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ISL4489EIBZ-T - Renesas Electronics

Description: The ISL4489E and ISL4491E are ESD protected, “fractional”Unit Load (UL), BiCMOS, 5V powered, single transceivers that meet both the RS-485 and RS-422 standards for balanced communication. Each driver output and receiver input is protected against ±15kV ESD strikes without latch-up. Unlike competitive versions, these devices are specified for 10% tolerance supplies (4. 5V to 5. 5V). The Rx inputs and Tx outputs present a 1/8 unit load to the RS-485 bus, which allows a total of 256 transmitters and receivers

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ISL4489EIBZ-T - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - M14.15-+
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ISL4489EIBZ-T Details

  • Manufacturer Part Number:

    ISL4489EIBZ-T

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOICN

  • Package Description:

    SOP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    M14.15

  • Country Of Origin:

    Malaysia, Philippines, Taiwan

  • 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:

    0.00013 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    8.65 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    2 V

  • Output Low Current-Max:

    -0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    2000 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.46 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

  • 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:

    2000 ns

  • Width:

    3.9 mm

ISL4489EIBZ-T Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the application note AN1543, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The ISL4489EIBZ-T is rated for operation from -40°C to +125°C. To ensure operation within this range, ensure proper thermal management, such as providing adequate heat sinking, using thermal interface materials, and avoiding thermal hotspots on the PCB.
  • The maximum allowable voltage on the VCC pin is 5.5V. Exceeding this voltage may damage the device. It is recommended to use a voltage regulator or a voltage clamp to ensure the voltage remains within the specified range.
  • Renesas provides a troubleshooting guide in the application note AN1544, which covers common issues, such as communication errors, and provides guidance on how to identify and resolve them using oscilloscopes, logic analyzers, and other diagnostic tools.
  • Yes, the ISL4489EIBZ-T is designed to be compatible with other Renesas devices, such as microcontrollers, power management ICs, and other interface devices. Renesas provides a range of compatible devices and development tools to support system design and development.

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