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AD7945BNZ - Analog Devices

Description: AD7945BNZ, 12 bit-Bit DAC 1.7Msps, Parallel, 20-Pin PDIP

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AD7945BNZ - Analog Devices - PCB symbol
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PCB Footprints
AD7945BNZ - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 20-Pin PDIP *
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AD7945BNZ - Analog Devices - 3D model - Dual-In-Line Packages - 20-Pin PDIP *
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AD7945BNZ Details

  • Manufacturer Part Number:

    AD7945BNZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, 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

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY, OFFSET BINARY

  • Input Format:

    PARALLEL, WORD

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e3

  • Length:

    25.2 mm

  • Linearity Error-Max (EL):

    0.0122%

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.33 mm

  • Settling Time-Nom (tstl):

    0.6 µs

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

AD7945BNZ Frequently Asked Questions (FAQs)

  • A good layout and routing practice is to keep the analog and digital grounds separate, use a solid ground plane, and keep the analog signal traces away from the digital signal traces. Additionally, use a low-ESR capacitor for the AVDD and DVDD pins, and keep the decoupling capacitors close to the pins.
  • To optimize the AD7945BNZ for low-power applications, use the lowest possible clock frequency, disable the internal reference, and use the power-down mode when not converting. Additionally, consider using a lower supply voltage and reducing the analog input range to minimize power consumption.
  • The recommended calibration procedure for the AD7945BNZ involves a two-point calibration, where the ADC is calibrated at two known input voltages, typically 0V and the full-scale voltage. This calibration procedure can be done using an external microcontroller or a dedicated calibration circuit.
  • The AD7945BNZ's digital output data can be handled by using a serial peripheral interface (SPI) or a parallel interface. The microcontroller or FPGA can be configured to read the data from the AD7945BNZ using the SPI or parallel interface, and then process the data accordingly.
  • The AD7945BNZ has a maximum junction temperature of 150°C. To ensure reliable operation, the device should be operated within the recommended temperature range, and adequate heat sinking and thermal management should be implemented to prevent overheating.

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AD7945BNZ Overview

Use the download button to access the AD7945BNZ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like AD794, or try a keyword search, such as Digital to Analog 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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