Details

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BUY CS4392-KZZR https://www.utsource.net/itm/p/6374413.html
IC DAC/AUDIO 24BIT 192K 20TSSOP

Parameter	Description	Value
Part Number	Device Part Number	CS4392-KZZR
Function	24-Bit Stereo Audio DAC with I2S and S/PDIF Interfaces	-
Resolution	Digital-to-Analog Conversion Resolution	24 bits
Sampling Rate	Supported Sampling Rates	8 kHz to 192 kHz
Signal-to-Noise Ratio (SNR)	SNR for Analog Output (A-Weighted)	110 dB
Total Harmonic Distortion + Noise (THD+N)	THD+N for Analog Output (A-Weighted)	-105 dB
Power Supply	Operating Voltage Range	2.7 V to 5.25 V
Current Consumption	Typical Current Consumption (Active Mode)	15 mA
Standby Current	Standby Current Consumption	1 μA
Package	Package Type	TSSOP-28
Operating Temperature	Operating Temperature Range	-40°C to 85°C
Interface	Digital Audio Interfaces	I2S, S/PDIF
Output Type	Analog Output Type	Differential
Output Level	Maximum Analog Output Level	2.0 Vrms
Control Interface	Control Interface	I2C or SPI

Instructions

1. Power Supply:

   • Ensure that the power supply voltage is within the specified range of 2.7 V to 5.25 V.
   • Use appropriate decoupling capacitors (typically 0.1 μF and 10 μF) close to the power pins to minimize noise.

2. Digital Audio Interface:

   • Configure the digital audio interface (I2S or S/PDIF) according to the system requirements.
   • Set the sampling rate and bit depth as needed using the control interface (I2C or SPI).

3. Analog Output:

   • Connect the differential analog outputs to the audio amplifier or headphones.
   • Ensure that the output level does not exceed the maximum of 2.0 Vrms to avoid distortion.

4. Control Interface:

   • Use the I2C or SPI interface to configure the device settings, such as volume control, mute, and digital filter settings.
   • Refer to the datasheet for specific register addresses and configuration details.

5. Standby Mode:

   • To enter standby mode, set the appropriate register bit via the control interface.
   • Standby mode reduces power consumption to 1 μA.

6. Thermal Management:

   • Ensure adequate heat dissipation if operating at high temperatures or high power levels.
   • Follow the recommended PCB layout guidelines for optimal thermal performance.

7. Electrostatic Discharge (ESD) Protection:

   • Handle the device with ESD precautions to prevent damage.
   • Use ESD protection diodes on input and output lines if required.

8. Testing and Debugging:

   • Use a known good signal source and measurement equipment to verify proper operation.
   • Check for correct configuration and connection of all interfaces and power supplies.

For detailed information, refer to the datasheet and application notes provided by the manufacturer.

(For reference only)