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ADS7851IRTET - Texas Instruments

Description: Dual Channel Dual ADC SAR 1.5Msps 14-bit Serial 16-Pin WQFN EP T/R

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ADS7851IRTET - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTE  (S-PWQFN-N16)_2020
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ADS7851IRTET - Texas Instruments  - 3D model - Quad Flat No-Lead - RTE  (S-PWQFN-N16)_2020
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ADS7851IRTET Details

  • Manufacturer Part Number:

    ADS7851IRTET

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    HVQCCN-16

  • Pin Count:

    16

  • 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:

    4.99 V

  • Conversion Time-Max:

    666.7 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQCC-N16

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Linearity Error-Max (EL):

    0.0122%

  • Moisture Sensitivity Level:

    2

  • Number of Analog In Channels:

    2

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    2S COMPLEMENT BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    1.5 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    12 mA

  • Supply Voltage-Min:

    1.65 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

ADS7851IRTET Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VREF, and then the clock signal. This ensures proper initialization of the device.
  • The BUSY signal goes high during conversion and remains high until the conversion is complete. The host should wait for BUSY to go low before accessing the data.
  • The maximum clock frequency is 2 MHz, but it's recommended to use a clock frequency of 1 MHz or less to ensure reliable operation.
  • The ADS7851 has an internal calibration circuit that can be used to calibrate the device. The calibration process involves writing specific values to the calibration registers and then reading back the calibrated values.
  • The ADS7851's performance is affected by temperature, with changes in offset, gain, and linearity. The device is specified to operate over a temperature range of -40°C to 125°C, and the user should consider temperature compensation or calibration to achieve optimal performance.

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ADS7851IRTET 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 ADS7851IRTER Texas Instruments

ADC, Successive Approximation, 14-Bit, 1 Func, 2 Channel, Serial Access, PQCC16