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Description
74F640 View Datasheet(PDF) - Philips Electronics
Part Name
Description
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74F640
Octal bus transceiver, inverting (3-State)
Philips Electronics
74F640 Datasheet PDF : 11 Pages
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Philips Semiconductors
Octal bus transceiver, inverting (3-State)
Product specification
74F640
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Propagation delay
An to Bn, Bn to An
Output Enable time
to High or Low level
Output Disable time
from High or Low level
TEST
CONDITION
Waveform
NO TAG
Waveform 3
Waveform 2
Waveform 3
Waveform 2
LIMITS
V
CC
= +5V
T
amb
= +25
°
C
C
L
= 50pF, R
L
= 500
Ω
MIN TYP MAX
V
CC
= +5V
±
10%
T
amb
= 0
°
C to +70
°
C
C
L
= 50pF, R
L
= 500
Ω
MIN
MAX
2.0
4.5
7.0
2.0
8.0
1.0
2.5
5.0
1.0
5.5
5.5
6.5 10.5
5.0
12.0
5.5
7.0 10.5
5.0
11.0
2.0
3.5
6.5
1.5
8.0
2.0
4.5
7.0
2.0
7.5
UNIT
ns
ns
ns
1989 Nov 27
6
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