Datasheets
SN74LS646NT by:

Octal bus transceivers and registers 24-PDIP 0 to 70

Part Details for SN74LS646NT by Texas Instruments

Overview of SN74LS646NT by Texas Instruments

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Applications Consumer Electronics Industrial Automation

Price & Stock for SN74LS646NT

Part # Distributor Description Stock Price Buy
Onlinecomponents.com Bus XCVR Single 8-CH 3-ST 24-Pin PDIP Tube 1 In Stock
  • 1 $27.2500
  • 10 $14.9000
  • 25 $7.1100
  • 100 $5.5100
  • 250 $5.2000
  • 500 $4.5700
  • 1,000 $4.5300
  • 2,500 $4.3300
$4.3300 / $27.2500 Buy Now
Bristol Electronics   25
RFQ
Bristol Electronics   Min Qty: 4 2670
  • 4 $1.6500
  • 14 $1.2375
  • 42 $1.0312
  • 147 $0.6187
  • 486 $0.5775
  • 1,300 $0.5445
$0.5445 / $1.6500 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 258
  • 1 $7.9425
  • 51 $3.4418
  • 146 $3.1770
$3.1770 / $7.9425 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 2136
  • 1 $2.2000
  • 840 $0.6875
  • 1,456 $0.6050
$0.6050 / $2.2000 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 213
  • 1 $7.2300
  • 56 $3.3740
  • 149 $3.1330
$3.1330 / $7.2300 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 100
  • 1 $7.9425
  • 14 $5.2950
  • 48 $4.8979
$4.8979 / $7.9425 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 100
  • 1 $7.9425
  • 14 $5.2950
  • 48 $4.8979
$4.8979 / $7.9425 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 74
  • 1 $7.9425
  • 14 $5.2950
  • 48 $4.8979
$4.8979 / $7.9425 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 33
  • 1 $7.9425
  • 5 $5.8245
  • 14 $5.2950
$5.2950 / $7.9425 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 8
  • 1 $8.4420
  • 2 $7.0350
  • 5 $6.1908
$6.1908 / $8.4420 Buy Now
Quest Components Bus Transceiver, Single, 8 Bit, 24 Pin, Plastic, DIP 10864
  • 1 $7.9425
  • 205 $4.3684
  • 459 $3.9713
$3.9713 / $7.9425 Buy Now
Rochester Electronics Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP24 ' RoHS: Compliant Status: Obsolete Min Qty: 1 2562
  • 1 $4.1500
  • 25 $4.0700
  • 100 $3.9000
  • 500 $3.7400
  • 1,000 $3.5300
$3.5300 / $4.1500 Buy Now
Chip1Cloud IC BUS TRANSCEIVER 8BIT 24DIP 19000
RFQ
Component Electronics, Inc IN STOCK SHIP TODAY 118
  • 1 $3.8500
  • 100 $2.8800
  • 1,000 $2.5000
$2.5000 / $3.8500 Buy Now

Part Details for SN74LS646NT

SN74LS646NT CAD Models

SN74LS646NT Part Data Attributes:

SN74LS646NT Texas Instruments
Buy Now Datasheet
Compare Parts:
SN74LS646NT Texas Instruments Octal bus transceivers and registers 24-PDIP 0 to 70
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code DIP
Package Description 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-24
Pin Count 24
Reach Compliance Code compliant
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Additional Feature DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
Control Type INDEPENDENT CONTROL
Count Direction BIDIRECTIONAL
Family LS
JESD-30 Code R-PDIP-T24
JESD-609 Code e4
Length 31.64 mm
Logic IC Type REGISTERED BUS TRANSCEIVER
Number of Bits 8
Number of Functions 1
Number of Ports 2
Number of Terminals 24
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE
Output Polarity TRUE
Package Body Material PLASTIC/EPOXY
Package Code DIP
Package Equivalence Code DIP24,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Propagation Delay (tpd) 35 ns
Qualification Status Not Qualified
Seated Height-Max 5.08 mm
Supply Voltage-Max (Vsup) 5.25 V
Supply Voltage-Min (Vsup) 4.75 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount NO
Technology TTL
Temperature Grade COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Trigger Type POSITIVE EDGE
Width 7.62 mm

Alternate Parts for SN74LS646NT

This table gives cross-reference parts and alternative options found for SN74LS646NT. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74LS646NT, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
SN74LS646JTP4 Registered Bus Transceiver, Rochester Electronics LLC SN74LS646NT vs SN74LS646JTP4
SN74LS646JS Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, Monolithic Memories (RETIRED) SN74LS646NT vs SN74LS646JS
GD54LS646 Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP24, Goldstar Electron Co Ltd SN74LS646NT vs GD54LS646
SN74LS646NT3 Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP24, 0.300 INCH, PLASTIC, DIP-24 Rochester Electronics LLC SN74LS646NT vs SN74LS646NT3
SN54LS646JT LS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, CDIP24, 0.300 INCH, CERAMIC, DIP-24 Texas Instruments SN74LS646NT vs SN54LS646JT
SN74LS646NTP1 Registered Bus Transceiver, Rochester Electronics LLC SN74LS646NT vs SN74LS646NTP1
GD74LS646J Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, Goldstar Electron Co Ltd SN74LS646NT vs GD74LS646J
SN54LS646JS Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, Monolithic Memories (RETIRED) SN74LS646NT vs SN54LS646JS
SN74LS646JT4 Registered Bus Transceiver, Rochester Electronics LLC SN74LS646NT vs SN74LS646JT4
SNJ54LS646JT LS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, CDIP24 Texas Instruments SN74LS646NT vs SNJ54LS646JT
Part Number Description Manufacturer Compare
SN54LS646JT LS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, CDIP24, 0.300 INCH, CERAMIC, DIP-24 Texas Instruments SN74LS646NT vs SN54LS646JT
SN54LS646JS Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, Monolithic Memories (RETIRED) SN74LS646NT vs SN54LS646JS
SN74LS646JT Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, DIP-24 Rochester Electronics LLC SN74LS646NT vs SN74LS646JT
SN74LS646DWE4 Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, GREEN, PLASTIC, SOIC-24 Rochester Electronics LLC SN74LS646NT vs SN74LS646DWE4
SN74LS646JS Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, Monolithic Memories (RETIRED) SN74LS646NT vs SN74LS646JS
GD54LS646 Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP24, Goldstar Electron Co Ltd SN74LS646NT vs GD54LS646
SN74LS646JTP4 Registered Bus Transceiver, Rochester Electronics LLC SN74LS646NT vs SN74LS646JTP4
SN74LS646DWRG4 Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, GREEN, PLASTIC, SOIC-24 Rochester Electronics LLC SN74LS646NT vs SN74LS646DWRG4
GD74LS646J Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP24, Goldstar Electron Co Ltd SN74LS646NT vs GD74LS646J
SN74LS646DWR LS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, GREEN, PLASTIC, SOIC-24 Texas Instruments SN74LS646NT vs SN74LS646DWR

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