PI74FCT151TQ Просмотр технического описания (PDF) - Pericom Semiconductor
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PI74FCT151TQ Datasheet PDF : 5 Pages
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PI74FCT151/2151/251T
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PI74FCT151/2151T Switching Characteristics over Operating Range
Parameters Description
Conditions(1)
151T/2151T
Com.
Min
Max
151AT/2151AT
Com.
Min
Max
tPLH
Propagation Delay
tPHL
Sn to Z
tPLH
Propagation Delay
tPHL
Sn to Z
tPLH
Propagation Delay
tPHL
E to Z
tPLH
Propagation Delay
tPHL
E to Z
tPLH
Propagation Delay
tPHL
In to Z
tPLH
Propagation Delay
tPHL
In to Z
CL = 50 pF
RL = 500Ω
1.5
9.0
1.5
6.6
1.5
10.5
1.5
6.8
1.5
7.0
1.5
5.6
1.5
9.5
1.5
5.8
1.5
6.5
1.5
5.2
1.5
7.5
1.5
5.5
151CT/2151CT
Com.
Min
Max Unit
1.5
5.6 ns
1.5
5.8 ns
1.5
4.8 ns
1.5
5.0 ns
1.5
4.4 ns
1.5
4.7 ns
PI74FCT251T Switching Characteristics over Operating Range
Parameters
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPZH
tPZL
tPHZ
tPLZ
Description
Propagation Delay
Sn to Z
Propagation Delay
Sn to Z
Propagation Delay
In to Z
Propagation Delay
In to Z
Output Enable Time
OE to Z
Output Disable Time(3)
OE to Z
Output Enable Time
OE to Z
Output Disable Time(3)
OE to Z
Conditions(1)
CL = 50 pF
RL = 500Ω
251T
Com.
Min
Max
1.5
9.0
1.5
11.0
1.5
7.0
1.5
7.0
1.5
9.0
1.5
7.5
1.5
9.0
1.5
7.0
251AT
Com.
Min
Max
1.5
6.6
1.5
6.8
1.5
5.2
1.5
5.5
1.5
6.7
1.5
6.0
1.5
6.7
1.5
6.0
Notes:
1. See test circuit and wave forms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
3. This parameter is guaranteed but not production tested.
251CT
Com.
Min
Max Unit
1.5
5.6 ns
1.5
5.8 ns
1.5
4.4 ns
1.5
4.7 ns
1.5
5.7 ns
1.5
5.0 ns
1.5
5.7 ns
1.5
5.0 ns
Pericom Semiconductor Corporation
2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com
5
PS2028A 03/11/96
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