The SC91F735P32R with LQFP-32(7x7) is a Microcontroller Unit (MCU/MPU/SOC) manufactured by SinOne. It is a RoHS compliant product that is designed with 32 pins in a leadless, Quad Flat Package (LQFP) with a 7x7mm package outline.The SC91F735P32R provides a 32 bit, high performance 8051 based core that operates at 4, 8, 16, 20 or 24 MHz clock speeds and supports 16 bit address bus with an 8 bit data bus as well as a minimum of 32K of program ROM and 1K of pin RAM. It features an arithmetic logic unit with 8 bit operation as well as a two CTO modules.The MCU has three integrated peripheral functions and 8-channel 8bit A/D converters, 1-channel 10bit Real Time Counter (RTC) with calendar function, 4-channel I/O control port, 16-channel 16bit Timer/Counter, 3-channel 192MHz/48MHz programmable Flash Memory/Memory Mapped ROM Controller, 8 External Interrupts and 4-channel General-Purpose Liquid Crystal Display (LCD).The SC91F735P32R offers on-chip low voltage detection, watchdog timer, oscillator circuit, not counting oscillator circuit and power saving circuits.