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AD7870KPZ - Analog Devices

Description: 12-Bit, ADCs

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AD7870KPZ - Analog Devices PCB footprint - Plastic Leaded Chip Carrier - Plastic Leaded Chip Carrier - PLCC 28--
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AD7870KPZ Details

  • Manufacturer Part Number:

    AD7870KPZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    LCC

  • Package Description:

    ROHS COMPLIANT, PLASTIC, MO-047AB, LCC-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    P-28A

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    3 V

  • Analog Input Voltage-Min:

    -3 V

  • Conversion Time-Max:

    9 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQCC-J28

  • JESD-609 Code:

    e3

  • Length:

    11.5062 mm

  • Linearity Error-Max (EL):

    0.0244%

  • Moisture Sensitivity Level:

    3

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Analog In Channels:

    1

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    70 °C

  • Output Bit Code:

    BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QCCJ

  • Package Equivalence Code:

    LDCC28,.5SQ

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    4.57 mm

  • Supply Current-Max:

    13 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    J BEND

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    QUAD

  • Width:

    11.5062 mm

AD7870KPZ Frequently Asked Questions (FAQs)

  • The AD7870KPZ 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.
  • The AD7870KPZ has an internal calibration mechanism that can be initiated through the CAL pin. The calibration process involves shorting the CAL pin to ground, which triggers the ADC to perform a self-calibration routine. The calibration data is then stored in the ADC's internal registers. It is recommended to perform calibration after power-up and whenever the operating conditions change.
  • The maximum sampling rate of the AD7870KPZ is 125 kSPS. However, the actual sampling rate may be limited by the system's clock frequency, the ADC's conversion time, and the interface protocol used. It is recommended to consult the datasheet and application notes for specific guidance on achieving the maximum sampling rate.
  • The AD7870KPZ is specified to operate from a 2.7V to 5.25V power supply. However, the ADC's performance may degrade at higher supply voltages. It is recommended to operate the ADC at a supply voltage of 3.3V or lower to ensure optimal performance and minimize power consumption.
  • The AD7870KPZ has a serial interface that can be connected to a microcontroller's SPI or I2C port. The ADC's interface protocol is compatible with most microcontrollers, and the communication protocol can be configured through the ADC's control registers. It is recommended to consult the datasheet and application notes for specific guidance on interfacing the ADC with a microcontroller.

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AD7870KPZ 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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Part Image AD7870KPZ-REEL Analog Devices Inc

ADC, Successive Approximation, 12-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PQCC28

Part Image AD7870KP Analog Devices Inc

ADC, Successive Approximation, 12-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PQCC28