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PCF8591 - A/D and D/A converter, 8-bit I2C v2
Module with 4-channel converter analog-digital with 8-bit precision, it also has one output of the digital-analog converter. It works with voltage from 2.5 V to 6.0 V, it communicates via the I2C interface. Onboard are also: pulling up resistors, bus lines of 10 kΩ and potentiometer, photoresistor and the thermistor connected to input channels using configurable jumpers.
Specification:
- Supply voltage: from 2.5 V to 6.0 V
- Resolution of A/D: 8-bit
- Built-in oscillator
- Sampling frequency depends on the speed of the I2C bus
- Communication interface: I2C, address: 0x48 or 0x90
- Resistors pulling up the data lines of the I2C bus
- The possibility to work in 4-channel mode or with two differential inputs
- In addition to the converter, the board contains:
- Two LEDs
- Thermistor
- Phototransistor
- Potentiometer
- The dimensions of the board: 3,6 x 23 mm
- Weight: 5 g