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AD7887BRZ - Analog Devices

Description: AD7887BRZ, 12-Bit Analogue to Digital Converter, SPI, Microwire, 8-Pin SOIC

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AD7887BRZ - Analog Devices - PCB symbol
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PCB Footprints
AD7887BRZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-8 (SOIC)
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AD7887BRZ - Analog Devices - 3D model - Small Outline Packages - R-8 (SOIC)
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AD7887BRZ Details

  • Manufacturer Part Number:

    AD7887BRZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    0.150 INCH, ROHS COMPLIANT, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5.25 V

  • Conversion Time-Max:

    7.25 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Linearity Error-Max (EL):

    0.0244%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    2

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.125 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.85 mA

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    3.9 mm

AD7887BRZ Frequently Asked Questions (FAQs)

  • The AD7887BRZ is a sensitive analog device, and its performance can be affected by the PCB layout and component placement. It is recommended to follow a star-grounding scheme, keep analog and digital grounds separate, and place the device close to the analog signal sources. Additionally, decoupling capacitors should be placed as close to the device as possible.
  • To optimize the AD7887BRZ's performance for low-power applications, it is recommended to use the lowest possible clock frequency, reduce the number of conversions per second, and use the device's power-down mode when not in use. Additionally, the reference voltage can be reduced to minimize power consumption.
  • The AD7887BRZ requires a two-point calibration procedure to ensure accurate conversions. The device should be calibrated at two known voltage points, typically 0V and the maximum input voltage, to determine the gain and offset errors. The calibration data should be stored in non-volatile memory for future use.
  • To minimize the effects of EMI and RFI on the AD7887BRZ, it is recommended to use a shielded enclosure, keep the device away from high-frequency sources, and use a low-pass filter on the analog input signals. Additionally, the device's digital outputs should be isolated from the analog circuitry using optocouplers or digital isolators.
  • The AD7887BRZ's analog input should be driven by a low-impedance source, such as an op-amp, to minimize the effects of input impedance and noise. The input signal should be filtered to remove high-frequency noise and ensure a smooth, glitch-free signal.

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AD7887BRZ Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD788, 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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