ST ST72C254G2M6

ST716MHz8KB（8K x 8）

Features

• 3 Timers

– Configurable watchdog timer

– Two 16-bit timers with: 2 input captures, 2 out- put compares, external clock input on one timer, PWM and Pulse generator modes

• 2 Communications Interfaces

– SPI synchronous serial interface

– I2C multimaster interface

• 1 Analog peripheral

– 8-bit ADC with 6 input channels (except on ST72104Gx)

• Instruction Set

– 8-bit data manipulation

– 63 basic instructions

– 17 main addressing modes

– 8 x 8 unsigned multiply instruction

– True bit manipulation

• Development Tools

– Full hardware/software development package

• Memories

– 4K or 8K bytes Program memory (ROM and single voltage FLASH) with read-out protec- tion and in-situ programming (remote ISP)

– 256 bytes RAM

• Clock, Reset and Supply Management

– Enhanced reset system

– Enhanced low voltage supply supervisor with 3 programmable levels

– Clock sources: crystal/ceramic resonator os- cillators or RC oscillators, external clock, backup Clock Security System

– Clock-out capability

– 3 Power Saving Modes: Halt, Wait and Slow

• Interrupt Management

– 7 interrupt vectors plus TRAP and RESET

– 22 external interrupt lines (on 2 vectors)

• 22 I/O Ports

– 22 multifunctional bidirectional I/O lines

– 14 alternate function lines

– 8 high sink outputs

Applications

• Light sensing & controlling devices

• Temperature sensing and controlling devices

• Fire detection & safety devices

• Industrial instrumentation devices

• Process control devices