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AD7740YRMZ-REEL7 MSOP8

Specifications

SKU: 9272508

BUY AD7740YRMZ-REEL7 MSOP8 https://www.utsource.net/itm/p/9272508.html

Parameter Description Min Typ Max Unit
Supply Voltage (VDD) Operating supply voltage 2.7 - 5.25 V
Supply Current Quiescent supply current - 150 - μA
Input Voltage Range Analog input voltage range 0 - VREF V
Common-Mode Rejection Ratio (CMRR) Common-mode rejection ratio - 95 - dB
Power-Down Mode Supply current in power-down mode - 0.5 - μA
Output Data Rate Adjustable output data rate 0.1 - 6400 SPS (samples per second)
Resolution Effective resolution - 24 - bits
Integral Nonlinearity (INL) Linearity error over full scale - ±1 - LSB
Differential Nonlinearity (DNL) Step size variation - ±1 - LSB
Temperature Range Operating temperature range -40 - 125 °C
Package Type Type of package - MSOP-8 - -

Instructions for Using AD7740YRMZ-REEL7 MSOP8:

  1. Power Supply:

    • Ensure the supply voltage (VDD) is within the range of 2.7V to 5.25V.
    • Connect a decoupling capacitor (0.1μF) close to the VDD pin to filter out noise.
  2. Analog Input:

    • The analog input voltage should be between 0V and the reference voltage (VREF).
    • Use appropriate signal conditioning circuits if the input signal is outside this range.
  3. Output Data Rate:

    • Configure the output data rate using the control register. The adjustable range is from 0.1 SPS to 6400 SPS.
    • Higher data rates may require more power and can affect noise performance.
  4. Power-Down Mode:

    • To reduce power consumption, enter power-down mode by setting the appropriate bit in the control register.
    • In power-down mode, the supply current drops to approximately 0.5μA.
  5. Temperature Considerations:

    • The device operates over a temperature range of -40°C to 125°C.
    • Ensure the operating environment does not exceed these limits to avoid damage or reduced performance.
  6. Package Handling:

    • Handle the MSOP-8 package with care to avoid damage to the pins.
    • Follow standard ESD (Electrostatic Discharge) precautions when handling the device.
  7. Reference Voltage:

    • The reference voltage (VREF) can be either an internal reference or an external reference.
    • For internal reference, ensure it is properly configured in the control register.
  8. Communication Interface:

    • The device supports SPI (Serial Peripheral Interface) communication.
    • Ensure the SPI clock (SCLK), data in (DIN), data out (DOUT), and chip select (CS) lines are correctly connected and configured.
  9. Calibration:

    • Perform system calibration if required to achieve optimal performance.
    • Calibration can be done using the built-in self-calibration feature or external calibration methods.
  10. Noise Considerations:

    • To minimize noise, use shielded cables for analog signals and place the ADC as close as possible to the signal source.
    • Ground the analog and digital sections separately to reduce interference.

By following these instructions, you can ensure optimal performance and reliability of the AD7740YRMZ-REEL7 MSOP8.

(For reference only)

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