The PCF8591 is a single-chip, single-supply low-power 8-bit CMOS data acquisition device with four analog inputs, one analog output and a serial I 2 C-bus interface. ● Three address pins A0, A1 and A2 are used for programming the hardware address.
The PCF8591 is a single-chip, single-supply low-power 8-bit CMOS data acquisition device with four analog inputs, one analog output and a serial I 2 C-bus interface.● Three address pins A0, A1 and A2 are used for programming the hardware address.