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CD74AC251 Datasheet(PDF) 4 Page - Texas Instruments

Part No. CD74AC251
Description  8-Input Multiplexer, Three-State
Download  14 Pages
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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CD74AC251 Datasheet(HTML) 4 Page - Texas Instruments

 
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4
Low Level Output Voltage
VOL
VIH or VIL
0.05
1.5
-
0.1
-
0.1
-
0.1
V
0.05
3
-
0.1
-
0.1
-
0.1
V
0.05
4.5
-
0.1
-
0.1
-
0.1
V
12
3
-
0.36
-
0.44
-
0.5
V
24
4.5
-
0.36
-
0.44
-
0.5
V
75
(Note 6, 7)
5.5
-
-
-
1.65
-
-
V
50
(Note 6, 7)
5.5
-----
1.65
V
Input Leakage Current
II
VCC or
GND
-
5.5
-
±0.1
-
±1-
±1
µA
Three-State Leakage
Current
IOZ
VIH or VIL
VO =VCC
or GND
-
5.5
-
±0.5
-
±5-
±10
µA
Quiescent Supply Current
MSI
ICC
VCC or
GND
0
5.5
-
8
-
80
-
160
µA
ACT TYPES
High Level Input Voltage
VIH
-
-
4.5 to
5.5
2-2-2-
V
Low Level Input Voltage
VIL
-
-
4.5 to
5.5
-
0.8
-
0.8
-
0.8
V
High Level Output Voltage
VOH
VIH or VIL
-0.05
4.5
4.4
-
4.4
-
4.4
-
V
-24
4.5
3.94
-
3.8
-
3.7
-
V
-75
(Note 6, 7)
5.5
-
-
3.85
-
-
-
V
-50
(Note 6, 7)
5.5
----
3.85
-
V
Low Level Output Voltage
VOL
VIH or VIL
0.05
4.5
-
0.1
-
0.1
-
0.1
V
24
4.5
-
0.36
-
0.44
-
0.5
V
75
(Note 6, 7)
5.5
-
-
-
1.65
-
-
V
50
(Note 6, 7)
5.5
-----
1.65
V
Input Leakage Current
II
VCC or
GND
-
5.5
-
±0.1
-
±1-
±1
µA
Three-State or Leakage
Current
IOZ
VIH or VIL
VO =VCC
or GND
-
5.5
-
±0.5
-
±5-
±10
µA
Quiescent Supply Current
MSI
ICC
VCC or
GND
0
5.5
-
8
-
80
-
160
µA
Additional Supply Current per
Input Pin TTL Inputs High
1 Unit Load
∆ICC
VCC
-2.1
-
4.5 to
5.5
-
2.4
-
2.8
-
3
mA
NOTES:
6. Test one output at a time for a 1-second maximum duration. Measurement is made by forcing current and measuring voltage to minimize
power dissipation.
7. Test verifies a minimum 50
Ω transmission-line-drive capability at 85oC, 75Ω at 125oC.
DC Electrical Specifications (Continued)
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC
(V)
25oC
-40oC TO
85oC
-55oC TO
125oC
UNITS
VI (V)
IO (mA)
MIN
MAX
MIN
MAX
MIN
MAX
CD74AC251, CD74ACT251


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