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LTC2485IDD#PBF - Analog Devices

Description: ADC 24-bit Delta-Sigma Serial DFN10 EP Linear Technology LTC2485IDD#PBF, 24 bit Serial ADC, Differential Input, 10-Pin DFN

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LTC2485IDD#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2485IDD#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - 10-Lead (3mm × 3mm) Plastic DFN_+
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LTC2485IDD#PBF - Analog Devices - 3D model - Small Outline No-lead - 10-Lead (3mm × 3mm) Plastic DFN_+
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LTC2485IDD#PBF Details

  • Manufacturer Part Number:

    LTC2485IDD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    05-08-1699

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    1.25 V

  • Analog Input Voltage-Min:

    -1.25 V

  • Conversion Time-Max:

    163500 µs

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    R-PDSO-N10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Linearity Error-Max (EL):

    0.001%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    1

  • Number of Bits:

    24

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC10,.12,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.0000075 MHz

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    0.25 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LTC2485IDD#PBF Frequently Asked Questions (FAQs)

  • The datasheet provides some guidelines, but a good rule of thumb is to keep the analog and digital grounds separate, use a solid ground plane, and place the ADC close to the analog signal sources. Also, use a low-ESR capacitor for the VCC pin and a 0.1uF capacitor for the REFIN pin.
  • The LTC2485IDD#PBF has an internal calibration mechanism, but you may need to perform an external calibration depending on your application. You can use the CAL pin to calibrate the ADC. Refer to the datasheet for the calibration procedure and consider using an external calibration voltage source for high-accuracy applications.
  • The maximum sampling rate of the LTC2485IDD#PBF is 1.5Msps. However, the power consumption increases with the sampling rate. At 1.5Msps, the typical power consumption is around 35mW. You can reduce the power consumption by reducing the sampling rate or using the power-down mode.
  • The LTC2485IDD#PBF outputs 24-bit digital data in a serial format. You can use a microcontroller or an FPGA to receive and process the data. The output data is in a two's complement format, and you can use the datasheet to understand the bit ordering and formatting.
  • A good power supply decoupling is crucial for the LTC2485IDD#PBF. Use a low-ESR capacitor (e.g., 10uF) for the VCC pin and a 0.1uF capacitor for the AVCC pin. This helps to reduce noise and ensure accurate readings. A poorly decoupled power supply can lead to increased noise and reduced ADC performance.

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LTC2485IDD#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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