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AD7528LR - Analog Devices

Description: Digital to Analog Converters - DAC CMOS 8-Bit Buffered Multiplying

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AD7528LR - Analog Devices - PCB symbol
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AD7528LR - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-20 (SOIC)
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AD7528LR - Analog Devices - 3D model - Small Outline Packages - R-20 (SOIC)
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AD7528LR Details

  • Manufacturer Part Number:

    AD7528LR

  • Source Url Status Check Date:

    2013-05-01 14:56:18.755

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    RW-20

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY, OFFSET BINARY

  • Input Format:

    PARALLEL, 8 BITS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e0

  • Length:

    12.8 mm

  • Linearity Error-Max (EL):

    0.3906%

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • 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:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    240

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    2 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

AD7528LR Frequently Asked Questions (FAQs)

  • A good layout and routing practice for the AD7528LR involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the DAC output and the load. Additionally, it's recommended to use a low-pass filter at the output to reduce high-frequency noise.
  • The AD7528LR has an internal calibration circuit that can be enabled by setting the CAL pin high. The device also has a built-in linearization circuit that can be enabled by setting the LIN pin high. Additionally, external calibration and linearization can be performed using an external microcontroller and calibration resistors.
  • The AD7528LR can drive up to 5mA of output current. To ensure that the output current limit is not exceeded, it's recommended to use a current-limiting resistor in series with the output, and to carefully select the output load impedance to avoid overloading the device.
  • The AD7528LR can be interfaced with a microcontroller using a serial interface such as SPI or I2C. The recommended communication protocol is SPI, and the device requires a minimum of 3.3V supply voltage and a clock frequency of up to 50MHz.
  • The AD7528LR requires a specific power-on and power-off sequencing to ensure proper operation. The recommended sequence is to power up the VDD pin first, followed by the VREF pin, and then the digital inputs. When powering down, the sequence should be reversed. Additionally, it's recommended to use a power-on reset circuit to ensure that the device is properly reset during power-up.

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AD7528LR 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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