Description
BUY DAC8552IDGKT https://www.utsource.net/itm/p/12610690.html
| Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
| Supply Voltage |
VDD |
Operating |
2.7 |
|
5.5 |
V |
| Output Voltage Range |
VOUT |
VREF = 2.5V |
0 |
|
2.5 |
V |
| Differential Nonlinearity |
DNL |
|
-1 |
|
+1 |
LSB |
| Integral Nonlinearity |
INL |
|
-1 |
|
+1 |
LSB |
| Settling Time |
tSETTLE |
0.1% settling |
|
8 |
|
μs |
| Power Dissipation |
PD |
All outputs at VREF |
|
|
140 |
mW |
| Output Current (Source) |
ISOURCE |
|
|
10 |
|
mA |
| Output Current (Sink) |
ISINK |
|
|
10 |
|
mA |
Instructions for DAC8552IDGKT
Power Supply:
- Ensure the supply voltage (VDD) is within the range of 2.7V to 5.5V.
Reference Voltage Setup:
- Connect the reference voltage (VREF) pin to a stable voltage source. The output voltage range will be from 0V to the value of VREF.
Output Configuration:
- Configure the output buffer settings as required by your application. The DAC can operate in either unbuffered or buffered mode.
Data Transmission:
- Use SPI interface to communicate with the DAC. Ensure the SPI clock frequency does not exceed the maximum specified rate.
- Write commands and data according to the SPI protocol, setting up the DAC registers correctly.
Calibration:
- Perform calibration if necessary to correct for any offset or gain errors, ensuring accurate output voltages.
Thermal Management:
- Monitor power dissipation and ensure that it does not exceed 140mW to prevent overheating. Consider heat sinking or other cooling methods if operating near the upper limits.
Output Load:
- Keep the output current within the sourcing and sinking capabilities of the DAC to avoid damage or inaccurate outputs.
Testing:
- After setup, verify the DAC operation by testing the output response to known input codes and comparing against expected values.
(For reference only)
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