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ADUM7701-8BRIZ-RL7 - Analog Devices

Description: 16-Bit, Isolated Sigma-Delta Modulator

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ADUM7701-8BRIZ-RL7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - SOIC INCREASED CREEPAGE
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ADUM7701-8BRIZ-RL7 Details

  • Manufacturer Part Number:

    ADUM7701-8BRIZ-RL7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RI-8-1

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog Input Voltage-Max:

    0.32 V

  • Analog Input Voltage-Min:

    -0.32 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    7.5 mm

  • Linearity Error-Max (EL):

    0.0061%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    1

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    21 MHz

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    10 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    5.85 mm

ADUM7701-8BRIZ-RL7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADUM7701 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the signal traces. It's also recommended to use a 4-layer board with a dedicated power plane and a dedicated ground plane.
  • To ensure reliable communication, make sure to use a proper SPI protocol, with a clock frequency within the recommended range (up to 20 MHz). Also, ensure that the microcontroller's SPI pins are 5V tolerant, and use a level translator if necessary. Additionally, add a 100 nF capacitor between the /CS pin and GND to filter out noise.
  • The ADUM7701 can withstand up to 5 kVrms of isolation voltage, which is suitable for most industrial and medical applications. However, it's essential to follow proper safety guidelines and ensure that the device is used within its recommended operating conditions.
  • The ADUM7701 is rated for operation up to 125°C, but its performance may degrade at higher temperatures. It's recommended to derate the device's specifications according to the temperature derating curve provided in the datasheet. Additionally, ensure that the device is properly heatsinked and that the PCB is designed to handle high temperatures.
  • To troubleshoot issues with the ADUM7701, start by checking the power supply and ensuring that it's within the recommended range. Verify that the SPI communication protocol is correct, and check for any noise or interference on the signal lines. Use an oscilloscope to monitor the signal waveforms and ensure that they are within the recommended specifications. If the issue persists, consult the datasheet and application notes for further guidance.

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ADUM7701-8BRIZ-RL7 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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