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MAX31915AUI+ - Analog Devices

Description: Industry's Lowest Power Octal Industrial Digital Input Translator/Terminator

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MAX31915AUI+ - Analog Devices - PCB symbol
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PCB Footprints
MAX31915AUI+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - U38E+3
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3D Models
MAX31915AUI+ - Analog Devices - 3D model - Small Outline Packages - U38E+3
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MAX31915AUI+ Details

  • Manufacturer Part Number:

    MAX31915AUI+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    38-TSSOP_4.4_EP-4.4_MM

  • Pin Count:

    38

  • Manufacturer Package Code:

    38-TSSOP_4.4_EP-4.4_MM

  • Country Of Origin:

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

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2014-12-23

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Interface IC Type:

    DIGITAL I/P MODULE

  • JESD-30 Code:

    R-PDSO-G38

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP38,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Max:

    36 V

  • Supply Voltage-Min:

    7 V

  • Supply Voltage-Nom:

    24 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

MAX31915AUI+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX31915AUI+ 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, the device's exposed pad should be connected to a solid ground plane to improve thermal performance.
  • To ensure accurate voltage measurement, it's essential to use a high-precision voltage reference, such as the internal 2.048V reference or an external reference. Additionally, the input voltage range should be within the specified range, and the input impedance should be high enough to avoid loading the voltage source. It's also important to follow proper PCB layout and routing guidelines to minimize noise and interference.
  • The maximum data rate for the SPI interface of the MAX31915AUI+ is 20MHz. However, the actual data rate may be limited by the system's clock speed, bus loading, and other factors. It's recommended to consult the datasheet and application notes for specific guidance on SPI interface operation.
  • The MAX31915AUI+ has built-in overvoltage protection (OVP) up to 40V. However, it's still recommended to add external OVP circuitry to protect the device from higher voltage transients. A simple OVP circuit can be implemented using a voltage clamp, such as a zener diode or a transient voltage suppressor (TVS), in conjunction with a current-limiting resistor.
  • The power-on reset (POR) timing for the MAX31915AUI+ is typically around 10ms. This means that the device requires a minimum of 10ms to power up and stabilize its internal circuits before it can start operating normally. It's essential to ensure that the power supply voltage reaches its nominal value within this time frame to prevent any malfunction or incorrect operation.

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MAX31915AUI+ 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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