Details

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BUY AK5394A https://www.utsource.net/itm/p/12608716.html

Parameter	Description	Conditions	Min	Typ	Max	Unit
Supply Voltage (VDD)	Operating supply voltage		2.7		5.5	V
Power Consumption	Active mode power consumption	TA = 25掳C		1.8		mA
Signal-to-Noise Ratio	SNR for analog input	fS = 48 kHz		105		dB
Total Harmonic Distortion	THD+N for analog input	fS = 48 kHz, A-weighted		0.0006		%
Input Voltage Range	Differential input voltage range		-0.3		+0.3	V
Analog Input Impedance	Differential input impedance			10		k惟
Output Data Rate	Maximum output data rate			192		kHz
Conversion Time	Time required for conversion			1.3		渭s

Instructions for AK5394A

1. Power Supply Configuration:

   • Connect the VDD pin to a stable power supply between 2.7V and 5.5V.
   • Ensure adequate decoupling capacitors are placed close to the VDD pin to maintain stability.

2. Input Signal Connection:

   • Connect the analog input signal to the INP and INM pins ensuring the differential input voltage does not exceed 卤0.3V.
   • The input impedance is 10k惟, consider this when designing the input stage of your circuit.

3. Output Data Handling:

   • Configure the data output interface to handle up to 192kHz output data rate.
   • Ensure that the system clock (fS) is set appropriately for the desired sampling frequency.

4. Initialization and Configuration:

   • Use the control interface to configure settings such as gain, offset, and output format.
   • Refer to the device datasheet for specific register configurations.

5. Operation:

   • After setup, the AK5394A will convert the analog input to digital output continuously at the configured rate.
   • Monitor the power consumption, which typically runs around 1.8mA in active mode.

6. Shutdown Mode:

   • To reduce power consumption, use the shutdown feature by setting the appropriate control bit.
   • In shutdown mode, the power consumption drops significantly, conserving energy.

For detailed specifications and advanced configurations, refer to the official AK5394A datasheet provided by the manufacturer.

(For reference only)