5962-9458501H4X Просмотр технического описания (PDF) - Aeroflex Corporation
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5962-9458501H4X Datasheet PDF : 12 Pages
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Parameter
Data Hold Time
OE Hold Time
OE to Output Valid
Write Recovery Time
Guaranteed. But not tested.
Data Polling Characteristics
(VCC = 5V, VSS = 0V, TC = -55°C to +125°C)
Symbol Min Max Units
tDH
10
ns
tOEH
10
ns
tOE
55
ns
tWR
0
ns
Figure 1
AC Test Circuit
Current Source
IOL
Parameter
Input Pulse Level
A
Typical
Units
0 – 3.0
V
To Device Under Test
CL =
50 pF
Input Rise and Fall
5
ns
VZ ~ 1.5 V
(Bipolar Supply)
Input and Output Timing Reference Level
1.5
V
Output Lead Capacitance
50
pF
IOH
Current Source
Notes:
1) VZ is programmable from -2V to +7V. 2) IOL and IOH programmable from 0 to 16 mA. 3) Tester Impedance ZO = 75Ω. 4) VZ is typically the
midpoint of VOH and VOL. 5) IOL and IOH are adjusted to simulate a typical resistance load circuit. 6) ATE Tester includes jig capacitance.
Figure 2
Write Waveforms – WE Controlled
OE
ADDRESS
CE
WE
DATA IN
tOES
tAS
tCE
tWC
tOEH
tCEH
tAH
tWP
tDS
tWPH
tDH
Aeroflex Circuit Technology
6
SCD1662 REV B 9/5/01 Plainview NY (516) 694-6700
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