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ADS4145IRGZT - Texas Instruments

Description: 14-Bit, 125-MSPS Analog-to-Digital Converter (ADC)

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ADS4145IRGZT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - ADS4145IRGZT-1
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ADS4145IRGZT - Texas Instruments  - 3D model - Quad Flat No-Lead - ADS4145IRGZT-1
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ADS4145IRGZT Details

  • Manufacturer Part Number:

    ADS4145IRGZT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    HVQCCN-48

  • Pin Count:

    48

  • ECCN Code:

    3A991.C.3

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    Peak-to-peak input voltage range(V) : 2

  • Analog Input Voltage-Max:

    2 V

  • Analog Input Voltage-Min:

    -2 V

  • Converter Type:

    ADC, PROPRIETARY METHOD

  • JESD-30 Code:

    S-PQCC-N48

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Linearity Error-Max (EL):

    0.0275%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    1

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • 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:

    LCC48,.27SQ,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:

    125 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    75 mA

  • Supply Voltage-Nom:

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    7 mm

ADS4145IRGZT Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply the analog supply voltage (AVDD) first, followed by the digital supply voltage (DVDD) and then the clock signal. This ensures proper initialization of the device.
  • To optimize performance, ensure that the analog input signals are properly terminated, use a low-noise power supply, and minimize digital noise coupling into the analog circuitry. Additionally, use a high-quality clock source and ensure proper PCB layout and grounding techniques.
  • The maximum input signal amplitude that the ADS4145 can handle is 2.5Vpp differential, which is equivalent to 1.25Vpp single-ended. Exceeding this amplitude may result in signal distortion and reduced performance.
  • The ADS4145 has a programmable gain amplifier (PGA) that can be configured for different gain settings using the SPI interface. The gain can be set to 1, 2, 4, or 8, and the PGA can be bypassed for a gain of 1. Consult the datasheet for the specific register settings required for each gain setting.
  • The latency of the ADS4145 is approximately 12 clock cycles, which translates to around 240ns at a clock frequency of 50MHz. This latency should be considered when designing systems that require real-time processing or have strict timing constraints.

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ADS4145IRGZT 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 ADS4145IRGZR Texas Instruments

ADC, Proprietary Method, 14-Bit, 1 Func, 1 Channel, Parallel, Word Access, CMOS, PQCC48

Part Image ADS4145IRGZ25 Texas Instruments

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