SN54ALS157A, SN54ALS158
SN74ALS157A, SN74ALS158, SN74AS157, SN74AS158
QUAD 1 OF 2 DATA SELECTORS/MULTIPLEXERS
SDAS081C − APRIL 1982 − REVISED DECEMBER 1994
switching characteristics (see Figure 1)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500
Ω
,
TA = MIN to MAX†
SN74AS157
MIN
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
1
A or B
A/B
G
Y
Y
Y
1
2
2
2
2
MAX
6
5.5
11
10
10.5
7.5
ns
ns
ns
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
UNIT
† For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
switching characteristics (see Figure 1)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500
Ω
,
TA = MIN to MAX†
SN74AS158
MIN
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
1
A or B
A/B
G
Y
Y
Y
1
2
2
2
2
MAX
5
4.5
9.5
10.5
6.5
10
ns
ns
ns
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
UNIT
† For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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