PI49FCT2805ATQ Просмотр технического описания (PDF) - Pericom Semiconductor
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PI49FCT2805ATQ Datasheet PDF : 8 Pages
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PI49FCT805T
PI49FCT2805T/PI49FCT806T
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PI49FCT805/806T Switching Characteristics over Operating Range
805T/2805T/ 805AT/2805AT/ 805BT/2805BT/ 805CT/2805CT/
806T
806AT
806BT
806CT
Parameters
Description
tPLH
tPHL
Propagation Delay
INA to OAN,
INB to OBN
tPZH
tPZL
tPHZ
tPLZ
tSKEW(o)(3)
Output Enable Time
OEA to OAN,
OEB to OBN
Output Disable Time(4)
OEA to OAN,
OEB to OBN
Skew twx two outputs
of same package
(same transition)
tSKEW(p)(3) Skew twx opposite
transitions (tPHL-tPLH)
of same output
tSKEW(t)(3)
Skew twx two outputs
of different package at
same temperature
(same transition)
Conditions(1)
CL = 50pF
RL = 500Ω
Com.
Min. Max.
1.5 6.5
1.5 8.0
1.5 7.0
0.7
1.0
1.5
Com
Min. Max.
1.5 5.8
1.5 8.0
1.5 7.0
0.5
0.7
1.0
Com.
Min. Max.
1.5 5.0
1.5 8.5
1.5 6.0
0.4
0.5
1.0
Com
Min. Max. Units
1.5 4.5
1.5 6.2
1.5 5.0
ns
0.4
0.5
1.0
Notes:
1. See test circuit and wave forms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
3. Skew measured at worse cast temperature (max. temp).
4. This parameter is guaranteed but not production tested.
Tests Circuits For All Outputs(1)
VCC
VIN
Pulse
Generator
VOUT
D.U.T.
500Ω
50pF
RT
CL
500Ω
7.0V
Switch Position
Test
Open Drain
Disable LOW
Enable LOW
All Other Inputs
Switch
Closed
Open
Definitions:
CL = Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of the
Pulse Generator.
5
PS7006C 06/27/01
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