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AD7703BNZ - Analog Devices

Description: AD7703BNZ, 20 bit ADC SPI, 20-Pin PDIP

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AD7703BNZ - Analog Devices - PCB symbol
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PCB Footprints
AD7703BNZ - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N-20-ren1
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AD7703BNZ - Analog Devices - 3D model - Dual-In-Line Packages - N-20-ren1
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AD7703BNZ Details

  • Manufacturer Part Number:

    AD7703BNZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    DIP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    N-20

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    2.5 V

  • Analog Input Voltage-Min:

    -2.5 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e3

  • Length:

    24.51 mm

  • Linearity Error-Max (EL):

    0.0015%

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Analog In Channels:

    1

  • Number of Bits:

    20

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, OFFSET BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.016 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    4.57 mm

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

AD7703BNZ Frequently Asked Questions (FAQs)

  • The AD7703BNZ is a sensitive analog device, and proper layout and placement are crucial for optimal performance. It is recommended to keep the analog and digital grounds separate, use a solid ground plane, and keep the analog input traces short and away from digital signals. Additionally, the device should be placed close to the analog input sources to minimize noise pickup.
  • The AD7703BNZ requires a clock signal to operate. A crystal oscillator or a clock generator can be used to provide the clock signal. The clock frequency should be between 1 MHz and 4 MHz, and the clock signal should be connected to the CLKIN pin. It is also recommended to use a clock signal with low jitter and noise to ensure accurate conversions.
  • Proper power supply decoupling is essential for the AD7703BNZ to operate correctly. It is recommended to use a 10 μF capacitor in parallel with a 100 nF capacitor between the AVDD and AGND pins, and a 10 μF capacitor in parallel with a 100 nF capacitor between the DVDD and DGND pins. This will help to filter out noise and ensure a stable power supply.
  • The AD7703BNZ has an internal calibration mechanism that can be used to calibrate the device. The calibration process involves writing specific values to the calibration registers to adjust the gain and offset of the device. The calibration process should be performed after power-up and after any changes to the input range or gain settings.
  • The maximum input voltage range for the AD7703BNZ is ±10.24 V, but this can be limited by the voltage reference used. The device can also be configured to accept smaller input ranges, such as ±5 V or ±2.5 V, depending on the application requirements.

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AD7703BNZ 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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