SN54LVC540A, SN74LVC540A
OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
www.ti.com
SCAS297M–JANUARY 1993–REVISED MAY 2005
FEATURES
SN54LVC540A . . . J OR W PACKAGE
SN74LVC540A . . . DB, DGV, DW, NS, OR PW PACKAGE
(TOP VIEW)
•
•
•
•
Operate From 1.65 V to 3.6 V
Inputs Accept Voltages to 5.5 V
Max tpd of 5.3 ns at 3.3 V
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE1
A1
V
CC
Typical VOLP (Output Ground Bounce) < 0.8 V
at VCC = 3.3 V, TA = 25°C
OE2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
A2
A3
A4
A5
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•
Typical VOHV (Output VOH Undershoot) > 2 V at
VCC = 3.3 V, TA = 25°C
Support Mixed-Mode Signal Operation on All
Ports (5-V Input/Output Voltage With 3.3-V
A6
A7
A8
GND
VCC
)
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•
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Ioff Supports Partial-Power-Down Mode
Operation
Latch-Up Performance Exceeds 250 mA Per
JESD 17
SN54LVC540A . . . FK PACKAGE
(TOP VIEW)
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 1000-V Charged-Device Model (C101)
3
9
2
1
20 19
18
Y1
Y2
Y3
Y4
Y5
A3
A4
A5
A6
A7
4
5
6
7
8
DESCRIPTION/ORDERING INFORMATION
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16
15
14
The SN54LVC540A octal buffer/driver is designed for
2.7-V to 3.6-V VCC operation, and the SN74LVC540A
octal buffer/driver is designed for 1.65-V to 3.6-V VCC
operation.
10 11 12 13
These devices are ideal for driving bus lines or buffer
memory address registers. These devices feature
inputs and outputs on opposite sides of the package
that facilitate printed circuit board layout.
ORDERING INFORMATION
TA
PACKAGE(1)
ORDERABLE PART NUMBER
SN74LVC540ADW
TOP-SIDE MARKING
LVC540A
Tube of 25
SOIC – DW
Reel of 2000
Reel of 2000
Reel of 2000
Tube of 70
Reel of 2000
Reel of 250
Reel of 2000
Tube of 20
Tube of 85
Tube of 55
SN74LVC540ADWR
SN74LVC540ANSR
SN74LVC540ADBR
SN74LVC540APW
SOP – NS
LVC540A
LC540A
SSOP – DB
–40°C to 85°C
TSSOP – PW
SN74LVC540APWR
SN74LVC540APWT
SN74LVC540ADGVR
SNJ54LVC540AJ
LC540A
TVSOP – DGV
CDIP – J
LC540A
SNJ54LVC540AJ
SNJ54LVC540AW
SNJ54LVC540AFK
–55°C to 125°C
CFP – W
SNJ54LVC540AW
LCCC – FK
SNJ54LVC540AFK
(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.