SN74AS850A Datasheet, PDF (4/11 Pages) Texas Instruments – 1 OF 16 DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

SN74AS850A
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1 OF 16 DATA SELECTORS/MULTIPLEXERS
WITH 3ĆSTATE OUTPUTS
SDAS154A − D2822, DECEMBER 1983 − REVISED JANUARY 1990
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 V
Input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 V
Operating free-air temperature range: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C
Storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65°C to 150°C
SN74AS850A recommended operating conditions
VCC
VIH
VIL
IOH
IOL
fclock
tw
tsu
th
TA
Supply voltage
High-level input voltage
Low-level input voltage
High-level output current
Low-level output current
Clock frequency
Pulse duration
CLK high
CLK low
Setup time, select inputs before CLK↑
Hold time, select inputs after CLK↑
Operating free-air temperature
MIN NOM MAX UNIT
4.5
5 5.5 V
2
V
0.8 V
−15 mA
48 mA
0
60 MHz
8
ns
8
10
ns
0
ns
0
70 °C
SN74AS850A electrical characteristics over recommended operating free-air temperature range
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP^‡ MAX UNIT
VIK
VOH
VOL
IOZH
IOZL
II
IIH
D, G
IIL _{All others}
IO‡
ICC
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 5.5 V,
VCC = 4.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V
II = − 18 mA
IOH = − 2 mA
IOH = − 15 mA
IOL = 48 mA
VO= 2. 7 V
VO = 0.4 V
VI = 7 V
VI = 2.7 V
VI = 0 .4 V
VO= 2.25 V
Outputs active
Outputs disabled
−1.2 V
2.5
V
2 3.3
0.35 0.5 V
50 µA
−50 µA
0.1 mA
20 µA
−1
mA
− 0.5
− 30
−112 mA
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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