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Specifications
SKU: 4348442
| Parameter | Symbol | Min | Typ | Max | Unit | Description |
|---|---|---|---|---|---|---|
| Supply Voltage | VDD | 2.7 | - | 5.5 | V | Operating supply voltage range |
| Digital Interface Supply | VDDIO | 1.6 | - | 3.6 | V | Digital interface supply voltage |
| Power Consumption | IDD | - | 150 | - | μA | Quiescent current (no audio playing) |
| SNR (A-Weighted) | SNR | - | 100 | - | dB | Signal-to-noise ratio |
| THD+N | THD+N | - | 0.01 | - | % | Total harmonic distortion plus noise |
| Output Voltage Swing | VOS | - | 2.8 | - | Vpp | Maximum output voltage swing (into 32Ω load) |
| Output Current | IOUT | - | 10 | - | mA | Maximum continuous output current |
| Input Sensitivity | VIN | - | 0.5 | - | Vpp | Input sensitivity for full-scale output |
| Operating Temperature | Toper | -40 | - | 85 | °C | Operating temperature range |
| Storage Temperature | Tstg | -65 | - | 150 | °C | Storage temperature range |
Instructions for Using CS4272-CZ
Power Supply Connections:
- Connect the VDD pin to the power supply within the specified range (2.7V to 5.5V).
- Connect the VDDIO pin to the digital interface supply within the specified range (1.6V to 3.6V).
- Ensure proper decoupling capacitors are placed close to the VDD and VDDIO pins to stabilize the power supply.
Digital Interface Configuration:
- Configure the digital interface settings using the I2C or SPI protocol.
- Set the sample rate, bit depth, and other parameters according to the system requirements.
Audio Input and Output:
- Connect the audio input signals to the appropriate input pins.
- Connect the audio output signals to the speaker or headphone load.
- Ensure the output voltage swing is within the specified limits to avoid distortion.
Thermal Management:
- Place the device in an area with adequate airflow to prevent overheating.
- If necessary, use a heatsink or thermal pad to improve heat dissipation.
Software Initialization:
- Initialize the device by writing to the control registers via the I2C or SPI interface.
- Verify the configuration settings using the status registers.
Testing and Validation:
- Test the device with known audio signals to ensure proper operation.
- Monitor the power consumption and temperature to ensure they remain within safe limits.
Handling and Storage:
- Handle the device with care to avoid static damage.
- Store the device in a dry, cool place within the specified storage temperature range.
Inquiry - CS4272-CZ
