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ISL3179EFRZ - Renesas Electronics

Description: The ISL3179E and ISL3180E are high ESD protected, 3. 3V powered, single transceivers that meet both the RS-485 and RS-422 standards for balanced communication. Each device has low bus currents (+220μA/-150μA), so they present a “1/5 unit load” to the RS-485 bus. This allows up to 160 transceivers on the network without violating the RS-485 specification’s 32 unit load maximum, and without using repeaters. Receiver (Rx) inputs feature a “full fail-safe” design, which ensures a logic high Rx output if Rx inpu

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ISL3179EFRZ - Renesas Electronics PCB footprint - Small Outline No-lead - Small Outline No-lead - L10.3x3C 10 LEAD DUal
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ISL3179EFRZ - Renesas Electronics  - 3D model - Small Outline No-lead - L10.3x3C 10 LEAD DUal
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ISL3179EFRZ Details

  • Manufacturer Part Number:

    ISL3179EFRZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DFN

  • Package Description:

    DFN-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    L10.3X3C

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    7

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.000002 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    S-PDSO-N10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.01 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    16.5 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    0.9 mm

  • Supply Current-Max:

    4 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    3.6 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    16 ns

  • Width:

    3 mm

ISL3179EFRZ Frequently Asked Questions (FAQs)

  • A good PCB layout for the ISL3179EFRZ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure proper power-up and configuration, follow the recommended power-up sequence, connect the VCC pin to a stable 3.3V or 5V power supply, and configure the device using the SPI interface. Make sure to follow the recommended startup sequence and timing.
  • Thermal management is crucial for the ISL3179EFRZ. Ensure good airflow around the device, use a heat sink if necessary, and avoid blocking the airflow around the device. The device's thermal pad should be connected to a solid ground plane to dissipate heat efficiently.
  • To troubleshoot common issues, check the device's power supply, clock frequency, and signal integrity. Verify that the SPI interface is properly configured and that the device is properly reset. Use a logic analyzer or oscilloscope to debug the signal transmission and reception.
  • The ISL3179EFRZ has built-in ESD protection, but it's still important to follow proper ESD handling procedures during assembly and testing. Use an ESD wrist strap or mat, and ensure that the device is handled in a static-free environment.

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ISL3179EFRZ Overview

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