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ISL3179EIRZ - 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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ISL3179EIRZ - Renesas Electronics PCB footprint - Small Outline No-lead - Small Outline No-lead - L10.3x3C-
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ISL3179EIRZ - Renesas Electronics  - 3D model - Small Outline No-lead - L10.3x3C-
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ISL3179EIRZ Details

  • Manufacturer Part Number:

    ISL3179EIRZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DFN

  • 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:

    7.2

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • 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:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • 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 Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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

ISL3179EIRZ Frequently Asked Questions (FAQs)

  • A good PCB layout for the ISL3179EIRZ 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 initialization, apply power to the device in the following sequence: VCC, then VDD, and finally the input signals. The device will then initialize and start operating normally.
  • The ISL3179EIRZ has a maximum junction temperature of 150°C. To ensure reliable operation, keep the device's operating temperature below 125°C. Use thermal vias and a heat sink if necessary to dissipate heat.
  • To troubleshoot issues with the ISL3179EIRZ, start by checking the power supply voltages, then verify the input signals and output voltages. Use an oscilloscope to check for noise, oscillations, or other anomalies. Consult the datasheet and application notes for specific troubleshooting guidelines.
  • The ISL3179EIRZ has built-in ESD protection, but it's still important to follow proper ESD handling procedures when handling the device. Use an ESD wrist strap or mat, and avoid touching the device's pins or exposed internal components.

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ISL3179EIRZ Overview

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