PI49FCT32805 Просмотр технического описания (PDF) - Pericom Semiconductor Corporation
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PI49FCT32805 Datasheet PDF : 7 Pages
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PI49FCT32805
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Switching Characteristics over Operating Range
Symbol Description
Condition Max.(2) Units
tPLH Propagation Delay
tPHL A to Bn(3)
15pF
3.0
Switch Position
Test
Disable LOW
Enable LOW
Switch
6V
tR/tF
Rise/Fall Time(2)
0.5V - 2.0V
15pF
1.5
Disable HIGH
Enable HIGH
GND
tSK(p) Pulse Skew(2)
tSK(o) Output Skew(2)
tSK(t) Package Skew(2)
Same Output 0.35
ns
Same Package,
Same Bank
0.27
Same Device,
Same Bank
0.55
All Other Inputs
Open
Definitions:
CL = Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of
the Pulse Generator.
tZL, tZH,
tLZ, tHZ
Enable/Disable Time
15pF
5.2
FMAX Input Frequency
15pF
133 MHz
Note:
1. Lumped load, CL = 15pF
2. These parameters are guaranteed by design
3. Minimum propagation delay of 1.5ns is guaranteed but not tested.
Tests Circuits for FIN >100 MHz(2)
VCC
Enable/Disable Time Test Set-Up
6V
Pulse
Generator
f = 125MHz
D.U.T.
50Ω
CL = 15pF
Pulse
Generator
VCC
D.U.T.
RT
Sw
500Ω
CL = 15pF 500Ω
RT = Termination resistance, should be equal to ZOUT of the
pulse generators.
4
PS8494 08/09/00
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