BH66F5242
24-bit Delta Sigma A/D Flash MCU
Integrated Regulator & 1 set OPAs
Features
CPU Features
• Operating voltage
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fSYS=4MHz: 2.2V~5.5V
fSYS=8MHz: 2.2V~5.5V
fSYS=12MHz: 2.7V~5.5V
• Up to 0.33μs instruction cycle with 12MHz system clock at VDD=5V
• Power down and wake-up functions to reduce power consumption
• Oscillator types
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Internal High Speed 4/8/12MHz RC – HIRC
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Internal Low Speed 32kHz RC – LIRC
• Multi-mode operation: FAST, SLOW, IDLE and SLEEP
• Fully integrated oscillators require no external components
• 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: 4K×16
• Data Memory: 256×8
• True EEPROM Memory: 64×8
• Watchdog Timer function
• Up to 14 bidirectional I/O lines
• Programmable I/O source current
• Two external interrupt lines shared with I/O pins
• Multiple Timer Modules for time measurement, input capture, compare match output, PWM
output function or single pulse output function
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1 Compact type 10-bit Timer Module – CTM
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1 Periodic type 16-bit Timer Module – PTM
• Universal Serial Interface Module – USIM for SPI, I2C or UART communication
• Dual Time-Base functions for generation of fixed time interrupt signals
• 6 differential or 12 single-end channel 24-bit resolution Delta Sigma A/D converter
• Low voltage reset function
• Low voltage detect function
• Package types: 16-pin NSOP/SSOP and 20-pin NSOP/QFN
Rev. 1.31
6
September 15, 2020