PCM1798DBRG4

PCM1798DBRG4

Category: Available (Qty:9999999)
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Description

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Parameter Description Conditions Min Typ Max Unit
Power Supply Voltage Operating voltage range for the device 2.7 5.25 V
Analog Output Voltage Differential output voltage RL = 10kΩ ±2.5 ±2.5 V
Signal-to-Noise Ratio Ratio of signal power to noise power A-weighted, 1kHz 120 dB
Total Harmonic Distortion Distortion relative to fundamental 1kHz, -6dBFS 0.0008 %
Dynamic Range Difference between smallest and largest useful signal A-weighted, 1kHz 120 dB
Crosstalk Channel separation 1kHz -120 dB
Power Consumption Total power consumption All channels active 340 mW
Operating Temperature Temperature range for operation -40 85 °C

Instructions for Use:

  1. Power Supply:

    • Ensure the power supply voltage is within the specified range (2.7V to 5.25V).
    • Use a stable power source to avoid noise and interference.
  2. Analog Output Configuration:

    • Connect the differential outputs to a load resistor of 10kΩ for optimal performance.
    • Ensure proper termination to minimize reflections and maintain signal integrity.
  3. Signal Input:

    • Apply digital audio signals compatible with the PCM1798DBRG4’s input specifications.
    • Ensure data format and clocking are correctly configured as per datasheet guidelines.
  4. Grounding and Shielding:

    • Properly ground all connections to reduce noise and improve performance.
    • Shield sensitive analog sections from digital noise sources.
  5. Thermal Management:

    • Operate within the specified temperature range (-40°C to 85°C).
    • Provide adequate ventilation or cooling if operating near the upper limit.
  6. Testing and Calibration:

    • Perform initial testing under controlled conditions to verify setup.
    • Calibrate as necessary to ensure optimal performance metrics like SNR and THD.

For detailed pin configurations, timing diagrams, and more specific application circuits, refer to the official PCM1798DBRG4 datasheet provided by the manufacturer.

(For reference only)

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