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SN74LV157A PDF预览

SN74LV157A

更新时间： 2024-11-24 22:37:11
品牌 Logo 应用领域
德州仪器 - TI 复用器
页数 文件大小 规格书
15页 355K
描述
QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS / MULTIPLEXERS

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SN74LV157A 数据手册

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SCLS397F − APRIL 1998 − REVISED APRIL 2005  
SN54LV157A . . . J OR W PACKAGE  
SN74LV157A . . . D, DB, DGV, NS, OR PW PACKAGE  
(TOP VIEW)  
D
D
D
D
D
D
D
2-V to 5.5-V V  
Operation  
CC  
Max t of 7.5 ns at 5 V  
pd  
Typical V  
(Output Ground Bounce)  
OLP  
<0.8 V at V , T = 25°C  
A/B  
1A  
V
CC  
G
1
2
3
4
5
6
7
8
16  
15  
14  
13  
CC  
A
Typical V  
(Output V  
Undershoot)  
OHV  
OH  
1B  
4A  
4B  
>2.3 V at V , T = 25°C  
CC  
A
1Y  
I
Supports Partial-Power-Down-Mode  
off  
2A  
12 4Y  
Operation  
11  
10  
9
2B  
3A  
3B  
3Y  
Latch-Up Performance Exceeds 100 mA Per  
JESD 78, Class II  
2Y  
GND  
ESD Protection Exceeds JESD 22  
− 2000-V Human-Body Model (A114-A)  
− 200-V Machine Model (A115-A)  
SN54LV157A . . . FK PACKAGE  
(TOP VIEW)  
− 1000-V Charged-Device Model (C101)  
description/ordering information  
3
2
1 20 19  
18  
4A  
4B  
NC  
The ’LV157A devices are quadruple 2-line to  
1-line data selectors/multiplexers designed for  
1B  
1Y  
NC  
2A  
2B  
4
5
6
7
8
17  
16  
2-V to 5.5-V V  
operation.  
CC  
15 4Y  
14  
9 10 11 12 13  
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.  
3A  
NC − No internal connection  
ORDERING INFORMATION  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
†
PACKAGE  
T
A
Tube of 40  
SN74LV157AD  
SOIC − D  
LV157A  
Reel of 2500  
Reel of 2000  
Reel of 2000  
Tube of 90  
SN74LV157ADR  
SN74LV157ANSR  
SN74LV157ADBR  
SN74LV157APW  
SN74LV157APWR  
SN74LV157APWT  
SN74LV157ADGVR  
SNJ54LV157AJ  
SOP − NS  
74LV157A  
LV157A  
SSOP − DB  
−40°C to 85°C  
Reel of 2000  
Reel of 250  
Reel of 2000  
Tube of 25  
TSSOP − PW  
LV157A  
TVSOP − DGV  
CDIP − J  
LV157A  
SNJ54LV157AJ  
SNJ54LV157AW  
SNJ54LV157AFK  
−55°C to 125°C CFP − W  
Tube of 150  
Tube of 55  
SNJ54LV157AW  
SNJ54LV157AFK  
LCCC − FK  
†
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.  
Copyright 2005, Texas Instruments Incorporated  
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1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265  
1234567...15

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