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3803 - SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

General Description

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

The 3803/3804 group is designed for household products, office automation equipment, and controlling systems that require analog signal processing, including the A-D converter and D-A converters.

Key Features

  • 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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Datasheet Details

Part number 3803
Manufacturer Renesas
File Size 1.78 MB
Description SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Datasheet download datasheet 3803 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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3803/3804 Group SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER REJ03B0073-0401Z Rev.4.01 Nov 14, 2003 DESCRIPTION The 3803/3804 group is the 8-bit microcomputer based on the 740 family core technology. The 3803/3804 group is designed for household products, office automation equipment, and controlling systems that require analog signal processing, including the A-D converter and D-A converters. The 3804 group is the version of the 3803 group to which an I2CBUS control function has been added. FEATURES 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 .....