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AD7944BCPZ-RL7 - Analog Devices

Description: 15.5 mW ADC

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AD7944BCPZ-RL7 - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - AD7944BCPZ-RL7
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AD7944BCPZ-RL7 Details

  • Manufacturer Part Number:

    AD7944BCPZ-RL7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    4 X 4 MM, ROHS COMPLIANT, MO-220VGGD-1, LFCSP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    CP-20-10

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5.1 V

  • Conversion Time-Max:

    0.42 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-XQCC-N20

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Linearity Error-Max (EL):

    0.0061%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    1

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC20,.16SQ,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:

    2.5 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    2.5 mA

  • Supply Voltage-Nom:

    2.5 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:

    4 mm

AD7944BCPZ-RL7 Frequently Asked Questions (FAQs)

  • The recommended layout and routing for the AD7944BCPZ-RL7 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the analog input traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog power plane and a dedicated digital power plane. The datasheet provides a recommended layout and routing diagram, but it's also recommended to consult with Analog Devices' application notes and layout guidelines for more detailed information.
  • The AD7944BCPZ-RL7 has an internal calibration circuit that can be used to calibrate the device. The calibration process involves applying a known input voltage to the device and then using the CAL pin to initiate the calibration sequence. The device will then adjust its internal gain and offset to achieve the highest accuracy. It's recommended to consult the datasheet and application notes for more detailed information on the calibration process and to ensure that the calibration is done correctly.
  • The maximum sampling rate of the AD7944BCPZ-RL7 is 250 kSPS. However, the actual sampling rate that can be achieved may be limited by the system's clock frequency, the input signal bandwidth, and the device's settling time. It's recommended to consult the datasheet and application notes for more detailed information on the sampling rate and to ensure that the system is designed to meet the required sampling rate.
  • The AD7944BCPZ-RL7 outputs digital data in a 16-bit twos-complement format. The digital output data can be handled using a microcontroller or a digital signal processor. The data can be read using a serial interface such as SPI or I2C, and then processed and stored as required. It's recommended to consult the datasheet and application notes for more detailed information on the digital output data format and handling.
  • The power consumption of the AD7944BCPZ-RL7 is typically around 15 mW at a supply voltage of 3.3 V. The power consumption can be reduced by using a lower supply voltage, reducing the clock frequency, and using the device's power-down mode when not in use. Additionally, the device has a low-power mode that can be used to reduce the power consumption further. It's recommended to consult the datasheet and application notes for more detailed information on power consumption and power-saving techniques.

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AD7944BCPZ-RL7 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 AD7944BCPZ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial Access