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TCA8418RTWR - Texas Instruments

Description: I2C Controlled Keypad Scan IC With Integrated ESD Protection

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Symbol
TCA8418RTWR - Texas Instruments - PCB symbol
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PCB Footprints
TCA8418RTWR - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - WQFN-24
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3D Models
TCA8418RTWR - Texas Instruments - 3D model - Quad Flat No-Lead - WQFN-24
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TCA8418RTWR Details

  • Manufacturer Part Number:

    TCA8418RTWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    24

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e4

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    2

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    1.65 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROPROCESSOR CIRCUIT

TCA8418RTWR Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the traces as short as possible. It's also recommended to use a common mode filter and to decouple the power supply with a 10uF capacitor.
  • The TCA8418RTWR has built-in ESD protection, but it's still recommended to follow proper ESD handling procedures during assembly and testing. Additionally, consider adding external ESD protection devices if the device will be exposed to harsh environments.
  • The TCA8418RTWR is rated for operation from -40°C to 85°C, but it's recommended to derate the device for high-temperature operation to ensure reliability.
  • Use a logic analyzer or oscilloscope to monitor the device's signals, and check for proper power supply and decoupling. Also, review the device's datasheet and application notes for common pitfalls and troubleshooting tips.
  • The TCA8418RTWR is a robust device, but it's still recommended to follow proper PCB design and assembly practices to ensure reliability in high-vibration environments. Consider adding mechanical stress relief and using a rigid PCB material.

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TCA8418RTWR 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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