
100
80
80
40
60
0
5
5
35
0
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 = 2.5 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 • (602) 437-1520 • www.whiteedc.com
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