DESCRIPTION
The 3850 group (spec. H) is the 8-bit microcomputer based on the 740 family core technology. The 3850 group (spec. H) is designed for the household products and office automation equipment and includes serial I/O functions, 8-bit timer, and A-D converter.

FEATURES
●Basic machine-language instructions ...................................... 71
●Minimum instruction execution time .................................. 0.5 µs
(at 8 MHz oscillation frequency)
●Memory size
ROM ................................................................... 8K to 32K bytes
RAM ................................................................. 512 to 1024 bytes
●Programmable input/output ports ............................................ 34
●Interrupts ................................................. 15 sources, 14 vectors
●Timers ............................................................................. 8-bit ✕ 4
●Serial I/O1 .................... 8-bit ✕ 1(UART or Clock-synchronized)
●Serial I/O2 ................................... 8-bit ✕ 1(Clock-synchronized)
●PWM ............................................................................... 8-bit ✕ 1
●A-D converter ............................................... 10-bit ✕ 5 channels
●Watchdog timer ............................................................ 16-bit ✕ 1
●Clock generating circuit ..................................... Built-in 2 circuits
(connect to external ceramic resonator or quartz-crystal oscillator)
●Power source voltage
In high-speed mode .................................................. 4.0 to 5.5 V
(at 8 MHz oscillation frequency)
In middle-speed mode ............................................... 2.7 to 5.5 V
(at 8 MHz oscillation frequency)
In low-speed mode .................................................... 2.7 to 5.5 V
(at 32 kHz oscillation frequency)
●Power dissipation
In high-speed mode ..........................................................34 mW
(at 8 MHz oscillation frequency, at 5 V power source voltage)
In low-speed mode
Except M38507F8FP/SP ................................................... 60 µW
M38507F8FP/SP ............................................................. 450 µW
(at 32 kHz oscillation frequency, at 3 V power source voltage)
●Operating temperature range.................................... –20 to 85°C

APPLICATION
Office automation equipment, FA equipment, Household products, Consumer electronics, etc.