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PI74FCT640T датащи(PDF) 4 Page - Pericom Semiconductor Corporation

номер детали PI74FCT640T
подробное описание детали  Fast CMOS Octal Bidirectional Transceivers
PDF  4 Pages
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производитель  PERICOM [Pericom Semiconductor Corporation]
домашняя страница  http://www.pericom.com
Logo PERICOM - Pericom Semiconductor Corporation

PI74FCT640T датащи(HTML) 4 Page - Pericom Semiconductor Corporation

  PI74FCT640T Datasheet HTML 1Page - Pericom Semiconductor Corporation PI74FCT640T Datasheet HTML 2Page - Pericom Semiconductor Corporation PI74FCT640T Datasheet HTML 3Page - Pericom Semiconductor Corporation PI74FCT640T Datasheet HTML 4Page - Pericom Semiconductor Corporation  
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4
PS2012B
09/22/99
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PI74FCT245T/640T/645T
25OhmSeriesPI74FCT2245T/2640T/2645T
OctalBidirectionalTransceivers
PI74FCT245T/2245TSwitchingCharacteristicsoverOperatingRange
245T/2245T
245AT/2245AT 245CT/2245CT
245DT
Com.
Com.
Com.
Com.
Parameters Description
Conditions(1)
Min.
Max.
Min.
Max.
Min.
Max.
Min
Max. Unit
tPLH
Propagation Delay
CL = 50 pF
1.5
7.0
1.5
4.6
1.5
4.1
1.5
3.8
ns
tPHL
A to B, B to A
RL=500 Ohm
tPZH
Output Enable Time
1.5
9.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
OE to A or B
tPHZ
Output Disable Time
1.5
7.5
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
OE to A or B(3)
tPZH
Output Enable Time
1.5
9.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
T/R to A or B
tPHZ
Output Disable Time(3)
1.5
7.5
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
T/R to A or B(3)
Notes:
1. See test circuit and waveforms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
3. This parameter is guaranteed but not production tested.
PI74FCT640T/2640TSwitchingCharacteristicsoverOperatingRange
640T/2640T
640AT/2640AT 640CT/2640CT
640DT
Com.
Com.
Com.
Com.
Parameters Description
Conditions(1)
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max. Unit
tPLH
Propagation Delay
CL = 50 pF
2.0
7.0
1.5
5.0
1.5
4.4
1.5
3.7
ns
tPHL
A to B, B to A
RL =500Ohm
tPZH
Output Enable Time
2.0
13.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
OE to A or B
tPHZ
Output Disable Time
2.0
10.0
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
OE to A or B(3)
tPZH
Output Enable Time
2.0
13.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
T/R to A or B
tPHZ
Output Disable Time(3)
2.0
10.0
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
T/R to A or B(3)
PI74FCT645T/2645TSwitchingCharacteristicsoverOperatingRange
645T/2645T
645AT/2645AT 645CT/2645CT
645DT
Com.
Com.
Com.
Com.
Parameters Description
Conditions(1)
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max. Unit
tPLH
Propagation Delay
CL = 50 pF
1.5
9.5
1.5
4.6
1.5
4.1
1.5
3.8
ns
tPHL
A to B, B to A
RL=500 Ohm
tPZH
Output Enable Time
1.5
11.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
OE to A or B
tPHZ
Output Disable Time
1.5
12.0
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
OE to A or B(3)
tPZH
Output Enable Time
1.5
11.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
T/R to A or B
tPHZ
Output Disable Time(3)
1.5
12.0
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
T/R to A or B(3)
Pericom Semiconductor Corporation
2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com



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