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3851 - SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Description

The 3851 group (built-in 24 KB or more ROM) is the 8-bit microcomputer based on the 740 family core technology.

Features

  • Basic machine-language instructions 71 Minimum instruction execution time 0.5 µs (at 8 MHz oscillation frequency) Memory size ROM 24K to 32K bytes RAM 640 to 1K bytes Programmable input/output ports 34 Interrupts 17 sources, 16 vectors Timers 8-bit X 4 Serial I/O1 8-bit X 1(UART or Clock-synchronized) Serial I/O2 8-bit X 1(Clock-synchronized) Multi-master I2C-BUS interface 1 channel PWM 8-bit X 1 A-D converter 10-bit X 5 channels Watchdog timer 16-bit X 1 Clock generating circuit.

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Datasheet preview – 3851

Datasheet Details

Part number 3851
Manufacturer Renesas Electronics
File Size 1.05 MB
Description SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Datasheet download datasheet 3851 Datasheet
Additional preview pages of the 3851 datasheet.

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Full PDF Text Transcription

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3851 Group (Built-in 24 KB or more ROM) SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER REJ03B0066-0101Z Rev.1.01 Oct 15, 2003 DESCRIPTION The 3851 group (built-in 24 KB or more ROM) is the 8-bit microcomputer based on the 740 family core technology. The 3851 group (built-in 24 KB or more ROM) is designed for the household products and office automation equipment and includes serial I/O functions, 8-bit timer, I2C-BUS interface, 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 ................................................................ 24K to 32K bytes RAM ............................................................
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