CD74ACT157M Datasheet, PDF (3/23 Pages) Texas Instruments – QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER

CD74ACT157
QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTOR/MULTIPLEXER
SCHS340B − MARCH 2003 - REVISED JUNE 2003
recommended operating conditions (see Note 3)
TA = 25°C
MIN MAX
−55°C to
125°C
MIN MAX
−40°C to
85°C
MIN MAX
UNIT
VCC
VIH
VIL
VI
VO
IOH
IOL
∆t/∆v
Supply voltage
High-level input voltage
Low-level input voltage
Input voltage
Output voltage
High-level output current
Low-level output current
Input transition rise or fall rate
4.5 5.5
2
0.8
0 VCC
0 VCC
−24
24
10
4.5 5.5
2
0.8
0 VCC
0 VCC
−24
24
10
4.5 5.5 V
2
V
0.8 V
0 VCC V
0 VCC V
−24 mA
24 mA
10 ns/V
NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
MIN MAX
−55°C to
125°C
MIN MAX
−40°C to
85°C
MIN MAX
UNIT
VOH
VOL
II
ICC
VI = VIH or VIL
VI = VIH or VIL
VI = VCC or GND
VI = VCC or GND,
IOH = −50 µA
IOH = −24 mA
IOH = −50 mA†
IOH = −75 mA†
IOL = 50 µA
IOL = 24 mA
IOL = 50 mA†
IOL = 75 mA†
IO = 0
4.5 V
4.5 V
5.5 V
5.5 V
4.5 V
4.5 V
5.5 V
5.5 V
5.5 V
5.5 V
4.4
4.4
4.4
3.94
3.7
3.8
V
3.85
3.85
0.1
0.1
0.1
0.36
0.5
0.44
V
1.65
1.65
±0.1
±1
±1 µA
8
160
80 µA
DICC‡
VI = VCC − 2.1 V
4.5 V to 5.5 V
2.4
3
2.8 mA
Ci
10
10
10 pF
† _{Test one output at a time, not exceeding 1-second duration. Measurement is made by forcing indicated current and measuring voltage to minimize}
power dissipation. Test verifies a minimum 50-Ω transmission-line drive capability at 85°C and 75-Ω transmission-line drive capability at 125°C.
‡ _{Additional quiescent supply current per input pin, TTL inputs high, 1 unit load}
ACT INPUT LOADING TABLE
INPUT
UNIT LOAD
A or B
0.37
G
0.83
A/B
1.33
Unit load is ∆ICC limit specified in
electrical characteristics table
(e.g., 2.4 mA at 25°C).
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