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QS34X245Q3G8 - Renesas Electronics

Description: The QS34X245 provides a set of 32 high-speed CMOS compatible bus switches in a flow-through pinout. The low ON-resistance of the QS34X245 allows inputs to be connected to outputs without adding propagation delay and without generating additional ground bounce noise. This device is ideally suited for 32/64 bit applications where board space is at a premium. The QS34X245 operates at -40C to +85C.

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QS34X245Q3G8 - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - QVSOP 80
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QS34X245Q3G8 - Renesas Electronics  - 3D model - Small Outline Packages - QVSOP 80
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QS34X245Q3G8 Details

  • Manufacturer Part Number:

    QS34X245Q3G8

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QVSOP

  • Package Description:

    QVSOP-80

  • Pin Count:

    80

  • Manufacturer Package Code:

    DMG80

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    CBT/FST/QS/5C/B

  • JESD-30 Code:

    R-PDSO-G80

  • JESD-609 Code:

    e3

  • Length:

    20.4978 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Moisture Sensitivity Level:

    3

  • Number of Bits:

    8

  • Number of Functions:

    4

  • Number of Ports:

    2

  • Number of Terminals:

    80

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP80,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Prop. Delay@Nom-Sup:

    0.25 ns

  • Propagation Delay (tpd):

    0.25 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.7526 mm

  • 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

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9116 mm

QS34X245Q3G8 Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended for optimal thermal performance. The thermal pad should be connected to the ground plane to dissipate heat efficiently.
  • Ensure that the device is operated within the recommended voltage and current limits, and that the PCB is designed to minimize thermal gradients. Also, consider using a thermal interface material to improve heat transfer between the device and the heat sink.
  • The critical timing parameters include the input setup and hold times, clock-to-output delay, and output enable/disable times. Ensure that these parameters are met by carefully designing the PCB layout, selecting the correct capacitors and resistors, and using a reliable clock source.
  • Use ESD protection devices such as TVS diodes or ESD arrays on the input and output pins to protect the device from electrostatic discharge. Also, ensure that the PCB is designed with ESD protection in mind, including the use of ESD-safe handling and storage procedures.
  • The power sequencing requirements include ensuring that the power supplies are turned on in the correct order, with the core voltage (VCC) turned on before the I/O voltage (VCCIO). Also, ensure that the power supplies are stable and within the recommended voltage range before enabling the device.

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QS34X245Q3G8 Overview

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QS34X245Q3G8 Alternates

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Image Part Number Model
Part Image IDTQS34X245Q3G Integrated Device Technology Inc

Bus Driver, CBT/FST/QS/5C/B Series, 4-Func, 8-Bit, True Output, CMOS, PDSO80

Part Image QS34X245Q3G Integrated Device Technology Inc

Bus Driver, CBT/FST/QS/5C/B Series, 4-Func, 8-Bit, True Output, CMOS, PDSO80

Part Image IDTQS34X245Q38 Integrated Device Technology Inc

Bus Driver, CBT/FST/QS/5C/B Series, 4-Func, 8-Bit, True Output, CMOS, PDSO80

Part Image QS34X245Q38 Integrated Device Technology Inc

Bus Driver, CBT/FST/QS/5C/B Series, 4-Func, 8-Bit, True Output, CMOS, PDSO80

Part Image IDTQS34XR245Q38 Renesas Electronics Corporation

Bus Driver, CBT/FST/QS/5C/B Series, 4-Func, 8-Bit, True Output, CMOS, PDSO80

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