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ADS7841EIDBQRQ1 - Texas Instruments

Description: Automotive 12-bit 4-channel serial output sampling analog-to-digital converter (ADC)

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ADS7841EIDBQRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBQ0016A
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ADS7841EIDBQRQ1 - Texas Instruments  - 3D model - Small Outline Packages - DBQ0016A
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ADS7841EIDBQRQ1 Details

  • Manufacturer Part Number:

    ADS7841EIDBQRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Analog Input Voltage-Max:

    5.25 V

  • Conversion Time-Max:

    3.75 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Linearity Error-Max (EL):

    0.0488%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    4

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.2 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

ADS7841EIDBQRQ1 Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by VREF, and then the analog input signal. This ensures proper operation and prevents damage to the device.
  • To optimize the ADC's performance, consider the following: choose the correct gain setting, adjust the sampling rate, and optimize the analog input signal's bandwidth and amplitude. Additionally, ensure proper PCB layout and decoupling to minimize noise and interference.
  • The maximum sampling rate of the ADS7841 is 200 kHz. However, the actual achievable sampling rate may be limited by the system's clock frequency, analog input signal bandwidth, and other system-level factors.
  • The ADS7841 outputs 12-bit digital data in a serial format. To handle this data, use a microcontroller or FPGA to receive and process the data. Ensure proper synchronization and data formatting to avoid errors.
  • The VREF pin sets the reference voltage for the ADC. Connect a stable voltage source (typically 2.5V or 3.3V) to the VREF pin to set the full-scale range of the ADC. Ensure the VREF voltage is stable and noise-free to maintain accurate conversions.

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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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