Nuvoton MS51FB9AE Microcontroller – TSSOP-20, 24MHz, 16KB Flash

The Nuvoton MS51FB9AE Microcontroller is a high-performance 8-bit microcontroller based on the 8051 core, offering enhanced computing power with low power consumption. Operating at up to 24MHz, this compact microcontroller features 16KB of Flash, 1KB SRAM, and PWM, UART, I2C, SPI communication interfaces – making it ideal for industrial control, home appliances, motor drivers, and other embedded applications.

Packaged in a TSSOP-20 surface-mount form factor, the Nuvoton MS51FB9AE Microcontroller is optimized for compact PCBs and delivers superior performance at an affordable price, especially suited for cost-sensitive designs requiring real-time control and versatile peripherals.

Features:

• 8-bit high-speed 8051-compatible core
• Up to 24 MHz operating frequency
• 16KB Flash memory
• 1KB SRAM
• 2× UART, 1× I2C, 1× SPI
• 6-channel PWM output
• Multiple timers and watchdog
• 10-bit ADC with 8 channels
• Brown-out detector and power-on reset
• Low-power modes for battery-based applications
• Operating voltage: 2.5V to 5.5V

Specifications:

• Part Number: MS51FB9AE
• Make: Nuvoton Tech
• MCU Core: 8051 Enhanced
• Max Clock Speed: 24 MHz
• Flash Memory 16KB
• SRAM 1KB
• ADC Resolution 10-bit
• GPIO Up to 18 configurable I/Os
• Communication Interfaces UART ×2, SPI ×1, I²C ×1
• PWM Channels 6
• Package TSSOP-20
• Operating Temp. Range -40°C to +105°C
• Voltage Range 2.5V to 5.5V
• RoHS Compliant Yes

Applications:

• Home appliances
• Smart sensors and controllers
• Motor control systems
• Industrial automation
• IoT edge devices
• Battery-powered gadgets
• LED lighting control

Package Includes:

• 1 × Nuvoton MS51FB9AE Microcontroller – TSSOP-20