– 2K or 4K bytes Program memory (OTP, EPROM, FASTROM or ROM) with read-out
protection
– 64 bytes RAMn Clock, Reset and Supply Management
– Enhanced reset system
– Low Voltage Detector (LVD) for Safe Reset
– Clock sources: crystal/ceramic resonator or
RC network, external clock, backup oscillator
(LFAO)
– Oscillator Safeguard (OSG)
– 2 Power Saving Modes: Wait and Stop

ST6225C ST62T25C 8-BIT MCUs WITH A/D CONVERTER 

SMD SO28

n Interrupt Management
– 4 interrupt vectors plus NMI and RESET
– 20 external interrupt lines (on 2 vectors)
– 1 external non-interrupt line
n 20 I/O Ports
– 20 multifunctional bidirectional I/O lines
– 16 alternate function lines
– 4 high sink outputs (20mA)
n 2 Timers
– Configurable watchdog timer
– 8-bit timer/counter with a 7-bit prescaler
n Analog Peripheral
– 8-bit ADC with 16 input channels
n Instruction Set
– 8-bit data manipulation
– 40 basic instructions
– 9 addressing modes
– Bit manipulationlation