BS83A02C Datasheet | Holtek Semiconductor

Features CPU Features - Operating voltage - f SYS=8MHz: 2.2V~5.5V - Up to 0.5μs instruction cycle with 8MHz system clock at VDD=5V - Power down and wake-up functions to reduce power consumption - Oscillator types - Internal High Speed 8MHz RC - HIRC - Internal Low Speed 32k Hz RC - LIRC - Multi-mode operation: FAST, SLOW, IDLE and SLEEP - Fully integrated internal oscillators require no external ponents - All instructions executed in one or two instruction cycles - Table read instruction - 61 powerful instructions - 4-level subroutine nesting - Bit manipulation instruction Peripheral Features - Flash Program Memory: 1K×16 - Data Memory: 96×8 - Watchdog Timer function - 4 bidirectional I/O lines - Single external interrupt pin shared with I/O pin - Single 8-bit programmable Timer/Event Counter - Single Time-Base function for generation of fixed time interrupt signals - Low voltage reset function - 2 touch key functions - Package types: 6-pin SOT23, 8-pin SOP Development Tools For rapid product development and to simplify device parameter setting, Holtek has provided relevant development tools which users can download from the following link: https://.holtek./page/tool-detail/dev_plat/touch/Touch_Workshop Rev. 1.30 October 13, 2025 BS83A02C 2-Key Touch I/O Flash MCU General Description This device is Flash Memory type 8-bit high performance RISC architecture microcontroller with fully integrated touch key function. With the touch key function provided internally and with the convenience of Flash Memory multi-programming features , this device has all the features to offer designers a reliable and easy means of implementing Touch Keyes within their products applications. The touch key function is integrated pletely eliminating the need for external ponents. In addition to the flash program memory, other memory includes an area of Data Memory. Protective features such as an internal Watchdog Timer and Low Voltage Reset functions coupled with excellent noise...