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QS3253QG - Renesas Electronics

Description: The QS3253 is a high-speed CMOS TTL-compatible dual 4:1 multiplexer/ demultiplexer with 3-state outputs. The QS3253 is function and pinout compatible version of the 74F253, 74FCT253, and the 74ALS/AS/ LS253 dual 4:1 multiplexers. The low ON resistance of the QS3253 allows inputs to be connected to outputs without adding propagation delay and without generating additional ground bounce noise. The QS3253 operates at -40C to +85C.

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QS3253QG - Renesas Electronics - PCB symbol
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QS3253QG - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - DCG16-ren1
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QS3253QG - Renesas Electronics - 3D model - Small Outline Packages - DCG16-ren1
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QS3253QG Details

  • Manufacturer Part Number:

    QS3253QG

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QSOP

  • Pin Count:

    16

  • Manufacturer Package Code:

    PCG16

  • Country Of Origin:

    Malaysia

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6

  • Control Type:

    ENABLE LOW

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    CBT/FST/QS/5C/B

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS EXCHANGER

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    2

  • Number of Ports:

    5

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Packing Method:

    TRAY; TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Prop. Delay@Nom-Sup:

    0.25 ns

  • Propagation Delay (tpd):

    0.25 ns

  • Qualification Status:

    Not Qualified

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

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

    30

QS3253QG Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital sections separate, and use a common ground point for the analog and digital grounds.
  • Use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) for power decoupling, and place it as close to the device as possible. Ensure the power supply is stable and within the recommended voltage range (3.3V ± 10%).
  • Use a high-quality clock source (e.g., crystal oscillator) with a frequency of 24MHz or 25MHz. Ensure the clock signal is clean and stable, and that the clock input pin is properly terminated.
  • Use a buffer amplifier or an op-amp to drive the analog inputs, and ensure the input signals are within the recommended voltage range (0V to VCC). For analog outputs, use a load impedance of at least 1kΩ and ensure the output voltage is within the recommended range (0V to VCC).
  • Use a development environment like IAR Embedded Workbench or Keil µVision, and a debugging tool like a JTAG or SWD interface. Ensure the firmware is optimized for the QS3253QG's architecture and follows the recommended coding practices.

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QS3253QG Overview

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