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SN74LS646DW
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 24-SOIC (0.295, 7.50mm Width)
Category Logic - Buffers, Drivers, Receivers, Transceivers / Logic - Buffers, Drivers, Receivers, Transceivers
Description
74LS646 Tube DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA Nickel/Palladium/Gold (Ni/Pd/Au) logic receiver 15mA 24mA 55ns 2.65mm 5V
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Inventory: 8376
Minimum: 1
Total Price: USD $0.94
Unit Price: USD $0.9405
≥1 USD $0.9405
≥200 USD $0.7714
≥500 USD $0.74765
≥1000 USD $0.72295
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week 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 24
Termination SMD/SMT
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
Subcategory Bus Driver/Transceivers
Technology TTL
Voltage - Supply 4.75V~5.25V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Base Part Number 74LS646
Pin Count 24
Output Type 3-State
Operating Supply Voltage 5V
Number of Elements 1
Polarity Non-Inverting
Power Supplies 5V
Number of Channels 8
Load Capacitance 45pF
Number of Ports 2
Number of Bits 8
Propagation Delay 35 ns
Turn On Delay Time 55 ns
Family LS
Logic Function Inverting, Transceiver
Direction Bidirectional
Current - Output High, Low 15mA 24mA
Logic Type Transceiver, Non-Inverting
Prop. Delay@Nom-Sup 20 ns
Trigger Type POSITIVE EDGE
Control Type INDEPENDENT CONTROL
Schmitt Trigger No
Translation N/A
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 24-SOIC (0.295, 7.50mm Width)
Number of Pins 24
Weight 624.398247mg
Dimensions
Height 2.65mm
Length 15.4mm
Width 7.5mm
Thickness 2.35mm
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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