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SN74HCT157DR Arkusz danych(PDF) 1 Page - Texas Instruments

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Numer części SN74HCT157DR
Szczegółowy opis  QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
Download  13 Pages
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Producent  TI [Texas Instruments]
Strona internetowa  http://www.ti.com
Logo TI - Texas Instruments

SN74HCT157DR Arkusz danych(HTML) 1 Page - Texas Instruments

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SN54HCT157, SN74HCT157
QUADRUPLE 2LINE TO 1LINE DATA SELECTORS/MULTIPLEXERS
SCLS071D − NOVEMBER 1988 − REVISED OCTOBER 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
D Operating Voltage Range of 4.5 V to 5.5 V
D High-Current Outputs Drive Up To 15
LSTTL Loads
D Typical tpd = 15 ns
D Low Power Consumption, 80-µA Max ICC
D ±6-mA Output Drive at 5 V
D Low Input Current of 1 µA Max
D Inputs Are TTL-Voltage Compatible
D Buffered Inputs and Outputs
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
A/B
1A
1B
1Y
2A
2B
2Y
GND
VCC
G
4A
4B
4Y
3A
3B
3Y
SN54HCT157 ...J OR W PACKAGE
SN74HCT157 ...D OR N PACKAGE
(TOP VIEW)
32 1 20 19
910 11 12 13
4
5
6
7
8
18
17
16
15
14
4A
4B
NC
4Y
3A
1B
1Y
NC
2A
2B
SN54HCT157 . . . FK PACKAGE
(TOP VIEW)
NC − 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.
ORDERING INFORMATION
TA
PACKAGE†
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
PDIP − N
Tube of 25
SN74HCT157N
SN74HCT157N
−40
°C to 85°C
Tube of 40
SN74HCT157D
−40
°C to 85°C
SOIC − D
Reel of 2500
SN74HCT157DR
HCT157
SOIC − D
Reel of 250
SN74HCT157DT
HCT157
CDIP − J
Tube of 25
SNJ54HCT157J
SNJ54HCT157J
−55
°C to 125°C
CFP − W
Tube of 150
SNJ54HCT157W
SNJ54HCT157W
−55 C to 125 C
LCCC − FK
Tube of 55
SNJ54HCT157FK
SNJ54HCT157FK
† Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are
available at www.ti.com/sc/package.
Copyright
 2003, Texas Instruments Incorporated
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.
UNLESS OTHERWISE NOTED this document contains PRODUCTION
DATA information 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.


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