74AHCT157D NXP Semiconductors, 74AHCT157D Datasheet - Page 4

• Manufacturer Part Number: 74AHCT157D
• Description: Encoders, Decoders, Multiplexers & Demultiplexers QUAD 2-MULTIPLEXER
• Manufacturer: NXP Semiconductors

Specifications of 74AHCT157D

• Product: Decoders, Encoders, Multiplexers & Demultiplexers
• Logic Family: AHCT
• Number Of Lines (input / Output): 8.0 / 4.0
• Propagation Delay Time: 8.7 ns at 5 V
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Package / Case: SOT-109
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Input Lines: 8.0
• Number Of Output Lines: 4.0
• Lead Free Status / Rohs Status: Details
• Other names: 74AHCT157D,112

NXP Semiconductors
Table 2.
6. Functional description
Table 3.
[1]
74AHC_AHCT157_2
Product data sheet
Symbol
S
1I0 to 4I0
1I1 to 4I1
1Y to 4Y
GND
E
V
Input
E
H
L
L
L
L
CC
H = HIGH voltage level;
L = LOW voltage level;
X = don’t care.
Pin description
Function table
Pin
1
2, 5, 11, 14
3, 6, 10, 13
4, 7, 9, 12
8
15
16
5.2 Pin description
S
X
L
L
H
H
[1]
Description
common data select input
data inputs from source 0
data inputs from source 1
multiplexer outputs
ground (0 V)
enable input (active LOW)
supply voltage
Rev. 02 — 9 November 2007
nI0
X
L
H
X
X
74AHC157; 74AHCT157
nI1
X
X
X
L
H
Quad 2-input multiplexer
Output
nY
L
L
H
L
H
© NXP B.V. 2007. All rights reserved.
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