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MAX491EEPD+ - Analog Devices

Description: Maxim MAX491EEPD+, Line Transceiver, RS-485, 4.75 → 5.25 V, 14-Pin PDIP

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MAX491EEPD+ - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P14+3
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MAX491EEPD+ - Analog Devices  - 3D model - Dual-In-Line Packages - P14+3
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MAX491EEPD+ Details

  • Manufacturer Part Number:

    MAX491EEPD+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    14-PDIP-300_MIL

  • Package Description:

    0.300 INCH, LEAD FREE, PLASTIC, MS-001AC, DIP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    14-PDIP-300_MIL

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1995-09-23

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    1 RECEIVER ACTIVE UNDER SHUTDOWN; TRISTATABLE RECEIVER

  • 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-PDIP-T14

  • JESD-609 Code:

    e3

  • Length:

    19.05 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Low Current-Max:

    0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    150 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    4.572 mm

  • Supply Current-Max:

    0.5 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    60 ns

  • Width:

    7.62 mm

MAX491EEPD+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX491EEPD+ involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the analog signal sources. Additionally, it's recommended to use a low-ESR capacitor for the VCC bypass and to keep the input traces as short as possible.
  • To ensure proper power-up and initialization, make sure to follow the recommended power-up sequence, which is to apply VCC before applying any input signals. Also, ensure that the VCC supply is stable and within the recommended operating range before applying any input signals.
  • The maximum allowable input voltage for the MAX491EEPD+ is ±20V, but it's recommended to keep the input voltage within the ±15V range to ensure optimal performance and prevent damage to the device.
  • The MAX491EEPD+ is rated for operation up to 125°C, but it's recommended to derate the device's performance at high temperatures. Consult the datasheet for specific derating guidelines and ensure proper thermal management to prevent overheating.
  • To troubleshoot common issues, start by checking the PCB layout and ensuring that it meets the recommended guidelines. Verify that the power supply is stable and within the recommended operating range. Check for any signs of overheating or physical damage to the device. If the issue persists, consult the datasheet and application notes for troubleshooting guidelines or contact Analog Devices' technical support.

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MAX491EEPD+ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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Part Image MAX491EEPD Maxim Integrated Products

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Part Image SP491ES Sipex Corporation

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Part Image SP491CS-L Exar Corporation

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For a full list of alternate parts for MAX491EEPD+, check out Findchips.com