Details

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BUY AD5324ARMZ https://www.utsource.net/itm/p/12596398.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VDD	2.7	-	5.5	V	Operating supply voltage range
Output Voltage Range	VOUT	0	-	VDD	V	Output voltage range
Digital Input Voltage	VIN	1.65	-	5.5	V	Digital input voltage range
Output Settling Time	tSETTLE	-	10	-	μs	Time for output to settle within 0.01% of final value
Differential Nonlinearity	DNL	-	±1	-	LSB	Maximum deviation from ideal step size between any two adjacent code values
Integral Nonlinearity	INL	-	±2	-	LSB	Maximum deviation of the actual transfer function from the ideal transfer function
Power Consumption	IDD	-	3.5	-	mA	Typical power consumption at VDD = 5V
Operating Temperature	Toper	-40	-	85	°C	Operating temperature range
Storage Temperature	Tstg	-65	-	150	°C	Storage temperature range

Instructions

1. Power Supply:

   • Connect the VDD pin to the positive supply voltage (2.7V to 5.5V).
   • Connect the GND pin to the ground.

2. Digital Inputs:

   • Apply digital signals to the control and data input pins (SCLK, SDATA, LDAC, etc.). Ensure the digital input voltage is within the specified range (1.65V to 5.5V).

3. Output Configuration:

   • The output voltage can be set by writing to the internal registers via the SPI interface.
   • The output voltage range is from 0V to VDD.

4. SPI Communication:

   • Use the SPI interface to communicate with the device.
   • The SCLK pin is the serial clock input.
   • The SDATA pin is the serial data input.
   • The LDAC pin is used to load the DAC register.
   • The SHDN pin can be used to put the device into shutdown mode, reducing power consumption.

5. Output Settling:

   • After writing to the DAC register, allow the output to settle for at least 10 μs before measuring the output voltage.

6. Temperature Considerations:

   • Ensure the operating temperature is within the specified range (-40°C to 85°C) for reliable operation.
   • Store the device within the storage temperature range (-65°C to 150°C).

7. Power Consumption:

   • The typical power consumption is 3.5 mA at VDD = 5V. Monitor the power consumption to ensure it does not exceed the maximum ratings.

8. Nonlinearity:

   • The device has differential nonlinearity (DNL) and integral nonlinearity (INL) specifications. These parameters indicate the accuracy of the DAC and should be considered when designing the system.

9. Handling:

   • Handle the device with care to avoid damage from electrostatic discharge (ESD). Use proper ESD protection practices during handling and installation.

10. Layout and PCB Design:

    • Ensure proper PCB layout to minimize noise and interference. Use short traces for high-frequency signals and provide adequate decoupling capacitors near the power supply pins.

(For reference only)