Details

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BUY AK4118AEQ https://www.utsource.net/itm/p/12494016.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Power Supply Voltage	VDD	Operating	2.7	-	5.5	V
Analog Input Voltage	VIN	Relative to AGND	0	-	VDD-1	V
Digital Output Voltage	VOUT	Relative to DGND	0	-	VDD	V
Sampling Rate	fs		8	-	192	kHz
SNR (Signal-to-Noise Ratio)	SNR	A-weighted, 2kHz BW	-	100	-	dB
THD+N (Total Harmonic Distortion + Noise)	THD+N	A-weighted, 2kHz BW	-	-100	-	dB
Power Consumption	PCON	Active mode	-	15	-	mA
Operating Temperature	TOPR		-40	-	85	掳C

Instructions for AK4118AEQ

1. Power Supply:

   • Ensure the power supply voltage (VDD) is within the range of 2.7V to 5.5V.
   • Connect the analog ground (AGND) and digital ground (DGND) properly to avoid noise issues.

2. Analog Input:

   • The analog input voltage (VIN) should be between 0V and VDD-1V relative to AGND.
   • Use appropriate signal conditioning circuits if necessary to match the input signal levels.

3. Digital Output:

   • The digital output voltage (VOUT) will be between 0V and VDD relative to DGND.
   • Ensure that the receiving device can handle the output voltage levels.

4. Sampling Rate Configuration:

   • Set the desired sampling rate (fs) within the range of 8kHz to 192kHz using the configuration registers or external clock source.

5. Performance Considerations:

   • For optimal performance, especially in terms of SNR and THD+N, ensure that the device operates within specified conditions.
   • Keep the operating temperature (TOPR) between -40掳C and 85掳C to maintain reliability.

6. Power Management:

   • Monitor power consumption (PCON), which typically averages around 15mA in active mode, to optimize for power efficiency.

7. Installation and Handling:

   • Follow standard precautions for handling electrostatic sensitive devices (ESD).
   • Ensure proper mounting and connection to minimize electromagnetic interference (EMI).

Note: Always refer to the official datasheet provided by the manufacturer for detailed specifications and application notes.

(For reference only)