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AD8235ACBZ-P7 - Analog Devices

Description: Instrumentation Amplifier 1 Circuit Rail-to-Rail 11-WLCSP (1.57x2.04)

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AD8235ACBZ-P7 - Analog Devices - PCB symbol
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PCB Footprints
AD8235ACBZ-P7 - Analog Devices PCB footprint - BGA - BGA - WLCSP (CB-11-1)
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AD8235ACBZ-P7 - Analog Devices - 3D model - BGA - WLCSP (CB-11-1)
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AD8235ACBZ-P7 Details

  • Manufacturer Part Number:

    AD8235ACBZ-P7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    BGA

  • Package Description:

    1.50 X 2.20 MM, ROHS COMPLIANT, WLCSP-11

  • Pin Count:

    11

  • Manufacturer Package Code:

    CB-11-1

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.0006 µA

  • Bandwidth (3dB)-Nom:

    0.023 MHz

  • Common-mode Reject Ratio-Min:

    100 dB

  • Input Offset Current-Max (IIO):

    0.00013 µA

  • Input Offset Voltage-Max:

    2500 µV

  • JESD-30 Code:

    R-PBGA-B11

  • JESD-609 Code:

    e1

  • Length:

    2.04 mm

  • Moisture Sensitivity Level:

    1

  • Non-linearity-Max:

    0.001%

  • Number of Functions:

    1

  • Number of Terminals:

    11

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA11,3X4,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.657 mm

  • Slew Rate-Nom:

    0.009 V/us

  • Supply Current-Max:

    0.05 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Voltage Gain-Max:

    200

  • Voltage Gain-Min:

    5

  • Voltage Gain-Nom:

    10

  • Width:

    1.57 mm

AD8235ACBZ-P7 Frequently Asked Questions (FAQs)

  • The AD8235 datasheet provides a recommended layout and placement guide, but it's essential to follow good PCB design practices, such as keeping the analog and digital grounds separate, using a solid ground plane, and minimizing noise coupling. Additionally, place the AD8235 close to the electrodes and use short, shielded cables to minimize noise pickup.
  • To optimize the AD8235's performance, consider the specific requirements of your application, such as the type of electrodes, skin impedance, and desired signal quality. Adjust the gain, filter settings, and other parameters accordingly. You may also need to experiment with different electrode placements, skin preparation, and signal processing techniques to achieve optimal results.
  • The AD8235 has built-in filters, but additional filtering may be necessary to remove noise and artifacts. Consider using digital filters, such as a notch filter to remove power line noise or a band-pass filter to remove high-frequency noise. You can also use techniques like wavelet denoising or independent component analysis to further clean the signal.
  • Calibration is crucial for accurate ECG measurements. Follow the calibration procedure outlined in the datasheet, and consider using a calibration signal or a known reference signal to verify the AD8235's performance. You may also need to adjust the gain and offset settings based on your specific application and electrode configuration.
  • The AD8235 can operate from a single 2.0 V to 3.6 V supply. Ensure a clean and stable power supply, and consider using a low-dropout regulator (LDO) to minimize noise and ripple. Also, be mindful of power consumption and heat dissipation, especially in battery-powered applications.

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AD8235ACBZ-P7 Overview

Use the download button to access the AD8235ACBZ-P7 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like AD823, or try a keyword search, such as Instrumentation Amplifiers

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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