HD74LS157
Quadruple 2-line-to-1-line Data Selectors / Multiplexers
(noninverted outputs)
REJ03D0442–0200
Rev.2.00
Feb.18.2005
This data selector / multiplexer contains inverters and drivers to supply full on-chip data selection to the four output
gates. A separate strobe input is provided. A 4-bit word is selected from one of two sources and is routed to the four
outputs. Then, outputs present true data to minimize propagation delay time.
Features
•
Ordering Information
Part Name
HD74LS157P
HD74LS157FPEL
HD74LS157RPEL
Package Type
DILP-16 pin
SOP-16 pin (JEITA)
SOP-16 pin (JEDEC)
Package Code
(Previous Code)
PRDP0016AE-B
(DP-16FV)
PRSP0016DH-B
(FP-16DAV)
PRSP0016DG-A
(FP-16DNV)
Package
Abbreviation
P
FP
RP
Taping Abbreviation
(Quantity)
—
EL (2,000 pcs/reel)
EL (2,500 pcs/reel)
Note: Please consult the sales office for the above package availability.
Pin Arrangement
Select
1A
Inputs
1B
Output
1Y
2A
Inputs
2B
Output
2Y
GND
1
S
2
3
4
5
6
7
8
1A
1B
1Y
2A
2B
2Y
3Y
G
4A
4B
4Y
3A
3B
16
15
14
13
12
11
10
9
V
CC
Strobe
4A
Inputs
4B
4Y
3A
Inputs
3B
3Y
Output
Output
(Top view)
Rev.2.00, Feb.18.2005, page 1 of 6
RENESAS [ RENESAS TECHNOLOGY CORP ]
