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AD7871KN - Analog Devices

Description: Analog to Digital Converters - ADC

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AD7871KN - Analog Devices - PCB symbol
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AD7871KN - Analog Devices PCB footprint - Plastic Leaded Chip Carrier - Plastic Leaded Chip Carrier - P-28
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AD7871KN - Analog Devices - 3D model - Plastic Leaded Chip Carrier - P-28
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AD7871KN Details

  • Manufacturer Part Number:

    AD7871KN

  • Source Url Status Check Date:

    2013-05-01 14:56:21.314

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, DIP-28

  • Pin Count:

    28

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Analog Input Voltage-Max:

    3 V

  • Analog Input Voltage-Min:

    -3 V

  • Conversion Time-Max:

    10.5 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDIP-T28

  • JESD-609 Code:

    e0

  • Length:

    36.7 mm

  • Linearity Error-Max (EL):

    0.0061%

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Analog In Channels:

    1

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    70 °C

  • Output Bit Code:

    2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP28,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.083 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:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    15.24 mm

AD7871KN Frequently Asked Questions (FAQs)

  • The AD7871KN 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 place the device close to the analog signal sources. Additionally, avoid placing the device near high-frequency sources or digital signal lines.
  • The AD7871KN requires calibration to achieve optimal performance. The calibration process involves adjusting the offset and gain of the device to match the specific application requirements. This can be done using the device's built-in calibration registers or through external calibration circuits.
  • The maximum sampling rate of the AD7871KN is 125 kSPS (kilosamples per second). However, the actual sampling rate may be limited by the system clock frequency, the analog input bandwidth, and the digital interface used.
  • The AD7871KN is designed to operate from a 2.7V to 5.5V power supply. However, it is recommended to use a 3.3V or 5V power supply to ensure optimal performance and to minimize power consumption.
  • The AD7871KN has a serial interface that can be connected to a microcontroller or DSP using a SPI (Serial Peripheral Interface) or I2C (Inter-Integrated Circuit) bus. The device also has a dedicated interrupt output that can be used to signal the completion of a conversion.

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AD7871KN 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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AD7871KN Alternates

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Image Part Number Model
Part Image AD7871JNZ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP28
Part Image AD7871TQ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, CDIP28
Part Image AD7871JN Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP28
Part Image AD7871KNZ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP28
Part Image AD7871TQ/883B Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, CDIP28
For a full list of alternate parts for AD7871KN, check out Findchips.com