The Holtek HT56RB27 is an IC with a QFN-40 RoHS package manufactured by Holtek. It is an 8-bit single-chip microcontroller with an embedded Flash memory and supporting 8x8 Multi-function Timers, UART, Enhanced Power Saving Modes and Low Voltage Detection system. It is designed for the consumer electronics market and can be used in washing machines, lighting systems, audio systems and security systems. It integrates Bluetooth 4.2 protocol and offers support for multiple bus architectures, such as SPI, I2C and I2S. The Flash memory offers 9K Bytes of storage with a high speed of 36Mhz execution. It also offers up to 1024 Bytes of SRAM. The Holtek HT56RB27 is RoHS compliance certified and can be used in multiple applications.