PCF8591 Module AD/DA Conversion Module

The PCF8591 Module is a practical I2C-connected board for analog-to-digital and digital-to-analog conversions, featuring the 8-bit PCF8591 chip. Ideal for applications requiring signal detection and generation, this module includes a trimpot, an NTC temperature sensor, and an LDR light sensor to facilitate various measurement applications.

Features

• Chip: NXP PCF8591
• Operating Voltage: DC 2.5V - 6V
• Analog Inputs: 4 channels
• Analog Output: 1 DAC output channel
• Communication: I2C
• Included Sensors:
  • LDR Light Sensor (Ain0, JP5) for light and dark detection
  • NTC Temperature Sensor (Ain1, JP4) for temperature measurement
  • 10K Ohm Potentiometer (Ain3, JP6) for 0-5V voltage measurement
• Indicators: Power LED, DAC Output Indicator LED
• ADC Resolution: 8-bit
• Operating Temperature: -10°C to 85°C
• Dimensions: 22mm x 35mm
• Weight: 8g

This module's I2C address can be adjusted with jumpers, allowing up to 8 modules to operate simultaneously. Its DAC output includes an on-board LED to visually monitor analog output changes. With the 4-channel analog input, you can measure different analog signals, making this module versatile for various applications.