Details

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BUY CS4272-CZZ https://www.utsource.net/itm/p/12605935.html

Parameter	Description	Value
Device	Audio Codec IC	CS4272-CZZ
Supply Voltage (VDD)	Operating Supply Voltage Range	2.7 V to 3.6 V
Analog Inputs	Number of Stereo Line Inputs	2
Digital Inputs	I2S/TDM Digital Audio Inputs	2
Analog Outputs	Number of Stereo Line Outputs	2
Digital Outputs	I2S/TDM Digital Audio Outputs	2
Sample Rate	Supported Sample Rates	8 kHz to 192 kHz
SNR (Signal-to-Noise Ratio)	Analog Input SNR (A-Weighted)	105 dB
THD+N (Total Harmonic Distortion + Noise)	Analog Output THD+N (A-Weighted) at 1 kHz	-95 dB
Power Consumption	Active Mode Power Consumption (Typical)	60 mW
Standby Power	Standby Mode Power Consumption	1 渭W
Operating Temperature	Industrial Temperature Range	-40掳C to 85掳C
Package	Package Type	48-pin TQFP
Dimensions	Package Dimensions	7 mm x 7 mm

Instructions for Use

1. Power Supply:

   • Ensure the supply voltage is within the specified range (2.7 V to 3.6 V).
   • Use a stable power supply to avoid noise and instability.

2. Pin Configuration:

   • Refer to the pin configuration diagram in the datasheet for correct pin connections.
   • Connect all necessary pins, including power, ground, and signal lines.

3. Analog Inputs:

   • Connect the analog input signals to the appropriate input pins.
   • Use external filters if necessary to reduce noise.

4. Digital Inputs:

   • Configure the I2S/TDM digital inputs according to the system requirements.
   • Set the appropriate I2C/SPI control registers for digital input settings.

5. Analog Outputs:

   • Connect the analog output signals to the desired audio devices.
   • Use external amplifiers if required to drive speakers or headphones.

6. Digital Outputs:

   • Configure the I2S/TDM digital outputs as needed.
   • Ensure proper synchronization with the receiving device.

7. Configuration:

   • Use the I2C or SPI interface to configure the codec settings.
   • Refer to the register map in the datasheet for detailed configuration options.

8. Software Initialization:

   • Initialize the codec using the provided software library or custom code.
   • Set up the sample rate, bit depth, and other parameters as required.

9. Testing:

   • Test the codec with known audio signals to ensure proper functionality.
   • Monitor the output quality and adjust settings as needed.

10. Thermal Management:

    • Ensure adequate cooling if operating at high power levels.
    • Avoid exceeding the maximum operating temperature.

11. Storage and Handling:

    • Store the device in a dry, cool environment.
    • Handle with care to avoid static discharge and physical damage.

(For reference only)