Varnitronics
SN74LS640DWR TI
TI

SN74LS640DWR

4.75V~5.25V 15ns@5V,45pF SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers RoHS

SOIC-20-300milROHS3 CompliantActive
Manufacturer
TI
Manufacturer part #
SN74LS640DWR
Store part #
C2676112
Package / case
SOIC-20-300mil
Packaging
Tape & Reel (TR)
Datasheet (PDF)

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100% Authentic · 30-Day Return or Replacement · policy

10 in stock

#C2676112

Stock & price checked 19 h ago

QuantityUnit pricePack price
1+₹385.68₹385.68
10+₹375.82₹3,758.20
30+₹369.17₹11,075.10
100+₹362.74₹36,274.00

1 × ₹385.68

₹385.68

excl. GST

₹455.10 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 15-18 working days
  • GST invoice with every order
  • Standard pack: 2,000 per reel

SN74LS640DWR

₹385.68 for 1 + GST

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Specifications

Function
Output enable
Current - Output High(IOH)
15mA
Series
74LS
Voltage - Supply
4.75V~5.25V
Output Type
Tri-State
Current - Output Low(IOL)
24mA
Channel Type
Bidirectional
Operating Temperature
0℃~+70℃
Propagation Delay
15ns@5V,45pF

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Active
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
2,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.89 g

Overview

These octal bus transceivers are designed for asynchronous two-way communication between data buses. The devices transmit data from the A bus to the B bus or from the B bus to the A bus depending upon the level at the direction control (DIR) input. The enable input (G(overline)) can be used to disable the device so the buses are effectively isolated. The -1 versions of the SN74LS640 thru SN74LS642, SN74LS644, and SN74LS645 are identical to the standard versions except that the recommended maximum loL is increased to 48 milliamperes.

Applications

  • Asynchronous bidirectional communication between data buses

Key features

  • Bi-directional Bus Transceivers in High Density 20-Pin Packages
  • Hysteresis at Bus Inputs Improves Noise Margins
  • Choice of True or Inverting Logic
  • Choice of 3-State or Open-Collector Outputs

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