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ADS7809U - Texas Instruments

Description: 16-Bit 10us Serial CMOS Sampling Analog-to-Digital Converter

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PCB Footprints
ADS7809U - Texas Instruments PCB footprint - Other - Other - SOIC127P1030X265-20N
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ADS7809U - Texas Instruments  - 3D model - Other - SOIC127P1030X265-20N
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ADS7809U Details

  • Manufacturer Part Number:

    ADS7809U

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Input Voltage-Max:

    5.25 V

  • Analog Input Voltage-Min:

    4.75 V

  • Conversion Time-Max:

    8 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Linearity Error-Max (EL):

    0.0046%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    1

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.5 mm

ADS7809U Frequently Asked Questions (FAQs)

  • The recommended input impedance for the ADS7809U is 1 kΩ to 10 kΩ. This ensures proper signal attenuation and prevents signal reflections.
  • The ADS7809U outputs data in a 16-bit, two's complement format. The most significant bit (MSB) is the sign bit, and the remaining 15 bits represent the magnitude of the signal.
  • The REFOUT pin provides a buffered reference voltage output that can be used as a reference for other devices in the system. It is internally connected to the internal reference voltage generator.
  • Yes, the ADS7809U can be used in a multiplexed configuration. However, it is essential to ensure that the multiplexer is properly synchronized with the ADC's conversion cycle to avoid signal distortion.
  • To minimize noise and interference, use proper PCB layout techniques, such as separating analog and digital grounds, using a solid ground plane, and shielding the ADC from nearby noise sources.

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ADS7809U Overview

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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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Part Image ADS7809UE4 Texas Instruments

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Part Image ADS7809U/1KE4 Texas Instruments

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Part Image ADS7809UG4 Texas Instruments

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For a full list of alternate parts for ADS7809U, check out Findchips.com