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TLC5943RHBT - Texas Instruments

Description: 16-bit ES-PWM with 7-bit Device Level Brightness Control

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PCB Footprints
TLC5943RHBT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHB0032E
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3D Models
TLC5943RHBT - Texas Instruments  - 3D model - Quad Flat No-Lead - RHB0032E
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TLC5943RHBT Details

  • Manufacturer Part Number:

    TLC5943RHBT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    32

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Multiplexed Display Capability:

    NO

  • Number of Functions:

    1

  • Number of Segments:

    16

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    50 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    5 mm

  • fmax-Min:

    30 MHz

TLC5943RHBT Frequently Asked Questions (FAQs)

  • The maximum frequency of the clock input is 30 MHz, but it's recommended to keep it below 20 MHz for reliable operation.
  • The TLC5943RHBT has a built-in thermal shutdown feature that turns off the device when it overheats. To handle this, you can monitor the TSD (Thermal Shutdown) pin, which goes low when the device is in thermal shutdown. You can also add an external thermal sensor to monitor the temperature and take action before the device reaches thermal shutdown.
  • The recommended value for the VPR pin capacitor is 10 nF to 100 nF. This capacitor helps to filter the voltage reference and improve the overall performance of the device.
  • To ensure that the grayscale data is updated correctly, make sure to follow the correct sequence of writing data to the GSCLK, GSREG, and XLAT pins. Also, ensure that the XLAT pin is high during the data transfer and low during the latch period.
  • The XLAT (Latch) pin is used to latch the grayscale data into the output registers. When XLAT is low, the data is transferred from the shift registers to the output registers, and the outputs are updated. When XLAT is high, the data is transferred from the input pins to the shift registers.

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TLC5943RHBT 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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