Details

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BUY PGA204BP https://www.utsource.net/itm/p/12553467.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VDD	Operating	2.7		5.5	V
Quiescent Current	IQ	All channels off, TA = 25掳C		100		渭A
Input Voltage Range	VIN	Referenced to AGND	0		VDD	V
Output Voltage Swing	VOUT	Load = 10 k惟	0		VDD	V
Gain Error			-1	0	+1	%
Total Harmonic Distortion	THD	1 kHz, VOUT = 1 Vrms		0.01		%
Signal-to-Noise Ratio	SNR	1 kHz		90		dB

Instructions for Using PGA204BP

1. Power Supply Configuration:

   • Connect the supply voltage (VDD) within the range of 2.7V to 5.5V.
   • Ensure a stable power supply to avoid signal distortion.

2. Input Connection:

   • Connect the input signal within the specified input voltage range, referenced to AGND.
   • Avoid exceeding the maximum input voltage to prevent damage.

3. Output Configuration:

   • The output can swing from 0V to VDD; ensure the load resistance is at least 10k惟 for optimal performance.
   • For best results, match the output impedance with the load requirements.

4. Gain Setting:

   • Adjust gain settings according to application needs, keeping in mind the gain error tolerance of 卤1%.

5. Signal Integrity:

   • To minimize total harmonic distortion and maximize signal-to-noise ratio, use high-quality PCB layout practices.
   • Keep signal paths short and shield sensitive analog signals from digital noise sources.

6. Operating Temperature:

   • While the device is designed for room temperature operation (TA = 25掳C), ensure it remains within operational limits if used in varying environments.

7. Quiescent Current:

   • Monitor quiescent current especially in battery-powered applications to optimize power consumption.

8. Protection Circuits:

   • Implement appropriate protection circuits to safeguard against overvoltage and ESD events.

(For reference only)