ZHCSIP5 August 2018 PGA305
PRODUCTION DATA.
The ITEMP block in PGA305 device supplies programmable current to an external temperature sensor, such as an RTD temperature probe or NTC or PTC thermistor. The temperature-sensor current source is ratiometric to the accurate reference.
Use the ITEMP_CTRL bits in the TEMP_CTRL register to program the value of the current.