3803 - SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Renesas

Datasheet Details

The 3803/3804 group is the 8-bit microcomputer based on the 740 family core technology.

qBasic machine-language instructions 71 qMinimum instruction execution time 0.24 µs (at 16.8 MHz oscillation frequency) qMemory size ROM 16 K to 60 K bytes RAM 640 to 2048 bytes qProgrammable input/output ports 56 qSoftware pull-up resistors Built-in q Interrupts 21 sources, 16 vectors 3803 group (external 8, internal 12, software 1) 23 sources, 16 vectors 3804 group (external 9, internal 13, software 1) qTimers 16-bit ✕ 1 8-bit ✕ 4 (with 8-bit prescaler) qWatchdog timer 16-bit ✕ 1 qSe.

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