SN74AS850A Datasheet, PDF (6/11 Pages) Texas Instruments – 1 OF 16 DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

SN74AS851B
1 OF 16 DATA SELECTORS/MULTIPLEXERS
WITH 3ĆSTATE OUTPUTS
SDAS154A − D2822, DECEMBER 1983 − REVISED JANUARY 1990
recommended operating conditions
VCC
VIH
VIL
IOH
IOL
tw
tsu
th
TA
Supply voltage
High-level input voltage
Low-level input voltage
High-level output current
Low-level output current
Pulse duration, SC low
Setup time, select inputs before SC↑
Hold time, select inputs after SC↑
Operating free-air temperature
ą
MIN NOM MAX UNIT
4.5
5 5.5 V
2
V
0.8 V
−15 mA
48 mA
10
ns
4.5
ns
0
ns
0
70 °C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP^‡ MAX UNIT
VIK
VCC = 4.5 V,
II = − 18 mA
−1.2 V
VOH
VCC = 4.5 V,
VCC = 4.5 V,
IOH = − 2 mA
IOH = − 15 mA
2.5
V
2 3.3
VOL
VCC = 4.5 V,
IOL = 48 mA
0.35 0.5 V
IOZH
VCC = 5.5 V,
VO = 2. 7 V
50 µA
IOZL
VCC = 5.5 V,
VO = 0.4 V
−50 µA
II
VCC = 5.5 V,
VI = 7 V
0.1 mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20 µA
D, G
IIL _{All others}
VCC = 5.5 V,
VI = 0 .4 V
−1
mA
− 0.5
IO‡
VCC = 5.5 V,
VO = 2.25 V
− 30
−112 mA
Outputs active
ICC
VCC = 5.5 V
Outputs disabled
50 81
mA
52 85
† _{All typical values are at VCC = 5 V, TA = 25°C.}
‡ _{The output conditions have been chosen to produce a current that closely approximates one-half of the true short-circuit current, IOS.}
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