Details

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BUY CS8622E https://www.utsource.net/itm/p/12607551.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VDD	2.5	3.3	5.5	V	Operating supply voltage range
Quiescent Current	IQ	-	400	-	渭A	Typical quiescent current at VDD = 3.3V, no load
Output Power	POUT	-	100	-	mW	Maximum output power into 8惟 load at VDD = 3.3V, THD+N = 1%
Signal-to-Noise Ratio	SNR	-	90	-	dB	Signal-to-noise ratio at VDD = 3.3V, A-weighted
Total Harmonic Distortion + Noise	THD+N	-	0.05	-	%	Total harmonic distortion plus noise at VDD = 3.3V, 1kHz, 10mW output power
Input Sensitivity	VIN	-	200	-	mVrms	Input sensitivity for 10mW output power
Power Consumption	PC	-	330	-	mW	Power consumption at VDD = 3.3V, 10mW output power
Shutdown Current	ISD	-	1	-	渭A	Shutdown mode current
Operating Temperature	TOPR	-40	-	85	掳C	Operating temperature range

Instructions for Use

1. Power Supply:

   • Ensure the supply voltage (VDD) is within the range of 2.5V to 5.5V.
   • Connect the VDD pin to a stable power source and the GND pin to ground.

2. Input Connection:

   • Connect the audio input signal to the IN+ and IN- pins.
   • The input sensitivity is typically 200mVrms for 10mW output power.

3. Output Connection:

   • Connect the speaker or load to the OUT+ and OUT- pins.
   • Ensure the load impedance is appropriate for the desired output power (e.g., 8惟 for maximum power).

4. Shutdown Mode:

   • To enter shutdown mode, pull the SHUTDOWN pin low.
   • In shutdown mode, the device consumes approximately 1渭A of current.

5. Thermal Management:

   • Ensure adequate heat dissipation if operating at high power levels or in high ambient temperatures.
   • The device can operate from -40掳C to 85掳C, but performance may degrade outside this range.

6. Signal-to-Noise Ratio:

   • The typical SNR is 90dB, which provides a high-quality audio experience.
   • Use shielded cables and proper grounding to minimize noise.

7. Total Harmonic Distortion + Noise:

   • The THD+N is typically 0.05% at 1kHz with 10mW output power.
   • For best performance, ensure the input signal is clean and within the recommended levels.

8. Quiescent Current:

   • The typical quiescent current is 400渭A at VDD = 3.3V with no load.
   • This value helps in power budgeting for battery-operated devices.

By following these instructions, you can ensure optimal performance and reliability of the CS8622E audio amplifier.

(For reference only)