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AD7875BQ - Analog Devices

Description: Analog to Digital Converters - ADC 12 BIT SAMPLING ADC IC

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AD7875BQ - Analog Devices - PCB symbol
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AD7875BQ - Analog Devices PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - Q-24-1
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AD7875BQ Details

  • Manufacturer Part Number:

    AD7875BQ

  • Source Url Status Check Date:

    2013-05-01 14:56:21.355

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    DIP

  • Package Description:

    0.300 INCH, HERMETIC SEALED, CERAMIC, DIP-24

  • Pin Count:

    24

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    3

  • Analog Input Voltage-Max:

    5 V

  • Conversion Time-Max:

    9 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-GDIP-T24

  • JESD-609 Code:

    e0

  • Length:

    32.5 mm

  • Linearity Error-Max (EL):

    0.0244%

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Analog In Channels:

    1

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP24,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max:

    13 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

AD7875BQ Frequently Asked Questions (FAQs)

  • The AD7875BQ is a high-precision ADC, and its performance can be affected by the PCB layout and component placement. It is recommended to follow a star-grounding scheme, keep the analog and digital grounds separate, and place the ADC close to the analog signal sources. Additionally, decoupling capacitors should be placed as close as possible to the ADC's power pins.
  • To optimize the AD7875BQ's performance, it is essential to understand the application's requirements and adjust the ADC's settings accordingly. This includes selecting the correct gain, offset, and sampling rate, as well as configuring the internal clock and reference voltage. Additionally, the ADC's input range and common-mode voltage should be matched to the signal source's characteristics.
  • The AD7875BQ's performance can be affected by temperature variations. The ADC's offset and gain drift with temperature, which can result in errors in the conversion results. It is essential to consider the operating temperature range and to calibrate the ADC accordingly. Additionally, the ADC's internal reference voltage can be affected by temperature, which can impact the conversion results.
  • The AD7875BQ can be interfaced with a microcontroller or FPGA through its SPI-compatible serial interface. The ADC's output data can be read through the serial interface, and the ADC's settings can be configured through the same interface. It is essential to follow the ADC's timing and protocol requirements to ensure reliable communication.
  • Common pitfalls to avoid when using the AD7875BQ include incorrect PCB layout and component placement, inadequate decoupling, and incorrect configuration of the ADC's settings. Additionally, not considering the ADC's input range and common-mode voltage can result in errors in the conversion results. It is essential to carefully review the datasheet and application notes to ensure correct usage.

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AD7875BQ Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD787, 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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