Productos
The MCP4922-E/SL from Microchip Technology is a dual-channel 12-bit voltage output Digital-to-Analog Converter (DAC) with SPI interface and external voltage reference. Operating from 2.7V to 5.5V with 350 uA typical current consumption and 4.5 us settling time, it is available in a 14-pin SOIC package rated for extended temperature (-40C to +125C) and AEC-Q100 Grade 1 qualified.
Especificaciones
| Resolution | 12-bit |
| Canales | 2 (Dual) |
| Interface | SPI (up to 20 MHz) |
| Tensión de alimentación | 2.7V to 5.5V |
| Output Settling Time | 4.5 us |
| INL (typ) | +/-2 LSB |
| DNL (max) | +/-0.75 LSB |
| Operating Current | 350 uA typical |
| Paquete | SOIC-14 (8.65 x 3.9 mm) |
| Temperatura de funcionamiento | -40C to +125C |
Características
- 12-bit resolution with dual channel output
- External voltage reference input (VREF)
- Fast settling time: 4.5 us
- SPI interface up to 20 MHz clock
- AEC-Q100 Grade 1 qualified for automotive
- Shutdown mode reduces current to 0.1 uA
Aplicaciones
- Set point and offset adjustment
- Sensor calibration and trimming
- Motor speed control references
- Audio volume and gain control