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SN74BCT640NSR - Texas Instruments

Description: Octal Bus Transceivers

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SN74BCT640NSR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - NS
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SN74BCT640NSR - Texas Instruments  - 3D model - Small Outline Packages - NS
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SN74BCT640NSR Details

  • Manufacturer Part Number:

    SN74BCT640NSR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Control Type:

    COMMON CONTROL

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    BCT/FBT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.6 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS TRANSCEIVER

  • Max I(ol):

    0.064 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    94 mA

  • Prop. Delay@Nom-Sup:

    6.5 ns

  • Propagation Delay (tpd):

    6.5 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Seated Height-Max:

    2 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    5.3 mm

SN74BCT640NSR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74BCT640NSR is 100 MHz, but it can vary depending on the specific application and operating conditions.
  • It is recommended to power up the VCC pin before the input signals to prevent any unwanted behavior. Also, ensure that the power supply voltage is stable and within the recommended operating range before applying any input signals.
  • The recommended termination scheme for the SN74BCT640NSR is to use a series resistor (Rs) of 22-33 ohms and a parallel capacitor (Cp) of 10-20 pF at the output of each buffer. This helps to reduce signal reflections and improve signal integrity.
  • Yes, the SN74BCT640NSR can operate in a 3.3V system, but it is recommended to use a voltage regulator to ensure a stable 3.3V supply. Also, ensure that the input signals are within the recommended voltage range of 0-3.6V.
  • The SN74BCT640NSR has a maximum junction temperature (TJ) of 150°C. Ensure that the device is mounted on a suitable heat sink or PCB with good thermal conductivity to prevent overheating. Also, ensure that the device is operated within the recommended power dissipation limits.

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SN74BCT640NSR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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