FT51x Series - 8 bits MCU with 8051-compatible core

8 bits MCU with 8051-compatible core with features including multiple ADCs, USB2.0 Full Speed device, and USB hub function

Standard features:

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

Enhanced Digital Features:

  • 8051-compatible core running at a maximum frequency of 48MHz
  • High speed operation 48MIPS@48MHz
  • 16kB program/shadow memory
  • True Zero Wait States operation up to 48MHz
  • 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
  • 4 extra timers plus watchdog function
  • 8-bit parallel FIFO
  • UART/SPI/FIFO, all with DMA functions
  • Integrated clock generation, no external crystal required.

Enhanced Analog Features:

  • 16 Analog IO Cells for ADC functions

AlphaMicro_FTDI_FT51A_Schematic

For sales and technical development support from our in-house engineering team, please contact the Alpha Micro team.

  • Industry compatible 8051 core running at a maximum frequency of 48MHz.
  • 8 KB of data memory
  • 16 KB of multi-time programmable (MTP) memory
  • 16 KB of shadow memory for fast read access by the core.
  • USB 2.0 Full Speed hub controller allowing cascading of multiple FT51A devices
  • USB 2.0 Full Speed device controller compatible to FT12 series
  • Supports up to 8 bi-directional endpoints with 2 x 1 KB USB endpoint buffers
  • Max packet size is 504 bytes for USB isochronous endpoint and 64 bytes for control / bulk / interrupt endpoint
  • Double buffer scheme for any endpoint, increases data transfer throughput
  • Fully integrated clock generation with no external crystal required
  • Data transfer rates from 300 baud to 3M baud (RS422, RS485, and RS232) at TTL levels
  • PWM Controller
  • UART interface support for 7 or 8 data bits, 1 or 2 stop bits and odd / even / mark / space / no parity
  • USB Battery Charger Detection allowing optimized charging profile
  • Supports DMA operation
  • I2C Master & Slave functionality
  • SPI Master & Slave functionality
  • 245 FIFO module provides a simple FIFO interface to transmit and receive data
  • Timer and Watchdog
  • Up to 16 dedicated digital IO pins
  • Up to 16 multiplexed analogue / digital IO pins
  • Support ADC function on analogue IO pins
  • IO Mux control for maximum flexibility in pin selection
  • Configurable IO pin output drive strength; 4 mA (min) and 16 mA (max)
  • +5V Single Supply Operation
  • Internal 3.3V/1.8V voltage regulators
  • Integrated power-on-reset circuit
  • Low operating and suspend current; 20 mA (active) and 150 uA (suspend)
  • Extended operating temperature range; -40 to 85⁰C
  • Available in compact Pb-free, RoHS compliant packages:
    • 48-pin WQFN
    • 44-pin LQFP
    • 32-pin WQFN
    • 28-pin SSOP
  • USB Data Acquisition
  • General Purpose Microcontroller
  • Sensor control
  • Mass data storage for medical, industrial and test instrumentation
  • USB to RS232/RS422/RS485 Converters
  • POS Systems
  • Fitness Equipment
  • Smart Home Control
  • Weather Station
  • Keyboard with USB mouse port
  • USB Barcode Readers
Part Number Description Pack Size
FT51AL-R 44 Pin LQFP, body 10x10x1.4 mm, pitch 0.8mm
Reel of 1000
FT51AL-T 44 Pin LQFP, body 10x10x1.4 mm, pitch 0.8mm
Tray of 160
FT51AQ-R
48 Pin QFN, body 7x7x0.75 mm, pitch 0.5mm
Reel of 3000
FT51AQ-T 48 Pin QFN, body 7x7x0.75 mm, pitch 0.5mm
Tray of 490
FT51BQ-R 32 Pin QFN, body 6x6x0.75 mm, pitch 0.5mm,
Reel of 3000
FT51BQ-T 32 Pin QFN, body 6x6x0.75 mm, pitch 0.5mm
Tray of 490
FT51CS-R 28 Pin SSOP, body 10.2x5.3x1.75 mm, pitch 0.65mm
Reel of 2000
FT51CS-U 28 Pin SSOP, body 10.2x5.3x1.75 mm, pitch 0.65mm
Tube of 47
Development Tools
FT51A-EVM Evaluation module for the FT51A MCU series Each
FTPD-1 Programmer/debugger module provides a bridge between the USB port of the PC and the 1-wire debug interface of the FT51A Each
UMFT51AA The UMFT51AA development module provides full hardware feature support for the FT51A MCU Each
Development toolchain for the FT51A series Based on SDCC ANSI-C compiler suite for the FT51A series Available here

Bridgetek offer a series of tools to enable engineers to evaluate the FT51A series of embedded 8-bit micro-controllers and develop relevant applications requiring integrated USB device and hub port capabilities ideal for cascading distributed computing tasks over USB. Other IO's include UART, SPI, I2C, ADC and PWM ideal for data acquistion and control applications supported with 16kBytes internal program flash and 8kByte data RAM to store and run applications.

FT51A-EVM

The FT51A IC is ideal for data acquisition and control applications. To allow developers to try out some of these features, the FT51A-EVM module offers a complete solution with the following features:

  • Heart-Rate Monitor with filtered and amplified analogue output.
  • 2 x 20 character LCD display with RGB backlight.
  • Force sensitive resistor.
  • SPI temperature sensor.
  • Push button controls and LED indicator.
  • Interface footprints to allow for communication with FTDI's FT8xx modules and TTL-232R cables.
  • Upstream and downstream USB ports which allows for direct connection cascading.
  • Debugger interface header used for debugging and programming FT51A.
  • Onboard jumper for configuring the module to be self powered or USB powered.

AlphaMicro_FTDI_FT51A-EVM_Diagonal_Large_300px

UMFT51AA

The UMFT51AA development module provides full hardware feature support for the
FT51A MCU. In addition to the DIL pin headers for access to IO such as UART, SPI, I2C,
ADC and PWM the modules also provide type A USB plug and socket connections to allow attaching USB peripherals or cascading boards in a distributed computing solution via the FT51A USB hub port.

AlphaMicro_FTDI_UMFT51AA_Diagonal_Large_300px

FTPD-1

The FTPD-1 programmer/debugger module provides the ideal bridge between the USB port of the PC and the 1-wire debug interface of the FT51A. This module facilitates linking your hardware with the Eclipse based FT51A design environment for loading code into the FT51A chip and for debugging code developed to run on the platform.

The module has a mini USB connector to interface to the PC side and a pin header interface for attaching a suitable interface cable to your FT51A board design.

AlphaMicro_FTDI_FTDP-1_Diagonal_Large_300px

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Last updated: 12 April 2017