Productos
AD5421BREZ-REEL7 from ADI is a 16-bit loop-powered 4-20mA DAC with HART coupling, integrated output driver. TSSOP-24.
Principio de funcionamiento
Single-channel 16-bit current output DAC. 4-20mA with HART FSK coupling. Loop-powered operation. SPI interface. Internal reference. Open-circuit and over-temperature alarms. Fault-protected output.
Pin Description
| Grupo Pin | Función | |
|---|---|---|
| SPI | SCLK,SDI,SDO,CS | 4 |
| IOUT | 4-20mA output | 1 |
| FALLO | Alarm output | 1 |
Aplicaciones
- Process control
- HART transmitters
- 4-20mA loops
Alternative Models
| Mfr | Part | Notas |
|---|---|---|
| ADI | AD5422BREZ | With voltage output |