PI74FCT845T 데이터 시트보기 (PDF) - Pericom Semiconductor
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PI74FCT845T Datasheet PDF : 7 Pages
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PI74FCT841T/843T/845T
(25Ω SERIES) P174FCT2841T
BUS INTERFACE LATCHES 1122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122
PI74FCT841/2841T Switching Characteristics over Operating Range
Parameters
tPLH
tPHL
Description
Propagation Delay
DN to YN
(LE = HIGH)
tSU
Setup Time
Data to LE
tH
Hold Time
Data to LE
tPLH
Propagation Delay
tPHL
LE to YN
tW
LE Pulse Width(3)
(HIGH)
tPZH
Output Enable Time
tPZL
OE to YN
tPHZ
Output Disable Time(3)
tPLZ
OE to YN
Conditions(1)
CL = 50 pF
RL = 500Ω
CL = 300 pF(3)
RL = 500Ω
CL = 50 pF
RL = 500Ω
CL = 50 pF
RL = 500Ω
CL = 300 pF(3)
RL = 500Ω
CL = 50 pF
RL = 500Ω
CL = 50 pF
RL = 500Ω
CL = 300 pF(3)
RL = 500Ω
CL = 50 pF
RL = 500Ω
CL = 5 pF(3)
RL = 500Ω
841AT/2841AT 841BT/2841BT 841CT/2841CT
Com.
Com.
Com.
Min
Max
Min
Max
Min
Max
Unit
1.5
9.0
1.5
6.5
1.5
5.5
ns
1.5
8.0
1.5
13.0
1.5
13.0
ns
2.5
—
2.5
—
2.5
—
ns
2.5
—
2.5
—
2.5
—
ns
1.5
12.0
1.5
8.0
1.5
6.4
ns
—
16.0
—
15.5
—
15.0
ns
4.0
—
4.0
—
4.0
—
ns
1.5
10.0
1.5
8.0
1.5
6.5
ns
1.5
23.0
1.5
14.0
1.5
12.0
ns
1.5
7.0
1.5
6.0
1.5
5.7
ns
1.5
8.0
1.5
7.0
1.5
6.0
ns
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.
5
PS2025A 03/11/96
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