Datasheet

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abc
Y1
3
2
5
81
A V
CC
B
GND
DCT PACKAGE
(TOP VIEW)
YEP OR YZP PACKAGE
(BOTTOM VIEW)
DCU PACKAGE
(TOP VIEW)
3
2
4 5
1
A V
CC
Y0B
GND
B
GND
V
CC
Y2
Y3
See mechanical drawings for dimensions.
2
5
3
4
8
Y3 Y1
Y2
Y3
Y0
Y2
4
6
7
6
7
8
6
1
7
A
Y1
Y0
DESCRIPTION/ORDERING INFORMATION
SN74LVC1G139
2-TO-4 LINE DECODER
SCES602B AUGUST 2004 REVISED DECEMBER 2005
Available in the Texas Instruments Latch-Up Performance Exceeds 100 mA Per
NanoStar™ and NanoFree™ Packages JESD 78, Class II
Supports 5-V V
CC
Operation ESD Protection Exceeds JESD 22
Inputs Accept Voltages to 5.5 V 2000-V Human-Body Model (A114-A)
Max t
pd
of 4.9 ns at 3.3 V 200-V Machine Model (A115-A)
Low Power Consumption, 10- µ A Max I
CC
1000-V Charged-Device Model (C101)
± 24-mA Output Drive at 3.3 V
I
off
Supports Partial-Power-Down Mode
Operation
This 2-to-4 line decoder is designed for 1.65-V to 5.5-V V
CC
operation.
The SN74LVC1G139 2-line to 4-line decoder is designed to be used in high-performance memory-decoding or
data-routing applications requiring very short propagation delay times. In high-performance memory systems, this
decoder can be used to minimize the effects of system decoding. When used with high-speed memories utilizing
a fast enable circuit, the delay times of these decoders and the enable time of the memory usually are less than
the typical access time of the memory. This means that the effective system delay introduced by the decoder is
negligible.
ORDERING INFORMATION
T
A
PACKAGE
(1)
ORDERABLE PART NUMBER TOP-SIDE MARKING
(2)
NanoStar™ WCSP (DSBGA)
SN74LVC1G139YEPR
0.23-mm Large Bump YEP
Reel of 3000 _ _ _C9_
NanoFree™ WCSP (DSBGA)
SN74LVC1G139YZPR
0.23-mm Large Bump YZP (Pb-free)
–40 ° C to 85 ° C
Reel of 3000 SN74LVC1G139DCTR
SSOP DCT C39_ _ _
Reel of 250 SN74LVC1G139DCTT
Reel of 3000 SN74LVC1G139DCUR
VSSOP DCU C39_
Reel of 250 SN74LVC1G139DCUT
(1) Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
(2) DCT: The actual top-side marking has three additional characters that designate the year, month, and assembly/test site.
DCU: The actual top-side marking has one additional character that designates the assembly/test site.
YEP/YZP: The actual top-side marking has three preceding characters to denote year, month, and sequence code, and one following
character to designate the assembly/test site. Pin 1 identifier indicates solder-bump composition (1 = SnPb, = Pb-free).
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.
NanoStar, NanoFree are trademarks of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright © 2004–2005, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.

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