Specifications
SKU: 9272508
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:
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.
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.
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.
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.
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.
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.
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.
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.
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.
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)Inquiry - AD7740YRMZ-REEL7 MSOP8