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SN74CBT6845CPWR - Texas Instruments

Description: 8-Bit FET 5-V Bus Switch With Precharged Outputs and -2 V Undershoot Protection

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SN74CBT6845CPWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0020A
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SN74CBT6845CPWR - Texas Instruments  - 3D model - Small Outline Packages - PW0020A
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SN74CBT6845CPWR Details

  • Manufacturer Part Number:

    SN74CBT6845CPWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    CBT/FST/QS/5C/B

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    1

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    1.5 mA

  • Prop. Delay@Nom-Sup:

    0.15 ns

  • Propagation Delay (tpd):

    0.24 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

SN74CBT6845CPWR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74CBT6845CPWR is 250 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, it's recommended to use a low-impedance PCB design, minimize trace lengths, and use termination resistors as needed. Additionally, follow proper PCB layout and routing guidelines to reduce noise and crosstalk.
  • Yes, the SN74CBT6845CPWR is compatible with 3.3V systems, but it's essential to ensure that the input voltage (VCC) is within the recommended range of 2.3V to 3.6V. Additionally, check the output voltage levels to ensure they meet the requirements of the receiving device.
  • Power sequencing is critical when using the SN74CBT6845CPWR. Ensure that the power supply voltage (VCC) is applied before the input signals, and that the power-down sequence is reversed. This helps prevent damage to the device and ensures proper operation.
  • The recommended termination scheme for the SN74CBT6845CPWR is a series termination resistor (Rs) of 22-33 ohms, followed by a parallel termination resistor (Rt) of 50-75 ohms. This helps to reduce reflections and improve signal integrity.

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SN74CBT6845CPWR 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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Part Image SN74CBT6845CDGVRE4 Texas Instruments

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For a full list of alternate parts for SN74CBT6845CPWR, check out Findchips.com