SN74BCT8373ADWIn StockTexas Instruments

SN74BCT8373ADW is a 24-pin boundary scan bus driver IC with JTAG test logic, supporting 20 MHz operation and 50 pF load capacitance. From $6.58, in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
SN74BCT8373ADWOther
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
24
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $6.5800(MOQ 25)
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Boundary Scan (JTAG) bus driver compliant with IEEE 1149.1 for in-circuit testing
  • Unidirectional 8-bit D-type latch with enable low/high control for flexible bus management
  • High-speed BCT/FBT family supporting up to 20 MHz operation with 50 pF load capacitance
  • 24-pin SOIC (R-PDSO-G24) package with RoHS-compliant, Pb-free construction (JESD-609 e4)

Applications

The SN74BCT8373ADW is widely used in digital systems requiring boundary scan test access, such as PCB-level JTAG testing and board bring-up verification. Its high-speed BCT logic makes it suitable for bus interface applications in telecommunications equipment, industrial controllers, and embedded computing platforms. The enable control inputs allow seamless integration into multidrop bus architectures where tri-state management is essential.

Specifications

Pbfree CodeYes
YTEOL15
Control TypeENABLE LOW/HIGH
Count DirectionUNIDIRECTIONAL
FamilyBCT/FBT
JESD-30 CodeR-PDSO-G24
JESD-609 Codee4
Load Capacitance (CL)50pF
Logic IC TypeBOUNDARY SCAN BUS DRIVER
Max Frequency@Nom-Sup20000000Hz
Max I(ol)0.064A
Number of Bits8
Number of Functions8
Number of Ports2
Output Characteristics3-STATE
Output PolarityTRUE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP24,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Packing MethodTUBE
Peak Reflow Temperature (Cel)260
Power Supply Current-Max (ICC)52mA
Prop. Delay@Nom-Sup9.5ns
Propagation Delay (tpd)10ns
Qualification StatusNot Qualified
Screening LevelMIL-PRF-38535
Supply Voltage-Max (Vsup)5.5V
Supply Voltage-Min (Vsup)4.5V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyBICMOS
Temperature GradeCOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.90
Country of OriginTaiwan

Datasheet

SN74BCT8373ADW Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What logic family and output type does the SN74BCT8373ADW belong to?

The SN74BCT8373ADW belongs to the BCT/FBT (BiCMOS Technology) logic family and implements an 8-bit D-type latch bus driver with boundary scan capability. It features unidirectional data flow, an enable low/high control input, and is classified as a boundary scan bus driver (JESD-30 code R-PDSO-G24).

What is the maximum operating frequency and load capacitance of the SN74BCT8373ADW?

The SN74BCT8373ADW supports a maximum operating frequency of 20 MHz (20,000,000 Hz) at nominal supply voltage, with a specified load capacitance of 50 pF. These parameters make it suitable for high-speed digital bus applications in industrial and telecommunications systems.

What package does the SN74BCT8373ADW use and is it RoHS compliant?

The SN74BCT8373ADW is housed in a 24-pin wide SOIC package (JEDEC R-PDSO-G24). It is fully RoHS compliant and Pb-free, as indicated by the Pbfree Code 'Yes' and JESD-609 code 'e4', meeting modern environmental and regulatory standards for electronic assemblies.

What are typical applications for the SN74BCT8373ADW?

The SN74BCT8373ADW is primarily used in boundary scan (JTAG IEEE 1149.1) test architectures for PCB-level in-circuit testing. It is also employed in bus interface designs for embedded systems, industrial controllers, and telecommunications hardware where high-speed latch drivers with tri-state control are required.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $6.5800
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
25+$10.9100$272.75
29+$10.2900$298.41
100+$9.2000$920.00
500+$7.4100$3705.00
1000+$7.0000$7000.00
10000+$6.5800$65800.00
pcs
Unit price: $10.9100 · Total: $272.75

In Stock · 24h Response · Worldwide Shipping

Direct Contact
Email RFQ
Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy