參數(shù)資料
型號(hào)： SN74HCT157DT
廠商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 編、解碼器及復(fù)用、解復(fù)用
英文描述： HCT SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封裝： GREEN, PLASTIC, SOIC-16
文件頁(yè)數(shù)： 1/13頁(yè)
文件大?。?/td> 456K
代理商： SN74HCT157DT
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-A Max ICC
D ±6-mA Output Drive at 5 V
D Low Input Current of 1 A 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
1A
A/B
NC
3Y
3B
V
G
2Y
GND
NC
SN54HCT157 . . . FK PACKAGE
(TOP VIEW)
CC
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
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
55
°C to 125°C
CFP W
Tube of 150
SNJ54HCT157W
55 C to 125 C
LCCC FK
Tube of 55
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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參數(shù)描述
SN74HCT157DTE4 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-1-Line Data Selectors/Mltplxrs RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
SN74HCT157DTG4 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2Ln To 1Ln Data Selector Multiplexer RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
SN74HCT157N 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-to-1 Data RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
SN74HCT157NE4 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-1-Line Data Selectors/Mltplxrs RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
SN74HCT1G125DCKR 制造商:Texas Instruments 功能描述:
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