Texas Instruments SN74LS540N
8 24mA 4.75V~5.25V 15mA 1 DIP-20 Buffer/Driver/Transceiver ROHS
$ 1.115
Production
Inventory History
3 month trend: -18.11%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
CAD Models
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Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 1.115
$ 0.546
$ 0.546
Stock
71,095
29,483,555
29,483,555
Authorized Distributors
4
5
5
Case/Package
PDIP
PDIP
PDIP
Number of Pins
20
20
20
Logic Function
Buffer, Inverter
Buffer, Inverter
Buffer, Inverter
Number of Elements
1
1
1
Number of Bits per Element
-
-
-
Low Level Output Current
24 mA
6 mA
6 mA
High Level Output Current
-15 mA
-6 mA
-6 mA
Propagation Delay
15 ns
50 ns
50 ns
Min Supply Voltage
4.75 V
4.5 V
4.5 V
Max Supply Voltage
5.25 V
5.5 V
5.5 V
Supply Chain
Lifecycle StatusProduction (Last Updated: 5 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 5 days ago)
Engineering Resources
View Evaluation kits and Reference designs for Texas Instruments SN74LS540N.
Evaluation Kit
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Descriptions
Descriptions of Texas Instruments SN74LS540N provided by its distributors.
8 24mA 4.75V~5.25V 15mA 1 DIP-20 Buffer/Driver/Transceiver ROHS
BUFFER/LINE DRIVER; TTL; 20-LEAD PDIP; 7 V; 13 MA (TYP.); 2 V; 0.6 V (MAX.)
Buffer/Line Driver 8-CH Inverting 3-ST Bipolar 20-Pin PDIP Tube
8-ch, 4.75-V to 5.25-V bipolar inverters with 3-state outputs 20-PDIP 0 to 70
Octal Buffer/line Driver With 3-state Outputs DIP20
Ic, Buffer/Driver Octal 3-State; |Texas Instruments SN74LS540N
Bus Driver, LS Series, 8-Func, 8-Bit, Inverted Output, TTL, PDIP20
74LS540 Tube WITH DUAL OUTPUT ENABLE Not Qualified logic receiver 15mA 24mA 15ns 5.08mm 5V
24mA Antiphase Tristate 8 8 1 8 4.75V 5.25V 24mA Buffer，Inverting 15mA PDIP-20 Through hole mounting 24.33mm*6.35mm*4.57mm
IC, BUFFER/DRIVER OCTAL 3-STATE; Logic Family / Base Number: 74LS540; Logic Device Type: Buffer, Inverting; Logic Case Style: DIP; No. of Pins: 20Pins; Supply Voltage Min: 4.75V; Supply V; Available until stocks are exhausted
Manufacturer Aliases
Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TI Texas Instruments
- TEXAS INSTRUM
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: -18.11%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins20
Technical
High Level Output Current-15 mA
Logic FunctionBuffer, Inverter
Low Level Output Current24 mA
Max Operating Temperature70 °C
Max Supply Voltage5.25 V
Min Operating Temperature0 °C
Min Supply Voltage4.75 V
Nominal Supply Current13 mA
Number of Bits8
Number of Channels8
Number of Circuits8
Number of Elements1
Number of Input Lines8
Number of Inputs8
Number of Output Lines8
Number of Outputs8
Operating Supply Voltage5 V
PolarityInverting
Propagation Delay15 ns
Quiescent Current24 mA
Schedule B8542390000
TerminationThrough Hole
Turn-On Delay Time15 ns
Dimensions
Height5.08 mm
Length24.33 mm
Thickness4.57 mm
Width6.35 mm
Compliance
Environmental Classification
Lead FreeLead Free
REACH SVHCNo
RoHSCompliant
Compliance Statements