FEATURES
SN54LVC157A . . . J OR W PACKAGE
SN74LVC157A . . . D, DB, 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
SN54LVC157A . . . FK PACKAGE
(TOP VIEW)
1A
A/B
NC
3Y
3B
V
G
2Y
GND
NC
CC
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
NC - No internal connection
1B
1Y
NC
2A
2B
SN74LVC157A . . . RGY PACKAGE
(TOP VIEW)
1 16
8 9
2
3
4
5
6
7
15
14
13
12
11
10
G
4A
4B
4Y
3A
3B
1A
1B
1Y
2A
2B
2Y
A/B
3Y
V
GND
CC
DESCRIPTION/ORDERING INFORMATION
SN54LVC157A, SN74LVC157A
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SCAS292P – JANUARY 1993 – REVISED JULY 2005
• Operate From 1.65 V to 3.6 V • Latch-Up Performance Exceeds 250 mA Per
JESD 17
• Specified From –40 ° C to 85 ° C,
–40 ° C to 125 ° C, and –55 ° C to 125 ° C • ESD Protection Exceeds JESD 22
• Inputs Accept Voltages to 5.5 V – 2000-V Human-Body Model (A114-A)
• Max t
pd
of 5.2 ns at 3.3 V – 200-V Machine Model (A115-A)
• Typical V
OLP
(Output Ground Bounce) – 1000-V Charged-Device Model (C101)
< 0.8 V at V
CC
= 3.3 V, T
A
= 25 ° C BRK
BRK
• Typical V
OHV
(Output V
OH
Undershoot)
> 2 V at V
CC
= 3.3 V, T
A
= 25 ° C
These quadruple 2-line to 1-line data selectors/multiplexers are designed for 1.65-V to 3.6-V V
CC
operation.
The 'LVC157A devices feature a common strobe ( G) input. When G is high, all outputs are low. When G is low, a
4-bit word is selected from one of two sources and is routed to the four outputs. The devices provide true data.
ORDERING INFORMATION
T
A
PACKAGE
(1)
ORDERABLE PART NUMBER TOP-SIDE MARKING
–40 ° C to 85 ° C QFN – RGY Reel of 1000 SN74LVC157ARGYR LC157A
Tube of 40 SN74LVC157AD
SOIC – D Reel of 2500 SN74LVC157ADR LVC157A
Reel of 250 SN74LVC157ADT
SOP – NS Reel of 2000 SN74LVC157ANSR LVC157A
–40 ° C to 125 ° C
SSOP – DB Reel of 2000 SN74LVC157ADBR LC157A
Tube of 90 SN74LVC157APW
TSSOP – PW Reel of 2000 SN74LVC157APWR LC157A
Reel of 250 SN74LVC157APWT
CDIP – J Tube of 25 SNJ54LVC157AJ SNJ54LVC157AJ
–55 ° C to 125 ° C CFP – W Tube of 150 SNJ54LVC157AW SNJ54LVC157AW
LCCC – FK Tube of 55 SNJ54LVC157AFK SNJ54LVC157AFK
(1) 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.
Copyright © 1993–2005, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
On products compliant to MIL-PRF-38535, all parameters are
Instruments standard warranty. Production processing does not
tested unless otherwise noted. On all other products, production
necessarily include testing of all parameters.
processing does not necessarily include testing of all parameters.