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Datasheet of TDA 2003A Amplifier IC
giving it a capacity of 1800mAh
the LCD can communicate through I2C protocol which requires only 2 pins from the controller side and then uses the PCF8574 IC to receive data from I2C and display them on the LCD screen
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Operates From a Single 5-V Power Supply With 1
RF Transmitter and Receiver Module with Encoder and Decoder IC for 433Mhz Radio module 8-bit Microcontroller Datasheet of TDA 2003A AmplifierThis RF Transmitter and Receiver module can be used with 433Mhz RF Radio modules for better communication and to avoid cross connection with other transmitters and receiver modules working at the same radio frequency. This RF Transmitter Module uses the HT12E IC for encoding the message and the RF Receiver Module uses the HT12D IC for decoding. Important: This modules does not include the Radio modules and it has to be purchased separately
US$ 112.00
US$ 20.26
US$ 342.50
US$ 39.00
