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QS3VH245QG - Renesas Electronics

Description: The QS3VH245 HotSwitch 8-bit bus switch is a high bandwidth bus switch with very low ON resistance, resulting in under 250ps propagation delay through the switch. The switches can be turned ON under the control of the LVTTL-compatible Output Enable signal for bidirectional data flow with no added delay or ground bounce. The combination of near-zero propagation delay, high OFF impedance, and over-voltage tolerance makes the QS3VH245 ideal forhigh performance communications applications. The QS3VH245 operates

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QS3VH245QG - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - QSOP 150 MIL-1
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QS3VH245QG Details

  • Manufacturer Part Number:

    QS3VH245QG

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QSOP

  • Pin Count:

    20

  • Manufacturer Package Code:

    PCG20

  • Country Of Origin:

    Taiwan

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6

  • Family:

    CB3Q/3VH/3C/2B

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    8.6868 mm

  • Logic IC Type:

    BUS DRIVER

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • 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:

    SOP

  • Package Equivalence Code:

    SSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Propagation Delay (tpd):

    0.2 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.7272 mm

  • Supply Voltage-Max (Vsup):

    3.6 V

  • Supply Voltage-Min (Vsup):

    2.3 V

  • Supply Voltage-Nom (Vsup):

    2.5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.937 mm

QS3VH245QG Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (APN) documents. It's essential to follow these guidelines to minimize signal integrity issues, reduce EMI, and ensure optimal performance.
  • The QS3VH245QG has a thermal pad on the bottom of the package. Ensure good thermal conductivity by using a thermal interface material (TIM) and a heat sink or thermal vias on the PCB. Follow Renesas' thermal management guidelines for optimal heat dissipation.
  • Renesas recommends using a series termination resistor (Rs) of 22-33 ohms for input signals and a parallel termination resistor (Rp) of 50-75 ohms for output signals. This helps to reduce signal reflections and improve signal integrity.
  • Use controlled impedance PCB traces, and follow Renesas' guidelines for signal routing and layer stacking. Additionally, consider using signal conditioning components, such as series resistors or capacitors, to improve signal quality.
  • The QS3VH245QG requires a specific power sequencing order to prevent latch-up or damage. Ensure that the VCC supply is powered up before the VEE supply, and that both supplies are powered down in the reverse order.

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QS3VH245QG Overview

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