SN54HC157, SN74HC157
QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS/MULTIPLEXERS
SCLS113D 鈭?DECEMBER 1982 鈭?REVISED SEPTEMBER 2003
D
Wide Operating Voltage Range of 2 V to 6 V
D
Outputs Can Drive Up To 15 LSTTL Loads
D
Low Power Consumption, 80-碌A Max I
CC
SN54HC157 . . . J OR W PACKAGE
SN74HC157 . . . D, DB, N, NS, OR PW PACKAGE
(TOP VIEW)
D
Typical t
pd
= 11 ns
D
鹵6-mA
Output Drive at 5 V
D
Low Input Current of 1
碌A
Max
SN54HC157 . . . FK PACKAGE
(TOP VIEW)
NC 鈭?No internal connection
description/ordering information
These data selectors/multiplexers contain inverters and drivers to supply full data selection to the four output
gates. A separate strobe (G) input is provided. A 4-bit word is selected from one of two sources and is routed
to the four outputs. The 鈥橦C157 devices present true data.
ORDERING INFORMATION
TA
PACKAGE鈥?/div>
PDIP 鈭?N
PACKAGE鈥?/div>
Tube of 25
Tube of 40
SOIC 鈭?D
鈭?0 C 85擄C
鈭?0擄C to 85 C
SOP 鈭?NS
SSOP 鈭?DB
Reel of 2500
Reel of 250
Reel of 2000
Reel of 2000
Tube of 90
TSSOP 鈭?PW
CDIP 鈭?J
鈭?5 C 125擄C
鈭?5擄C to 125 C
CFP 鈭?W
LCCC 鈭?FK
Reel of 2000
Reel of 250
Tube of 25
Tube of 150
Tube of 55
ORDERABLE
PART NUMBER
SN74HC157N
SN74HC157D
SN74HC157DR
SN74HC157DT
SN74HC157NSR
SN74HC157DBR
SN74HC157PW
SN74HC157PWR
SN74HC157PWT
SNJ54HC157J
SNJ54HC157W
SNJ54HC157FK
SNJ54HC157J
SNJ54HC157W
SNJ54HC157FK
HC157
HC157
HC157
HC157
TOP-SIDE
MARKING
SN74HC157N
鈥?Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are
available at www.ti.com/sc/package.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
POST OFFICE BOX 655303
鈥?/div>
DALLAS, TEXAS 75265
2Y
GND
NC
3Y
3B
On products compliant to MIL PRF 38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
A/B
1A
1B
1Y
2A
2B
2Y
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
CC
G
4A
4B
4Y
3A
3B
3Y
1A
A/B
NC
V
CC
G
1B
1Y
NC
2A
2B
4
5
6
7
8
3 2 1 20 19
18
17
16
15
14
9 10 11 12 13
4A
4B
NC
4Y
3A
Copyright
錚?/div>
2003, Texas Instruments Incorporated
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