M37225ECSP Overview
The M37225M6-XXXSP, M37225M8-XXXSP, and M37225ECSP are single-chip microputers designed with CMOS silicon gate technology. They have a OSD, I2C-BUS interface, PWM output, and 12 V withstand, so it is useful for a channel selection system for TV.
M37225ECSP Key Features
- 71 q Memory size ROM
- 24K bytes (M37225M6-XXXSP) 32K bytes (M37225M8-XXXSP) 48K bytes (M37225ECSP) RAM
- 1024 bytes (M37225M6-XXXSP, M37225M8-XXXSP) 2048 bytes (M37225ECSP) (-ROM correction memory included) q Minimum instruct
- 0.5 µs (at 8 MHz oscillation frequency) q Power source voltage
- 5 V ± 10 % q Subroutine nesting
- 128 levels (Max.) q Interrupts
- 16 types, 16 vectors q 8-bit timers
- 4 q Programmable I/O ports (Ports P0, P1, P2, P30-P32, P35)
- 28 q Input ports (Ports P33, P34, P50, P51)
- 4 q Output ports (Ports P52-P55)
