Texas Instruments SN74LS640N
$ 1.602
Production
Inventory History
3 month trend: +16.64%
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
$ 1.602
$ 1.55
$ 1.55
Stock
103,414
116,185
116,185
Authorized Distributors
5
4
4
Case/Package
PDIP
PDIP
PDIP
Number of Pins
20
20
20
Logic Function
Inverting, Transceiver
Inverting, Transceiver
Inverting, Transceiver
Number of Elements
1
1
1
Number of Bits per Element
8
8
8
Low Level Output Current
24 mA
24 mA
24 mA
High Level Output Current
-15 mA
-15 mA
-15 mA
Propagation Delay
15 ns
40 ns
40 ns
Min Supply Voltage
4.75 V
4.75 V
4.75 V
Max Supply Voltage
5.25 V
5.25 V
5.25 V
Supply Chain
Lifecycle StatusProduction (Last Updated: 6 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 6 days ago)
Engineering Resources
View Evaluation kits and Reference designs for Texas Instruments SN74LS640N.
Evaluation Kit
Related Parts
Texas InstrumentsSN74LS244N
IC 74LS244N Buffer-line Driver 8-Channel Non-Inverting Tri-State Bipolar 20-pin DIP
Descriptions
Descriptions of Texas Instruments SN74LS640N provided by its distributors.
8 24mA 4.75V~5.25V 15mA 1 PDIP-20 Buffer/Driver/Transceiver ROHS
64mA 8 1 8 4.75V 5.25V 24mA Inverting,Transceiver 15mA PDIP-20 24.33mm*6.35mm*4.57mm
Bus Transceiver Single 8 Channel 3 State 20-Pin Plastic DIP Tube
IC, BUS TRANSCEIVER; Type de buffer: Émetteur-récepteur, inverseur; Famille Logique/ Numéro de base: 74LS640; Type de boîtier CI logique: DIP; Nombre de broches: 20Broche(s); Tension, alimentation min.: 4.75V; Tension, alimen
IC, BUS TRANSCEIVER; Logic Device Type:Transceiver, Inverting; Logic Family / Base Number:74LS640; Logic Case Style:DIP; No. of Pins:20Pins; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Logic IC Family:74LS; Logic IC Base Number:74640; Operating Temperature Min:0°C; Operating Temperature Max:70°C; Product Range:-; Automotive Qualification Standard:-; MSL:-; SVHC:No SVHC (15-Jan-2019); Base Number:74640; Input Level:2V; Logic Function Number:74640; Logic IC Base Number:74640; Logic IC Function:Octal Bus Transceiver; Logic Type:Bus Transceiver; No. of Channels:8Channels; Operating Temperature Range:0°C to +70°C; Output Current:24mA; Output Current Max:24mA; Supply Voltage Range:4.75V to 5.25V; Termination Type:Through Hole
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
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: +16.64%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins20
Weight1.1991 g
Technical
DirectionBidirectional
High Level Output Current-15 mA
Logic FunctionInverting, Transceiver
Low Level Output Current24 mA
Max Operating Temperature70 °C
Max Output Current24 mA
Max Supply Voltage5.25 V
Min Operating Temperature0 °C
Min Supply Voltage4.75 V
Number of Bits8
Number of Bits per Element8
Number of Channels8
Number of Circuits8
Number of Elements1
Number of Outputs8
Operating Supply Voltage5 V
Output Current24 mA
PolarityInverting
Propagation Delay15 ns
Quiescent Current64 mA
Schedule B8542390000
TerminationThrough Hole
Turn-On Delay Time40 ns
Dimensions
Height5.08 mm
Length24.33 mm
Thickness4.57 mm
Width6.35 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant
Compliance Statements