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ADS1285IRHBT - Texas Instruments

Description: Analog to Digital Converters - ADC 32-bit high-resolution two-channel delta-sigma ADC for seismic and geospace exploration

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ADS1285IRHBT - Texas Instruments - PCB symbol
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PCB Footprints
ADS1285IRHBT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHB0032E
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3D Models
ADS1285IRHBT - Texas Instruments - 3D model - Quad Flat No-Lead - RHB0032E
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ADS1285IRHBT Details

  • Manufacturer Part Number:

    ADS1285IRHBT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Input Voltage-Max:

    2.5 V

  • Analog Input Voltage-Min:

    -2.5 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Analog In Channels:

    2

  • Number of Bits:

    32

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • 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:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    0.004 MHz

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    1.85 mA

  • Supply Voltage-Min:

    1.65 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    5 mm

ADS1285IRHBT Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and placing the ADS1285IRHBT close to the analog signal sources to minimize noise. Additionally, decoupling capacitors should be placed as close as possible to the device's power pins.
  • Optimizing the ADC's performance requires careful consideration of the input signal, clock frequency, and gain settings. TI provides an ADC Performance Calculator tool to help engineers optimize the ADS1285IRHBT's performance for their specific application.
  • The ADS1285IRHBT can handle input voltages up to ±VREF (±5V for the ADS1285IRHBT), but it's recommended to keep the input voltage within ±VREF/2 to ensure accurate conversions.
  • To minimize EMI and RFI, use a shielded enclosure, keep the analog signal paths short, and use a common-mode filter or a ferrite bead on the analog input lines. Additionally, ensure that the PCB layout is designed to minimize radiation and coupling.
  • The recommended clock frequency for the ADS1285IRHBT is between 1 MHz and 4 MHz, depending on the desired conversion rate and noise performance. A higher clock frequency can improve conversion speed but may also increase noise and power consumption.

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ADS1285IRHBT Overview

Use the download button to access the ADS1285IRHBT schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like ADS12, 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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