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AD7902BRQZ-RL7 - Analog Devices

Description: Dual Pseudo Differential 16-Bit, 1 MSPS PulSAR ADC 12.0 mW in QSOP

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AD7902BRQZ-RL7 - Analog Devices - PCB symbol
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PCB Footprints
AD7902BRQZ-RL7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - QSOP-20
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3D Models
AD7902BRQZ-RL7 - Analog Devices - 3D model - Small Outline Packages - QSOP-20
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AD7902BRQZ-RL7 Details

  • Manufacturer Part Number:

    AD7902BRQZ-RL7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ROHS COMPLIANT, MO-137AD, QSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    RQ-20

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5.1 V

  • Conversion Time-Max:

    0.71 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    8.66 mm

  • Linearity Error-Max (EL):

    0.0038%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    2

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    1 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    1.6 mA

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.64 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.91 mm

AD7902BRQZ-RL7 Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the AD7902BRQZ-RL7 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 4-layer PCB with a dedicated analog ground plane and to keep the digital signals away from the analog signals.
  • The AD7902BRQZ-RL7 has an internal calibration circuit that allows for self-calibration. However, it's recommended to perform an external calibration using an external voltage reference and a calibration resistor. The calibration procedure involves applying a known voltage to the input and adjusting the calibration resistor to achieve the desired output code.
  • The AD7902BRQZ-RL7 has a maximum junction temperature of 150°C. To ensure reliable operation over temperature, it's recommended to provide adequate heat sinking, use a thermally conductive PCB material, and avoid operating the device near its maximum junction temperature. Additionally, it's recommended to follow the thermal design guidelines provided in the datasheet.
  • The AD7902BRQZ-RL7 has a serial interface that can be interfaced with a microcontroller or FPGA using a SPI or I2C protocol. The recommended communication protocol is SPI, and the datasheet provides a detailed description of the interface timing and protocol.
  • The AD7902BRQZ-RL7 is a sensitive analog device that requires proper electromagnetic shielding and filtering to ensure electromagnetic compatibility. It's recommended to use a shielded enclosure, filter the power supply, and use a common-mode choke to reduce electromagnetic interference.

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AD7902BRQZ-RL7 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD790, or try a keyword search, such as Analog to Digital Converters

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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