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AD7849BNZ - Analog Devices

Description: AD7849BNZ, 16 bit-Bit DAC 143ksps, SPI, 20-Pin PDIP

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AD7849BNZ - Analog Devices - PCB symbol
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AD7849BNZ - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - (N-20)
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AD7849BNZ - Analog Devices - 3D model - Dual-In-Line Packages - (N-20)
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AD7849BNZ Details

  • Manufacturer Part Number:

    AD7849BNZ

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-20

  • Pin Count:

    20

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Analog Output Voltage-Max:

    10 V

  • Analog Output Voltage-Min:

    -10 V

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY, OFFSET BINARY, 2'S COMPLEMENT BINARY

  • Input Format:

    SERIAL

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e3

  • Length:

    25.2 mm

  • Linearity Error-Max (EL):

    0.0122%

  • Negative Supply Voltage-Nom:

    -15 V

  • Number of Bits:

    16

  • 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 Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.33 mm

  • Settling Time-Nom (tstl):

    7 µs

  • Supply Current-Max:

    5 mA

  • Supply Voltage-Nom:

    15 V

  • Surface Mount:

    NO

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

AD7849BNZ Frequently Asked Questions (FAQs)

  • A good layout and routing practice for the AD7849BNZ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the analog signal traces. Additionally, it's recommended to place the AD7849BNZ close to the analog signal sources and to use shielding to reduce electromagnetic interference (EMI).
  • The AD7849BNZ's internal reference voltage can be configured by connecting the REFOUT pin to the REFIN pin. However, using an external reference voltage can provide better accuracy and stability. When using an external reference voltage, ensure it's within the recommended range of 2.5 V to 5.5 V and that it's properly decoupled to prevent noise coupling into the AD7849BNZ.
  • The AD7849BNZ can achieve a maximum sampling rate of 200 kSPS. However, the actual sampling rate may be limited by the system's clock frequency, the conversion time, and the settling time of the analog signal. Additionally, the sampling rate may be affected by the mode of operation, such as continuous conversion or single-shot mode.
  • The AD7849BNZ's POR ensures that the device is properly initialized after power-up. Not using the POR can result in unpredictable behavior, such as incorrect conversion results or device malfunction. To handle the POR, connect the POR pin to a suitable pull-up resistor and ensure that the power supply is stable before initiating conversions.
  • The AD7849BNZ is sensitive to temperature changes, which can affect its accuracy and reliability. To ensure reliable operation over temperature, ensure good thermal conductivity between the device and the PCB, use a heat sink if necessary, and follow proper thermal design guidelines. Additionally, consider using thermal compensation techniques, such as temperature sensing and correction, to minimize temperature-related errors.

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AD7849BNZ Overview

Use the download button to access the AD7849BNZ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like AD784, 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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