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ADS8422IPFBRG4 - Texas Instruments

Description: Analog to Digital Converters - ADC 16-Bit 4MSPS

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ADS8422IPFBRG4 - Texas Instruments - PCB symbol
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ADS8422IPFBRG4 - Texas Instruments PCB footprint - Quad Flat Packages - Quad Flat Packages - PFB (S-PQFP-G48) PLASTIC QUAD FLATPACK
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ADS8422IPFBRG4 - Texas Instruments - 3D model - Quad Flat Packages - PFB (S-PQFP-G48) PLASTIC QUAD FLATPACK
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ADS8422IPFBRG4 Details

  • Manufacturer Part Number:

    ADS8422IPFBRG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFP

  • Package Description:

    TQFP-48

  • Pin Count:

    48

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    3A991.c.4

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog Input Voltage-Max:

    4.096 V

  • Analog Input Voltage-Min:

    -4.096 V

  • Conversion Time-Max:

    0.18 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQFP-G48

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Linearity Error-Max (EL):

    0.0092%

  • Moisture Sensitivity Level:

    2

  • Number of Analog In Channels:

    1

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    2S COMPLEMENT BINARY

  • Output Format:

    PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TFQFP

  • Package Equivalence Code:

    QFP48,.35SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    4 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    27 mA

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    NOT SPECIFIED

  • Width:

    7 mm

ADS8422IPFBRG4 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a layout guide and PCB design recommendations in the ADS8422 datasheet and application notes. It's essential to follow these guidelines to minimize noise and ensure optimal performance. Additionally, using a 4-layer PCB with a solid ground plane and separating analog and digital signals can help reduce noise and interference.
  • The ADS8422IPFBRG4 has an internal calibration circuit that can be used to calibrate the device. The calibration process involves applying a known input voltage and adjusting the internal calibration registers to achieve the desired accuracy. Texas Instruments provides a calibration procedure in the datasheet and application notes. It's recommended to follow this procedure to achieve the best possible accuracy.
  • The maximum sampling rate of the ADS8422IPFBRG4 is 1 MSPS. However, the actual sampling rate that can be achieved depends on the system clock frequency, SPI clock frequency, and the number of channels being converted. Increasing the sampling rate will increase the power consumption of the device. It's recommended to consult the datasheet and application notes for more information on the relationship between sampling rate and power consumption.
  • The ADS8422IPFBRG4 outputs 16-bit digital data in a binary two's complement format. The output data can be handled using a microcontroller or FPGA. The device also provides a SPI interface for communicating with the microcontroller or FPGA. It's recommended to consult the datasheet and application notes for more information on the output data format and how to handle it.
  • The ADS8422IPFBRG4 is sensitive to temperature variations, which can affect its performance. The device has a specified operating temperature range of -40°C to 125°C. Temperature variations can cause changes in the offset, gain, and linearity of the device. To compensate for temperature variations, it's recommended to use temperature sensors and calibration techniques to adjust the device's performance. Texas Instruments provides more information on temperature compensation in the datasheet and application notes.

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ADS8422IPFBRG4 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like ADS84, or try a keyword search, such as Analog to Digital Converters

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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ADS8422IPFBRG4 Alternates

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Part Image ADS8422IPFBR Texas Instruments

ADC, Successive Approximation, 16-Bit, 1 Func, 1 Channel, Parallel, 8 Bits, Parallel, Word Access, Bipolar, PQFP48
Part Image ADS8422IPFBT Texas Instruments

ADC, Successive Approximation, 16-Bit, 1 Func, 1 Channel, Parallel, 8 Bits, Parallel, Word Access, Bipolar, PQFP48