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ISL8485ECBZ - Renesas Electronics

Description: The ISL8483E and ISL8485E are ESD protected, BiCMOS 5V powered, single transceivers that meet both the RS-485 and RS-422 standards for balanced communication. Each driver output/receiver input is protected against ±15kV ESD strikes without latch-up. Unlike competitive devices, this Renesas family is specified for 10% tolerance supplies (4. 5V to 5. 5V). The ISL8483E uses slew rate limited drivers that reduce EMI and minimize reflections from improperly terminated transmission lines or unterminated stubs in

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ISL8485ECBZ - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - (8 LD SOIC)
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ISL8485ECBZ - Renesas Electronics  - 3D model - Small Outline Packages - (8 LD SOIC)
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ISL8485ECBZ Details

  • Manufacturer Part Number:

    ISL8485ECBZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOICN

  • Pin Count:

    8

  • Manufacturer Package Code:

    M8.15

  • Country Of Origin:

    Mainland China, Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Date Of Intro:

    2018-01-23

  • 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:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    150 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.9 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    4.5 V

  • Supply Voltage1-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    3.9 mm

ISL8485ECBZ Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the ISL8485ECBZ evaluation board user manual, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize EMI.
  • The ISL8485ECBZ 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.
  • Renesas recommends using a 10uF to 22uF X5R or X7R ceramic capacitor with a voltage rating of 6.3V or higher as the input capacitor. The capacitor should be placed as close to the VIN pin as possible to minimize noise and ensure stable operation.
  • The ISL8485ECBZ has a shutdown pin (SHDN) that can be used to put the device in low-power mode. When the SHDN pin is pulled low, the device enters a low-power state, reducing quiescent current to less than 1uA. Additionally, the device's power-saving features, such as automatic shutdown and sleep mode, can be enabled through the I2C interface.
  • The ISL8485ECBZ is designed to support cable lengths up to 100 meters, depending on the specific application and cable characteristics. However, the device's performance may degrade at longer cable lengths due to signal attenuation and reflections.

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ISL8485ECBZ Overview

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