3pcs PCF8591 AD/DA Converter Module Analog to Digital to Analog Conversion

Feature Single Supply OperationPCF8591 operating voltage range of 2 5V to 6VLow standby currentthrough the I2C bus serial input outputPCF8591 by 3 hardware address pins addressingSampling rate PCF8591 I2C bus rate decided4 analog inputs programmable as single ended or differential inputsAutomatic incremental channel selectionPCF8591 analog voltage range from VSS to VDDPCF8591 built in track and hold circuit8 bit successive approximation A D converterthrough an analog output DAC gain Description 1 A module chip using PCF89512 module supports external voltage input capture input voltage range 0 5v 3 Three modules integrated photoresistor acquisition environment through the AD intensity accurate numerical4 modules integrated thermistor can capture the precise value of the ambient temperature through the AD5 The five module integrated 1 channel 0 5V voltage input acquisition blue potentiometer to adjust the input voltage 6 modules with power indicator light on the module after power indicator lights 7 modules with the DA output indicator light board DA output indicator module DA output interface voltage reaches a certain value the voltage the greater the light brightness is more obvious 8 module PCB size 3 6cm 2 3cm9 standard double sided plate thickness 1 6mm the layout is nice surrounded by the through hole aperture 3mm convenient fixed Interface The modules left and right respectively the external expansion of 2 way pin interface respectively