Details

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BUY ADS7863IRGER https://www.utsource.net/itm/p/12591361.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VDD	Operating	4.75		5.25	V
Analog Input Voltage	VIN	Relative to AGND	0		VREF	V
Reference Voltage	VREF		2.0		5.0	V
Conversion Time	tCONV	Single channel, 1 Msps		1		μs
Power Consumption	IDD	All channels active		1.6		mA
Differential Nonlinearity	DNL		-1		+1	LSB
Integral Nonlinearity	INL		-1		+1	LSB
Signal-to-Noise Ratio	SNR	@ 100 kSPS		90		dB
Common Mode Rejection	CMRR	@ 100 kSPS		85		dB

Instructions for ADS7863IRGER

1. Power Supply:

   • Connect the VDD pin to a power supply within the range of 4.75V to 5.25V.
   • Ensure AGND and DGND are properly grounded to maintain signal integrity.

2. Reference Voltage Setup:

   • Provide an external reference voltage (VREF) between 2.0V and 5.0V for accurate analog-to-digital conversion.

3. Analog Inputs:

   • Connect analog signals to the input pins ensuring they stay within the 0V to VREF range relative to AGND.

4. Configuration:

   • Use control logic to configure the ADC for single-ended or differential inputs as required by your application.

5. Data Output:

   • Read data from the digital output pins after each conversion cycle, respecting the conversion time of 1μs at 1Msps.

6. Clocking:

   • Provide a stable clock signal to ensure accurate timing for conversions and data output.

7. Power Management:

   • Be aware of the typical current consumption of 1.6mA when all channels are active to manage power efficiently.

8. Calibration:

   • Perform initial calibration if necessary to minimize DNL and INL errors for optimal performance.

9. Signal Integrity:

   • Maintain proper PCB layout practices to minimize noise and crosstalk, especially for high-frequency signals.

10. Operating Temperature:

    • Ensure the device operates within its specified temperature range to avoid performance degradation.

(For reference only)