Details

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BUY AK4358VQ https://www.utsource.net/itm/p/12508210.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VDD	Operating	2.7	-	5.5	V
Analog Output Voltage	VOUT	Quiescent, RL=10kΩ	-	2.0	-	V
Signal-to-Noise Ratio	SNR	A-weighted	-	108	-	dB
Total Harmonic Distortion	THD+N	@1kHz, -1dBFS	-	0.0009	-	%
Power Consumption	IDD	Active Mode	-	4.5	-	mA
Differential Input Level	VIN	Differential	-	2.0	-	Vpp

Instructions for AK4358VQ

1. Power Supply Requirements:

   • Ensure the supply voltage (VDD) is within the range of 2.7V to 5.5V.

2. Analog Output Configuration:

   • Connect a load resistor (RL) of 10kΩ for optimal quiescent output voltage.

3. Signal Quality:

   • To achieve the best signal-to-noise ratio (SNR), ensure that external noise sources are minimized.
   • For total harmonic distortion plus noise (THD+N) measurements, use a 1kHz signal at -1dBFS.

4. Power Management:

   • Monitor power consumption in active mode, which typically should not exceed 4.5mA.

5. Input Signal Handling:

   • The differential input level should be maintained around 2.0Vpp for proper operation.

6. Installation and Layout:

   • Place the device on a PCB with adequate grounding and decoupling capacitors near the power pins to ensure stable operation.

7. Software Configuration:

   • Refer to the datasheet for specific register settings and initialization sequences required for the AK4358VQ to function correctly.

For detailed specifications and additional information, refer to the official datasheet provided by the manufacturer.

(For reference only)