These BS83B12A-4 are a series of Flash Memory type 8-bit high performance RISC architecture microcontrollers with fully integrated touch key functions. With all touch key functions provided internally and with the convenience of Flash Memory multi-programming features, this BS83B12A-4 range has all the features to offer designers a reliable and easy means of implementing Touch Keys within their products applications.
CPU Features
Operating Voltage:
— For BS83B04A-4
fSYS=8MHz: 2.2V~5.5V
— For BS83B08A-3/B12A-3/B16A-3
fSYS=8MHz: 2.7V~5.5V
fSYS=12MHz: 2.7V~5.5V
fSYS=16MHz: 4.5V~5.5V
— For BS83B08A-4/B12A-4/B16A-4
fSYS=8MHz: 2.2V~5.5V
fSYS=12MHz: 2.7V~5.5V
fSYS=16MHz: 4.5V~5.5V
Up to 0.25us instruction cycle with 16MHz system clock at VDD=5V
Fully integrated 4/8/12/16 touch key functions — require no external components
Power down and wake-up functions to reduce power consumption
Fully integrated low and high speed internal oscillators
Low Speed — 32kHz
High speed — 8MHz, 12MHz, 16MHz
Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP
All instructions executed in one or two instruction cycles
Table read instructions
63 powerful instructions
Up to 4-level subroutine nesting
Bit manipulation instruction
Peripheral Features
Flash Program Memory: 2Kx16
RAM Data Memory: 128×8~288×8
True EEPROM Memory: 32×8~64×8
Watchdog Timer function
Up to 22 bidirectional I/O lines
External interrupt line shared with I/O pin
Single 8-bit Timer/Event Counter
Single Time-Base function for generation of fixed time interrupt signals
I2C for all devices and SPI interface for the devices except BS83B04A-4
Low voltage reset function
4/8/12/16 touch key functions
High current LED driver
اطلاعات بیشتر
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