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SN74LS642N
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 20-DIP (0.300, 7.62mm)
Category Logic - Buffers, Drivers, Receivers, Transceivers / Logic - Buffers, Drivers, Receivers, Transceivers
Description
74LS642 Tube WITH DIRECTION CONTROL Nickel/Palladium/Gold (Ni/Pd/Au) logic driver - 24mA 60ns 5.08mm 5V
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Inventory: 4769
Minimum: 1
Total Price: USD $21.78
Unit Price: USD $21.783637
≥1 USD $21.783637
≥200 USD $8.430131
≥500 USD $8.134728
≥1000 USD $7.987684
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Technical
Operating Temperature 0°C~70°C TA
Packaging Tube
Series 74LS
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Termination Through Hole
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature WITH DIRECTION CONTROL
Subcategory Bus Driver/Transceivers
Technology TTL
Voltage - Supply 4.75V~5.25V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 2.54mm
Base Part Number 74LS642
Pin Count 20
Output Type Open Collector
Operating Supply Voltage 5V
Number of Elements 1
Polarity Inverting
Power Supplies 5V
Number of Channels 8
Load Capacitance 45pF
Number of Ports 2
Number of Bits 8
Propagation Delay 25 ns
Turn On Delay Time 60 ns
Family LS
Logic Function Inverting, Transceiver
Direction Bidirectional
Current - Output High, Low - 24mA
Logic Type Transceiver, Inverting
Max I(ol) 0.024 A
Control Type COMMON CONTROL
Schmitt Trigger No
Power Supply Current-Max (ICC) 0.09mA
Translation N/A
Physical
Mount Through Hole
Mounting Type Through Hole
Package / Case 20-DIP (0.300, 7.62mm)
Number of Pins 20
Weight 1.1991g
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Dimensions
Height 5.08mm
Length 24.33mm
Width 6.35mm
Thickness 4.57mm
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