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LTC2140IUP-12#PBF - Analog Devices

Description: 12-Bit, 25Msps Low Power Dual ADCs

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LTC2140IUP-12#PBF - Analog Devices - PCB symbol
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LTC2140IUP-12#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UP Package 64-Lead Plastic QFN (9mm × 9mm)
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LTC2140IUP-12#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UP Package 64-Lead Plastic QFN (9mm × 9mm)
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LTC2140IUP-12#PBF Details

  • Manufacturer Part Number:

    LTC2140IUP-12#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    9 X 9 MM, LEAD FREE, PLASTIC, MO-220WNJR-5, QFN-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    05-08-1705

  • Country Of Origin:

    Thailand

  • 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:

    0.7 V

  • Converter Type:

    ADC, PROPRIETARY METHOD

  • JESD-30 Code:

    S-PQCC-N64

  • JESD-609 Code:

    e3

  • Length:

    9 mm

  • Linearity Error-Max (EL):

    0.022%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    2

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    OFFSET BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC64,.35SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    25 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    32 mA

  • Supply Voltage-Nom:

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    9 mm

LTC2140IUP-12#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2140IUP-12 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the input traces to reduce noise and parasitic inductance. A 4-layer PCB with a dedicated analog ground layer is recommended.
  • The LTC2140IUP-12 requires a clean and stable power supply. Use a low-ESR capacitor (e.g., 0.1uF ceramic) between the VCC and GND pins, and a 10uF capacitor between the VCC and AVCC pins. Additionally, use a separate analog power supply or a well-regulated switching power supply to minimize noise and ripple.
  • The maximum clock frequency for the LTC2140IUP-12 is 100MHz. However, the actual clock frequency may be limited by the specific application and the quality of the clock signal. It's recommended to use a high-quality clock source and to follow the clock signal integrity guidelines in the datasheet.
  • To optimize the performance of the LTC2140IUP-12 in a high-temperature environment, ensure good thermal management by providing adequate heat sinking and airflow. Use a thermally conductive material (e.g., thermal tape or thermal grease) to improve heat transfer between the device and the heat sink. Additionally, consider using a temperature-compensated voltage reference and ensuring that the device is operated within its specified temperature range.
  • The clock input of the LTC2140IUP-12 should be driven with a low-skew, low-jitter clock signal. A differential clock signal is recommended, with a peak-to-peak amplitude of 1.4V to 2.4V. The clock signal should be terminated with a 50Ω resistor to match the impedance of the clock input.

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LTC2140IUP-12#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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Part Image LTC2140IUP-12#PBF Linear Technology

ADC, Proprietary Method, 12-Bit, 1 Func, 2 Channel, Parallel, Word Access, CMOS, PQCC64