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SN74HC540N Fiches technique(PDF) 1 Page - Texas Instruments

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No de pièce SN74HC540N
Description  OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTOUTS
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

SN74HC540N Fiches technique(HTML) 1 Page - Texas Instruments

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SN54HC540, SN74HC540
OCTAL BUFFERS AND LINE DRIVERS
WITH 3STATE OUTPUTS
SCLS007D − MARCH 1984 − REVISED AUGUST 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
D Wide Operating Voltage Range of 2 V to 6 V
D High-Current 3-State Outputs Drive Bus
Lines Directly or Up To 15 LSTTL Loads
D Low Power Consumption, 80-µA Max ICC
D Typical tpd = 8 ns
D ±6-mA Output Drive at 5 V
D Low Input Current of 1 µA Max
D Data Flow-Through Pinout (All Inputs on
Opposite Side From Outputs)
description/ordering information
These octal buffers and line drivers feature the
performance of the popular ’HC240 series and
offer a pinout with inputs and outputs on opposite
sides of the package. This arrangement greatly
facilitates printed circuit board layout.
The 3-state control gate is a 2-input NOR. If either
output-enable (OE1 or OE2) input is high, all eight
outputs are in the high-impedance state. The
’HC540 devices provide inverted data at the
outputs.
ORDERING INFORMATION
TA
PACKAGE†
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
PDIP − N
Tube of 20
SN74HC540N
SN74HC540N
SOIC − DW
Tube of 25
SN74HC540DW
HC540
SOIC − DW
Reel of 2000
SN74HC540DWR
HC540
−40
°C to 85°C
SOP − NS
Reel of 2000
SN74HC540NSR
HC540
−40
°C to 85°C
SSOP − DB
Reel of 2000
SN74HC540DBR
HC540
Tube of 70
SN74HC540PW
TSSOP − PW
Reel of 2000
SN74HC540PWR
HC540
TSSOP − PW
Reel of 250
SN74HC540PWT
HC540
CDIP − J
Tube of 20
SNJ54HC540J
SNJ54HC540J
−55
°C to 125°C
CFP − W
Tube of 85
SNJ54HC540W
SNJ54HC540W
−55 C to 125 C
LCCC − FK
Tube of 55
SNJ54HC540FK
SNJ54HC540FK
† 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
9
10
20
19
18
17
16
15
14
13
12
11
OE1
A1
A2
A3
A4
A5
A6
A7
A8
GND
VCC
OE2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
SN54HC540 ...J OR W PACKAGE
SN74HC540 . . . DB, DW, N, NS, OR PW PACKAGE
(TOP VIEW)
32 1 20 19
910 11 1213
4
5
6
7
8
18
17
16
15
14
Y1
Y2
Y3
Y4
Y5
A3
A4
A5
A6
A7
SN54HC540 . . . FK PACKAGE
(TOP VIEW)
Copyright
 2003, 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.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
On products compliant to MILPRF38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.


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