Details

---

BUY PCM9211PTR https://www.utsource.net/itm/p/11590421.html
IC AUDIO TRANSCEIVER 48LQFP

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	VDD	2.7	-	5.5	V
Output Current (Per Channel)	IOUT	-	10	30	mA
Operating Temperature	Toper	-40	-	85	掳C
Storage Temperature	Tstg	-65	-	150	掳C
Power Consumption	Pdiss	-	250	-	mW
Output Impedance	Zout	-	100	-	惟
Input Impedance	Zin	-	10	-	k惟
Signal-to-Noise Ratio	SNR	-	90	-	dB
Total Harmonic Distortion	THD	-	0.01	-	%
Channel Separation	CSep	-	70	-	dB
Bandwidth	BW	-	20	-	kHz

Instructions for Using PCM9211PTR

1. Power Supply:

   • Ensure the supply voltage (VDD) is within the range of 2.7V to 5.5V.
   • Connect the power supply to the VDD pin and ground to the GND pin.

2. Input Connection:

   • Connect the input signal to the IN+ and IN- pins.
   • The input impedance is typically 10k惟, so ensure the source impedance is compatible.

3. Output Configuration:

   • Connect the output load to the OUT+ and OUT- pins.
   • The output current per channel can range from 10mA to 30mA, depending on the load requirements.

4. Temperature Considerations:

   • Operate the device within the temperature range of -40掳C to 85掳C.
   • Store the device in an environment with temperatures between -65掳C and 150掳C.

5. Power Dissipation:

   • Monitor the power consumption, which should not exceed 250mW to avoid overheating.

6. Signal Quality:

   • The device offers a signal-to-noise ratio (SNR) of 90dB, ensuring high-quality audio output.
   • The total harmonic distortion (THD) is typically 0.01%, providing minimal distortion.

7. Channel Isolation:

   • The channel separation is 70dB, ensuring minimal crosstalk between channels.

8. Frequency Response:

   • The bandwidth is 20kHz, suitable for most audio applications.

9. Mounting and Handling:

   • Handle the device with care to avoid damage.
   • Follow standard PCB mounting procedures to ensure reliable operation.

10. Testing and Verification:

    • After assembly, test the device to ensure all parameters meet the specified values.
    • Use appropriate test equipment to measure output quality, power consumption, and other critical parameters.

(For reference only)