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LTC2348HLX-18#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC2348HLX-18#PBF - ADC, OCTAL, 18BIT, 200KSPS, SPI, LQFP-48

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LTC2348HLX-18#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2348HLX-18#PBF - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - 48-Lead (7mm x 7mm) LQFP
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LTC2348HLX-18#PBF - Analog Devices - 3D model - Quad Flat Packages - 48-Lead (7mm x 7mm) LQFP
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LTC2348HLX-18#PBF Details

  • Manufacturer Part Number:

    LTC2348HLX-18#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LQFP-48

  • Pin Count:

    48

  • Manufacturer Package Code:

    05-08-1760

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    12.5 V

  • Analog Input Voltage-Min:

    -12.5 V

  • Conversion Time-Max:

    0.55 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQFP-G48

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Linearity Error-Max (EL):

    0.0015%

  • Moisture Sensitivity Level:

    3

  • Negative Supply Voltage-Nom:

    -15 V

  • Number of Analog In Channels:

    8

  • Number of Bits:

    18

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP48,.28SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    0.2 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1.6 mm

  • Supply Current-Max:

    4.5 mA

  • Supply Voltage-Nom:

    15 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    7 mm

LTC2348HLX-18#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2348 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing noise coupling between the analog and digital sections. A 4-layer PCB with a dedicated analog ground layer is recommended. Additionally, the datasheet provides a recommended PCB layout and land pattern that should be followed.
  • To ensure accurate voltage measurements, it's essential to use a low-impedance source, such as a voltage divider, to drive the input pins. The input pins should also be properly terminated to prevent ringing and oscillations. Additionally, the datasheet provides guidelines for input filtering and shielding to minimize noise and interference.
  • The maximum sampling rate of the LTC2348 is 1.5Msps (Mega Samples Per Second). However, the actual sampling rate may be limited by the system's clock frequency, the input signal bandwidth, and the desired signal-to-noise ratio (SNR). The datasheet provides more information on the sampling rate and its limitations.
  • The LTC2348's internal registers can be programmed using a serial interface, such as SPI or I2C. The datasheet provides a detailed description of the register map, including the address, format, and functionality of each register. Additionally, Analog Devices provides software development kits (SDKs) and evaluation boards that can be used to program and evaluate the device.
  • The power consumption of the LTC2348 depends on the operating mode, sampling rate, and input voltage. In normal operation, the device typically consumes around 35mW of power. However, in low-power mode, the power consumption can be reduced to around 1.5mW. The datasheet provides more information on the power consumption and power-down modes.

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LTC2348HLX-18#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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