Details

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BUY DAC7614U https://www.utsource.net/itm/p/12597893.html

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	VDD	2.7	-	5.5	V
Output Voltage Range	VOUT	0	-	VREF	V
Reference Voltage	VREF	2.048	-	5.0	V
Resolution		-	12-bit	-	bits
Differential Nonlinearity	DNL	-1	0	+1	LSB
Integral Nonlinearity	INL	-1	0	+1	LSB
Settling Time (1 LSB)	tSETTLE	-	5	-	渭s
Power Consumption	IDD	-	300	-	渭A
Operating Temperature Range	Toper	-40	-	85	掳C
Storage Temperature Range	Tstg	-65	-	150	掳C

Instructions for Using DAC7614U

1. Power Supply:

   • Connect the VDD pin to a supply voltage between 2.7V and 5.5V.
   • Ensure the power supply is stable and clean to avoid noise in the output.

2. Reference Voltage:

   • Connect the VREF pin to a reference voltage between 2.048V and 5.0V.
   • The reference voltage determines the full-scale output range of the DAC.

3. Digital Input:

   • The DAC7614U has a 12-bit digital input. Connect the digital input lines (D0-D11) to your microcontroller or other digital source.
   • Ensure the digital signals are within the logic levels specified by the supply voltage.

4. Output Configuration:

   • The output voltage (VOUT) will be a fraction of the reference voltage (VREF) based on the digital input value.
   • The output voltage can be calculated using the formula: ( V_ = frac{4095} times V_ ), where ( D ) is the digital input value.

5. Settling Time:

   • Allow at least 5 渭s for the output voltage to settle after changing the digital input value.

6. Temperature Considerations:

   • Operate the DAC within the temperature range of -40掳C to 85掳C for optimal performance.
   • Store the device in a temperature range of -65掳C to 150掳C.

7. Power Consumption:

   • The typical power consumption is 300 渭A. Ensure the power supply can handle this current.

8. Nonlinearity:

   • The DAC has a differential nonlinearity (DNL) and integral nonlinearity (INL) of 卤1 LSB, ensuring good linearity in most applications.

9. Package and Handling:

   • Handle the DAC with care to avoid damage from electrostatic discharge (ESD).
   • Follow standard handling procedures for static-sensitive components.

By following these instructions, you can ensure the DAC7614U operates reliably and efficiently in your application.

(For reference only)