M34556G8FP
Description
The 4556 Group is a 4-bit single-chip microputer designed with CMOS technology.
Key Features
- qMinimum instruction execution time Mask ROM version
- 0.5 µs (at 6 MHz oscillation frequency, in high-speed through-mode) One Time PROM version
- 0.68 µs (at 4.4 MHz oscillation frequency, in high-speed through-mode) qSupply voltage Mask ROM version
- 1.8 to 5.5 V One Time PROM version
- 1.8 to 3.6 V (It depends on operation source clock, oscillation frequency and operation mode) q Timers Timer 1
- 8-bit timer with a reload register Timer 2
- 8-bit timer with two reload registers Timer 3
- 16-bit timer (fixed dividing frequency) qInterrupt
- 4 sources qKey-on wakeup function pins
- 9 q LCD control circuit Segment output
