FT51A Series MCUs

• 8051-compatible core running at a maximum frequency of 48 MHz
• High-speed operation 48 MIPS at 48 MHz
• 16 kB program/shadow memory
• True zero wait states operation up to 48 MHz
• FT12 series compatible USB2.0 full-speed / low-speed peripheral controller with battery charger detection (BCD)
• USB downstream port
• Enhanced UART with transfer rates from 300 baud to 3M Baud
• Integrated hardware debugger
• PWM controller
• I²C master / slave controller
• SPI master / slave controller
• Four extra timers plus watchdog function
• 8-bit parallel FIFO
• UART / SPI / FIFO, all with DMA functions
• Integrated clock generation, no external crystal required

• 16 analog IO cells for ADC functions

Standard Features

• 8051 peripheral set
• Up to 16 digital IO
• USB DFU bootloader
• Integrated power-on-reset circuit
• +5 V single supply operation
• Internal 3.3 V / 1.8 V LDO regulators
• Low-operating and suspend current: 20 mA (active) and 150 μA (suspend)
• Range of compact packaging options available: 48-pin WQFN, 44-pin LQFP, 32-pin WQFN, and 28-pin SSOP

• USB data acquisition
• General purpose microcontrollers
• Sensor controls
• Mass data storage for medical, industrial, and test instrumentation
• USB to RS232 / RS422 / RS485 converters

• POS systems
• Fitness equipment
• Smart home controls
• Weather stations
• Keyboards with USB mouse-port
• USB barcode readers