Details

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BUY AD876JR https://www.utsource.net/itm/p/11251661.html

Parameter	Symbol	Min	Typical	Max	Unit	Conditions
Supply Voltage	VCC	4.75	-	5.25	V
Quiescent Current	IQ	-	1.6	-	mA	VCC = 5V, no load
Input Voltage Range	VIN	0	-	VCC - 1.5	V
Analog Input Bandwidth	fIN	-	12	-	MHz
Signal-to-Noise Ratio (SNR)	SNR	-	69	-	dB	VCC = 5V, fs = 100 kHz
Total Harmonic Distortion	THD	-	-68	-	dB	VCC = 5V, fs = 100 kHz
Conversion Time	tC	-	1.2	-	μs	VCC = 5V, fs = 100 kHz
Output Data Rate	fs	0	100	200	kSPS
Differential Nonlinearity	DNL	-0.5	-	+0.5	LSB
Integral Nonlinearity	INL	-1	-	+1	LSB
Power Dissipation	PD	-	8	-	mW	VCC = 5V, fs = 100 kHz
Operating Temperature Range	TA	-40	-	85	°C

Instructions for Using AD876JR

1. Power Supply:

   • Connect the supply voltage (V_CC) to the appropriate pin. The recommended supply voltage is 5V, with a tolerance range from 4.75V to 5.25V.
   • Ensure a stable power supply to avoid noise and distortion.

2. Analog Input:

   • Connect the analog input signal to the input pins within the specified range (0V to V_CC - 1.5V).
   • Use a low-pass filter to prevent aliasing if the input signal frequency exceeds the Nyquist frequency (half of the sampling rate).

3. Digital Interface:

   • Connect the digital output pins to your microcontroller or processor.
   • Set the output data rate (f_s) according to your application requirements, up to a maximum of 200 kSPS.

4. Clock Input:

   • Provide a clock signal to the CLK pin. The clock frequency should be at least twice the desired output data rate.
   • Ensure the clock signal is clean and stable to maintain accurate conversions.

5. Power-Up Sequence:

   • Apply the supply voltage (V_CC) before applying the clock signal.
   • Allow sufficient time for the ADC to stabilize after power-up before starting conversions.

6. Grounding and Decoupling:

   • Use a common ground for both the analog and digital sections.
   • Place decoupling capacitors close to the power supply pins to reduce noise and improve performance.

7. Calibration:

   • Perform a system calibration if required to correct for any nonlinearity or offset errors.
   • Use the differential nonlinearity (DNL) and integral nonlinearity (INL) specifications to guide your calibration process.

8. Operating Temperature:

   • Ensure the operating temperature stays within the specified range (-40°C to 85°C) to maintain optimal performance.

9. Handling:

   • Handle the AD876JR with care to avoid static discharge, which can damage the component.
   • Follow proper ESD (Electrostatic Discharge) precautions when handling and soldering the device.

By following these instructions, you can ensure optimal performance and reliability of the AD876JR in your application.

(For reference only)