SN74AS157DR View Datasheet(PDF) - Tachyonics CO,. LTD
Part Name
Description
Manufacturer
SN74AS157DR Datasheet PDF : 20 Pages
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SN54ALS157A, SN54ALS158
SN74ALS157A, SN74ALS158, SN74AS157, SN74AS158
QUAD 1ĆOFĆ2 DATA SELECTORS/MULTIPLEXERS
SDAS081C − APRIL 1982 − REVISED DECEMBER 1994
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 Ω,
TA = MIN to MAX†
SN74AS157
MIN MAX
tPLH
tPHL
A or B
1
6
Y
1
5.5
tPLH
A/B
tPHL
2
11
Y
2
10
tPLH
G
tPHL
2
10.5
Y
2
7.5
† For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
UNIT
ns
ns
ns
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 Ω,
TA = MIN to MAX†
SN74AS158
MIN MAX
tPLH
tPHL
A or B
1
5
Y
1
4.5
tPLH
A/B
tPHL
2
9.5
Y
2
10.5
tPLH
G
tPHL
2
6.5
Y
2
10
† For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
UNIT
ns
ns
ns
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
• POST OFFICE BOX 1443 HOUSTON, TEXAS 77251−1443
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