BUY YMF825-E https://www.utsource.net/itm/p/12609148.html
| Parameter | Description |
|---|---|
| Part Number | YMF825-E |
| Type | Audio Codec IC |
| Package Type | SSOP-28 (Shrink Small Outline Package) |
| Operating Voltage | 1.6V to 3.6V |
| Sampling Rate | Up to 48 kHz |
| Signal-to-Noise Ratio (SNR) | 90 dB typical for analog input/output |
| Power Consumption | Low power, typically < 20 mW in active mode |
| Interface | I2C and SPI compatible |
| Channels | Stereo input/output |
| Temperature Range | -40°C to +85°C |
| Applications | Portable audio devices, voice recorders, smart speakers |
Power Supply Configuration: Ensure the supply voltage is within the specified range of 1.6V to 3.6V. Use appropriate decoupling capacitors close to the power pins to minimize noise.
Clock Configuration: The device supports an external crystal or clock input. Configure the clock source as per the application requirement.
Interface Setup: Initialize the I2C or SPI interface based on the system design. Refer to the datasheet for specific command sequences required for initialization.
Audio Path Setup: Set up the ADC and DAC paths according to the desired configuration using the provided registers. Adjust gain settings for optimal signal levels.
Power Management: Utilize the low-power modes when the codec is not actively processing audio to extend battery life in portable applications.
Testing and Validation: After setup, test the audio quality and functionality with various input sources to ensure proper operation. Monitor power consumption and adjust settings as necessary for efficiency.
Layout Considerations: Maintain good PCB layout practices, especially for the analog sections. Keep analog and digital grounds separate and connect them at a single point near the codec ground pin.
For detailed register maps and advanced configurations, refer to the full datasheet available from the manufacturer.
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