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ISL32704EIAZ - Renesas Electronics

Description: The ISL32704E is a galvanically isolated, differential bus transceiver designed for bidirectional data transmission and meeting the RS-485 and RS-422 standards for balanced communication. Each of the bus terminals, A and B, is protected against ±15kV ESD strikes without latch-up. The device uses giant magnetoresistance (GMR) as isolation technology. A unique ceramic/polymer composite barrier provides excellent isolation and virtually unlimited barrier life. The part is available in a 16 Ld QSOP package offe

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ISL32704EIAZ - Renesas Electronics - PCB symbol
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PCB Footprints
ISL32704EIAZ - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - M16.15B-
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ISL32704EIAZ - Renesas Electronics - 3D model - Small Outline Packages - M16.15B-
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ISL32704EIAZ Details

  • Manufacturer Part Number:

    ISL32704EIAZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QSOP

  • Package Description:

    QSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    M16.15B

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-485; EIA-422

  • JESD-30 Code:

    R-PDSO-G16

  • Length:

    4.885 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Low Current-Max:

    0.06 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Receive Delay-Max:

    150 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    16 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:

    4.5 V

  • Supply Voltage1-Nom:

    5 V

  • Surface Mount:

    YES

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

  • Transmit Delay-Max:

    150 ns

  • Width:

    3.9 mm

ISL32704EIAZ Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the ISL32704EIAZ evaluation board user manual, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize EMI.
  • The ISL32704EIAZ has a thermal pad that must be connected to a thermal plane on the PCB to dissipate heat. A thermal interface material (TIM) can be used to improve heat transfer between the device and the thermal plane. Additionally, the device's thermal shutdown feature can be enabled to prevent overheating.
  • The recommended input capacitor value is 10uF to 22uF, with an X7R or X5R dielectric type. The capacitor should be placed as close as possible to the VIN pin to minimize noise and ensure stable operation.
  • The output voltage of the ISL32704EIAZ can be configured using an external resistor divider network connected to the FB pin. The datasheet provides a formula to calculate the required resistor values for a specific output voltage.
  • The ISL32704EIAZ has a soft-start feature that ramps up the output voltage during power-up to prevent inrush currents. During power-down, the device's output voltage decays rapidly to prevent back-feeding of the input voltage.

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ISL32704EIAZ Overview

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