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AD7678ACPZ - Analog Devices

Description: 18 Bit Analog to Digital Converter 1 Input 1 SAR 48-LFCSP-VQ (7x7) ,5V ,-40°C ~ 85°C ,48-LFCSP-VQ (7x7)

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AD7678ACPZ - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - CP-48-4
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AD7678ACPZ - Analog Devices  - 3D model - Quad Flat No-Lead - CP-48-4
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AD7678ACPZ Details

  • Manufacturer Part Number:

    AD7678ACPZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    LFCSP-48

  • Pin Count:

    48

  • Manufacturer Package Code:

    CP-48-4

  • Country Of Origin:

    Singapore

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog Input Voltage-Max:

    4.096 V

  • Analog Input Voltage-Min:

    -4.096 V

  • Conversion Time-Max:

    1.5 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-XQCC-N48

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Linearity Error-Max (EL):

    0.001%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    1

  • Number of Bits:

    18

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1 mm

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    7 mm

AD7678ACPZ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to power up VDD first, followed by VIO, and then the clock signal. This ensures that the internal voltage regulators are powered up correctly and the device is properly initialized.
  • To optimize performance, ensure that the analog input signals are properly filtered and buffered, and that the device is operated within its recommended operating conditions. Additionally, use a low-noise power supply, and consider using a separate analog and digital ground plane to reduce noise coupling.
  • The maximum sampling rate of the AD7678 is 1 MSPS, but this can be limited by the clock frequency, analog input bandwidth, and the settling time of the internal amplifiers. Consult the datasheet for specific guidelines on achieving the maximum sampling rate.
  • The AD7678 has internal overvoltage protection on the analog input pins, but it's still recommended to use external protection circuitry, such as clamping diodes or resistors, to prevent damage from excessive voltage levels.
  • To minimize noise and coupling, use a star-ground configuration, keep analog and digital signals separate, and use short, direct traces for the clock and data signals. Consult the datasheet and application notes for specific layout and routing guidelines.

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AD7678ACPZ 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 AD7678ACP Analog Devices Inc

ADC, Successive Approximation, 18-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, QCC48

Part Image AD7678ACPZRL Analog Devices Inc

ADC, Successive Approximation, 18-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, QCC48