參數(shù)資料
型號: SN74LV157
廠商: Texas Instruments, Inc.
英文描述: QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS
中文描述: 四2線1線數(shù)據(jù)選擇器/多路復(fù)用器
文件頁數(shù): 1/15頁
文件大小: 357K
代理商: SN74LV157
SCLS397F APRIL 1998 REVISED APRIL 2005
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
2-V to 5.5-V V
CC
Operation
Max t
pd
of 7.5 ns at 5 V
Typical V
OLP
(Output Ground Bounce)
<0.8 V at V
CC
, T
A
= 25
°
C
Typical V
OHV
(Output V
OH
Undershoot)
>2.3 V at V
CC
, T
A
= 25
°
C
I
off
Supports Partial-Power-Down-Mode
Operation
Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
ESD Protection Exceeds JESD 22
2000-V Human-Body Model (A114-A)
200-V Machine Model (A115-A)
1000-V Charged-Device Model (C101)
description/ordering information
The ’LV157A devices are quadruple 2-line to
1-line data selectors/multiplexers designed for
2-V to 5.5-V V
CC
operation.
These devices 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 ’LV157A devices
present true data.
ORDERING INFORMATION
TA
PACKAGE
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
SOIC D
Tube of 40
SN74LV157AD
LV157A
Reel of 2500
SN74LV157ADR
SOP NS
Reel of 2000
SN74LV157ANSR
74LV157A
40
°
C to 85
°
C
SSOP DB
Reel of 2000
SN74LV157ADBR
LV157A
Tube of 90
SN74LV157APW
TSSOP PW
Reel of 2000
SN74LV157APWR
LV157A
Reel of 250
SN74LV157APWT
TVSOP DGV
Reel of 2000
SN74LV157ADGVR
LV157A
CDIP J
Tube of 25
SNJ54LV157AJ
SNJ54LV157AJ
55 C to 125 C
CFP W
LCCC FK
Tube of 150
Tube of 55
SNJ54LV157AW
SNJ54LV157AFK
SNJ54LV157AW
SNJ54LV157AFK
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines
are available at www.ti.com/sc/package.
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
V
CC
G
4A
4B
4Y
3A
3B
3Y
SN54LV157A . . . J OR W PACKAGE
SN74LV157A . . . D, DB, DGV, NS, OR PW PACKAGE
(TOP VIEW)
3
2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
4A
4B
NC
4Y
3A
1B
1Y
NC
2A
2B
1
A
N
3
3
V
G
2
G
N
SN54LV157A . . . FK PACKAGE
(TOP VIEW)
C
NC No internal connection
Copyright
2005, 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.
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相關(guān)PDF資料
PDF描述
SNJ54LV157AFK QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS
SNJ54LV157AJ QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS
SNJ54LV157AW QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS
SN74LV157APWT QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS
SN74LV157APWTG4 QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS
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SN74LV157AD 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
SN74LV157ADBR 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 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
SN74LV157ADBRE4 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
SN74LV157ADBRG4 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
SN74LV157ADE4 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