The series of BS83B24C are the Flash Memory 8-bit high performance RISC architecture microcontrollers with fully integrated touch key functions. With the touch key function provided internally and with the convenience of Flash Memory multi-programming features, this series of BS83B24C have all the features to offer designer a reliable and easy means of implementing touch keys with their product applications.

CPU Features

Operating Voltage
fSYS=8MHz: 2.2V~5.5V
fSYS=12MHz: 2.7V~5.5V
fSYS=16MHz: 3.3V~5.5V
Up to 0.25μs instruction cycle with 16MHz system clock at VDD=5V
Power down and wake-up functions to reduce power consumption
Oscillator types:
– Internal High Speed 8/12/16MHz RC Oscillator – HIRC
– Internal Low Speed 32kHz RC Oscillator– LIRC
– External Low Speed 32.768kHz Crystal – LXT
Fully integrated internal oscillators require no external components
Multi-mode operation: FAST, SLOW, IDLE and SLEEP
All instructions executed in 1~3 instruction cycles
Table read instructions
115 powerful instructions
6-level subroutine nesting
Bit manipulation instruction

Peripheral Features

Flash Program Memory: Up to 4K×16
RAM Data Memory: Up to 768×8
True EEPROM Memory: 128×8
Up to 40 touch keys – fully integrated without requiring external components
Watchdog Timer function
Up to 42 bidirectional I/O lines
Programmable I/O source current
Single external interrupt line shared with I/O pin
Multiple Timer Modules for time measurement, input capture, compare match output, PWM output function or single pulse output function
Dual Time-Base functions for generation of fixed time interrupt signals
Universial Serial Interface Module – USIM for SPI, I2C or UART communication
Low voltage reset function – LVR
Wide range of package types