M38859FFHP
M38859FFHP is 8-BIT CMOS MICROCOMPUTER manufactured by Mitsubishi Electric.
- Part of the M38857M8-XXXHP comparator family.
- Part of the M38857M8-XXXHP comparator family.
DESCRIPTION
The 3885 group is the 8-bit microputer based on the 740 family core technology. The 3885 group is designed for Keyboard Controller for the note book PC. The multi-master I2C-bus interface can be added by option.
FEATURES
<Microputer mode> q Basic machine-language instructions 71 q Minimum instruction execution time 0.5 µs
(at 8 MHz oscillation frequency) q Memory size
ROM 32K to 60K bytes RAM 1024 to 2048 bytes q Programmable input/output ports 72 q Software pull-up transistors 8 q Interrupts 22 sources, 16 vectors q Timers 8-bit ✕ 4 q Watchdog timer 16-bit ✕ 1 q PWM output 14-bit ✕ 2 q Serial I/O 8-bit ✕ 1(UART or Clock-synchronized) q Multi-master I2C bus interface (option) 1 channel q LPC interface 2 channels q Serialized IRQ 3 factor q A-D converter 10-bit ✕ 8 channels q D-A converter 8-bit ✕ 2 channels qparator circuit 8 channels q Clock generating circuit Built-in 2 circuits
(connect to external ceramic resonator or quartz-crystal oscillator) q Power source voltage 3.0 to 3.6 V q Power dissipation
In...
