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The MB95F203K is a microcontroller manufactured by Fujitsu Semiconductor (now part of Socionext Inc.). Below are its key specifications, descriptions, and features:

Specifications:

• Core: F²MC-16LX (16-bit RISC CPU core)
• Operating Frequency: Up to 20 MHz
• Operating Voltage: 2.7V to 5.5V
• Flash Memory: 32 KB (with security function)
• RAM: 1 KB
• Data Flash: 2 KB (for data storage)
• I/O Ports: Up to 48 pins (varies by package)
• Timers:
• 16-bit timer (×4 channels)
• 8-bit timer (×2 channels)
• Watchdog timer
• Communication Interfaces:
• UART (×2 channels)
• I²C (×1 channel)
• LIN-UART (×1 channel)
• ADC: 10-bit, 8 channels
• Package Options: LQFP-48, QFP-44
• Operating Temperature: -40°C to +85°C

Descriptions:

The MB95F203K is a cost-effective 16-bit microcontroller designed for embedded applications requiring low power consumption and high performance. It integrates Flash memory, RAM, and data Flash, making it suitable for automotive, industrial, and consumer electronics.

Features:

• Low-power operation (supports multiple power-saving modes)
• High-speed processing with 20 MHz operation
• Robust communication interfaces (UART, I²C, LIN support)
• On-chip debugging support (via dedicated pins)
• High noise immunity (suitable for automotive applications)
• Security features (Flash memory protection)

This microcontroller is commonly used in automotive body control, industrial automation, and home appliance systems.

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