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MAX12931CASA+ - Analog Devices

Description: ● Robust Galvanic Isolation of Digital Signals • Withstands 5kVRMS for 60s (VISO) Wide-Body • Withstands 3kVRMS for 60s (VISO) Narrow-Body • Continuously Withstands 848VRMS (VIOWM) WideBody • Continuously Withstands 445VRMS (VIOWM) Narrow-Body • Withstands ±10kV Surge Between GNDA and GNDB with 1.2/50µs Waveform • High CMTI (50kV/µs, typ) ● Options to Support a Broad Range of Applications • 2 Data Rates (25Mbps/150Mbps) • 2 Channel Direction Configurations • 2 Output Default States (High or Low)

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MAX12931CASA+ - Analog Devices - PCB symbol
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MAX12931CASA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - so8----*/
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MAX12931CASA+ - Analog Devices - 3D model - Small Outline Packages - so8----*/
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MAX12931CASA+ Details

  • Manufacturer Part Number:

    MAX12931CASA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Country Of Origin:

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

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2016-09-19

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Interface IC Type:

    DIGITAL ISOLATOR

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.71 V

  • Supply Voltage-Nom:

    1.8 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

  • Width:

    3.9 mm

MAX12931CASA+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX12931CASA+ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing noise coupling between the analog and digital sections. A 4-layer PCB with a dedicated analog ground plane is recommended. Additionally, ensure that the input and output traces are routed away from each other and from the digital signals.
  • To optimize the performance of the MAX12931CASA+ in a noisy environment, use a low-pass filter at the input, such as a RC filter or a ferrite bead, to reduce high-frequency noise. Additionally, use a shielded cable for the analog input signals, and consider using a common-mode filter or a differential amplifier to reject common-mode noise.
  • The maximum cable length recommended for the MAX12931CASA+ depends on the specific application and the frequency of the signal. As a general rule, keep the cable length as short as possible to minimize signal attenuation and noise pickup. For high-frequency signals, a cable length of up to 10 inches (25 cm) is recommended, while for low-frequency signals, a cable length of up to 3 feet (90 cm) is acceptable.
  • To troubleshoot issues with the MAX12931CASA+, start by checking the power supply voltage and ensuring that it is within the recommended range. Verify that the input signals are within the specified range and that the output signals are not saturated. Use an oscilloscope to check for noise, distortion, or oscillations on the input and output signals. Also, check the PCB layout and ensure that it is following the recommended layout guidelines.
  • The MAX12931CASA+ is rated for operation up to 125°C, but its performance may degrade at high temperatures. Ensure that the device is properly heat-sinked and that the PCB is designed to handle high temperatures. Additionally, consider using a thermal interface material to improve heat transfer between the device and the heat sink.

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MAX12931CASA+ 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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