HOLTEK Launches BC66F2235/2245/2255 Touch Sub-1GHz OOK/FSK RF Transmitter MCU

     Holtek launched a new touch-type Sub-1GHz OOK/FSK RF transmitter Flash MCU BC66F2235 / BC66F2245 / BC66F2255, which integrates RF transmitter + touch key + A/D Flash MCU as SoC chip. Powerful functions meet the application requirements of RF + Touch products, such as wireless doorbells, wall touch switches, integrated ceiling remote control, smart drying rack remote control and other products.

     The MCU resources of the BC66F22x5 series are 2K/4K/8K×16 Flash ROM, 352×8 RAM, 2 groups of 10-bit CTM and 1 group of 10-bit PTM, 1/4/4 channel 12-bit ADC, IAP function, SPI /I²C and UART interface. Provides 8/14/16 touch keys, and has ultra-low power consumption characteristics of single touch key standby current < 4µA @ 3V/25°C. Programmable RF transmit power up to +13dBm, and RF characteristics comply with ETSI/FCC specifications.

     The BC66F22x5 series are available in 16NSOP-EP/24SSOP-EP/32QFN packages, which meet the industrial temperature range of -40℃~85℃. Holtek has a professional RF and Touch service team to provide technical support and quickly introduce various product development applications.