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ADS7861E - Texas Instruments

Description: Dual, 500kHz, 12-Bit, 2+2 Ch, Simultaneous Sampling Analog-To-Digital Converter

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ADS7861E - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBQ(R-PDSO-G24)
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ADS7861E Details

  • Manufacturer Part Number:

    ADS7861E

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Package Description:

    SSOP-24

  • Pin Count:

    24

  • 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:

    1.625 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e4

  • Length:

    8.65 mm

  • Linearity Error-Max (EL):

    0.0488%

  • Moisture Sensitivity Level:

    2

  • Number of Analog In Channels:

    4

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • 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:

    SSOP

  • Package Equivalence Code:

    SSOP24,.24

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.5 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Min:

    4.75 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

ADS7861E Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD (analog supply) first, followed by VCC (digital supply), and then the clock signal. This ensures proper initialization of the device.
  • To optimize the analog input impedance, use a low-impedance source, such as a buffer amplifier, and keep the input traces as short as possible. Additionally, use a capacitor (e.g., 10nF) in parallel with the input resistor to filter out high-frequency noise.
  • The maximum sampling rate for the ADS7861E is 250 kSPS (kilosamples per second) for a single channel, and 125 kSPS for multiple channels.
  • The ADS7861E outputs 12-bit data in a serial format. You can use a microcontroller or FPGA to receive and process the data. Make sure to synchronize the data reception with the clock signal and use a suitable data format (e.g., SPI or I2C).
  • The REF pin is used to connect an external reference voltage (VREF) to the ADS7861E. This allows the device to scale the analog input voltage to the desired range. Typically, VREF is set to 2.5V or 5V, depending on the application requirements.

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ADS7861E 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 ADS7861E/2K5 Texas Instruments

ADC, Successive Approximation, 12-Bit, 1 Func, 4 Channel, Serial Access, CMOS, PDSO24

Part Image ADS7861EB/2K5G4 Texas Instruments

ADC, Successive Approximation, 12-Bit, 1 Func, 4 Channel, Serial Access, CMOS, PDSO24

Part Image ADS7861E Burr-Brown Corp

ADC, Successive Approximation, 12-Bit, 2 Func, 2 Channel, Serial Access, CMOS, PDSO24

Part Image ADS7861EB Burr-Brown Corp

ADC, Successive Approximation, 12-Bit, 1 Func, 4 Channel, Serial Access, CMOS, PDSO24

Part Image ADS7861EG4 Texas Instruments

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