Details

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BUY PCM1702 original https://www.utsource.net/itm/p/12608757.html

Parameter	Description	Value
Power Supply Voltage	Operating voltage range for the device	4.75V to 5.25V
Analog Output Voltage	Maximum output voltage (differential)	2.8Vrms
Signal-to-Noise Ratio	SNR at 1kHz, A-weighted	107dB
Total Harmonic Distortion + Noise	THD+N at 1kHz, -60dBu input	0.001%
Dynamic Range	Dynamic range at 1kHz, A-weighted	107dB
Sampling Frequency	Supported sampling rates	32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz
Channel Configuration	Number of channels	2 (stereo)
Interface Type	Digital audio interface	I2S, Left-justified, Right-justified
Output Type	Analog output type	Differential
Operating Temperature	Temperature range for operation	-40掳C to 85掳C
Storage Temperature	Temperature range for storage	-65掳C to 150掳C
Package Type	Package style	TSSOP-28
Quiescent Current	Typical current consumption when idle	150mA

Instructions for Use:

1. Power Supply:

   • Ensure the power supply voltage is within the specified range (4.75V to 5.25V).
   • Use a stable and clean power source to avoid noise and distortion.

2. Digital Input:

   • Connect the digital audio input signals to the appropriate pins (BCLK, LRCK, SDIN) based on the selected interface type (I2S, Left-justified, Right-justified).
   • Ensure the digital input signals are synchronized and within the supported sampling frequency range.

3. Analog Output:

   • Connect the differential analog output pins (OUTL+, OUTL-, OUTR+, OUTR-) to your analog processing or amplification circuit.
   • Use appropriate filtering and decoupling capacitors to improve signal quality and reduce noise.

4. Configuration:

   • Set the configuration bits (if applicable) using the control pins (CS, SCLK, SDIN) to select the desired operating mode (e.g., I2S, Left-justified, Right-justified).

5. Thermal Management:

   • Ensure adequate heat dissipation by providing a good thermal path to the PCB or heatsink.
   • Avoid operating the device in environments with extreme temperatures.

6. Testing:

   • After assembly, test the device with known good digital audio signals to verify proper operation.
   • Measure the analog output to ensure it meets the expected performance specifications.

7. Storage:

   • Store the device in a dry, cool environment to prevent damage from moisture and temperature extremes.

By following these instructions, you can ensure optimal performance and reliability of the PCM1702 ORIGINAL DAC.

(For reference only)