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ISL32179EFRZ-T - Renesas Electronics

Description: The ISL32172E, ISL32272E, ISL32174E, and ISL32179E are ±16. 5kV IEC61000-4-2 ESD protected, 3. 0V to 5. 5V powered, QUAD transmitters for balanced communication using the RS-422 standard. These drivers have very low output leakage currents (±10µA), so they present a low load to the RS-422 bus. The driver (Tx) outputs are tri-statable and incorporate a hot plug feature to keep them disabled during power-up and power-down. The ISL32172E and ISL32272E have a common EN/EN, the ISL32174E has a two channel EN12/E

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ISL32179EFRZ-T - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 24 Ld QFN+
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ISL32179EFRZ-T - Renesas Electronics  - 3D model - Quad Flat No-Lead - 24 Ld QFN+
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ISL32179EFRZ-T Details

  • Manufacturer Part Number:

    ISL32179EFRZ-T

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    QFN-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    L24.4X4C

  • Country Of Origin:

    Malaysia, Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6

  • Additional Feature:

    CAN ALSO OPERATE FROM VCC=3 TO 3.6V

  • Differential Output:

    YES

  • Driver Number of Bits:

    4

  • High Level Input Current-Max:

    0.00003 A

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LINE DRIVER

  • Interface Standard:

    EIA-422

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    4

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    DIFFERENTIAL

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    0.8 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 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:

    QUAD

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

    30

  • Transmit Delay-Max:

    300 ns

  • Width:

    4 mm

ISL32179EFRZ-T Frequently Asked Questions (FAQs)

  • A good PCB layout for the ISL32179EFRZ-T involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces connecting the device to the power supply and load.
  • To ensure reliable communication, use a proper UART protocol, set the correct baud rate, and implement flow control mechanisms such as RTS/CTS or XON/XOFF. Also, ensure that the microcontroller and ISL32179EFRZ-T are properly synchronized.
  • The ISL32179EFRZ-T has a maximum junction temperature of 150°C. Ensure good airflow, use a heat sink if necessary, and avoid overheating the device by keeping the ambient temperature below 85°C.
  • Use a logic analyzer or oscilloscope to monitor the serial communication signals, check the power supply voltage and current, and verify that the device is properly configured and initialized.
  • Yes, the ISL32179EFRZ-T has built-in ESD protection, but it's still important to follow proper ESD handling procedures during assembly and handling of the device.

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