8-bit A/D and D/A converter

The PCF8591 is a single-chip, single?supply low?power 8?bit CMOS data acquisitiondevice with four analog inputs, one analog output and a serial I2C?bus interface. Threeaddress pins A0, A1 and A2 are used for programming the hardware address, allowingthe use of up to eight devices connected to the I2 Single power supply\nOperating supply voltage 2.5 V to 6.0?V\nLow standby current\nSerial input/output via I2C-bus\nI2C address selection by 3 hardware address pins\nMax sampling rate given by I2C-bus speed\n4 analog inputs configurable as single ended or differential inputs\nAuto-incremented channe;

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