FT51A Advanced MCU with 8051 Compatible Core IC Datasheet Version 1.5 Document No.: FT 000877 C learance No.: FTDI 420 Future Technology Devices International Ltd. FT51A (Advanced Microcontroller with 8051 Compatible Core) Supports DMA operation The FT51A is a multi-featured device that can be 2 I C Master & Slave functionality targeted at a wide range of functions or applications: SPI Master & Slave functionality Industry compatible 8051 core running at a 245 FIFO module provides a simple FIFO interface maximum frequency of 48MHz. to transmit and receive data 8 KB of data memory Timer and Watchdog 16 KB of multi-time programmable (MTP) memory Up to 16 dedicated digital IO pins 16 KB of shadow memory for fast read access by Up to 16 multiplexed analogue / digital IO pins the core. Support ADC function on analogue IO pins USB 2.0 Full Speed hub controller allowing IO Mux control for maximum flexibility in pin cascading of multiple FT51A devices selection USB 2.0 Full Speed device controller compatible to Configurable IO pin output drive strength 4 mA FT12 series (min) and 16 mA (max) Supports up to 8 bi-directional endpoints with 2 x +5V Single Supply Operation 1 KB USB endpoint buffers Internal 3.3V/1.8V voltage regulators Max packet size is 504 bytes for USB isochronous endpoint and 64 bytes for control / bulk / interrupt Integrated power-on-reset circuit endpoint Low operating and suspend current 20 mA Double buffer scheme for any endpoint, increases (active) and 150 uA (suspend) data transfer throughput Extended operating temperature range -40 to Fully integrated clock generation with no external 85 C crystal required Available in compact Pb-free, RoHS compliant Data transfer rates from 300 baud to 3M baud packages: (RS422, RS485, and RS232) at TTL levels 48-pin WQFN PWM Controller 44-pin LQFP UART interface support for 7 or 8 data bits, 1 or 2 32-pin WQFN stop bits and odd / even / mark / space / no parity 28-pin SSOP USB Battery Charger Detection allowing optimized charging profile Neither the whole nor any part of the information contained in, or the product described in this manual, may be adapted or re produced in any material or electronic form without the prior written consent of the copyright holder. This product and its documentation are sup plied on an as-is basis and no warranty as to their suitability for any particular purpose is either made or implied. Future Techno logy Devices International Ltd will not accept any claim for damages howsoever arising as a result of use or failure of this product. Your statutory rights are not affected. This product or any variant of it is not intended for use in any medical appliance , device or system in which the failure of the product might reasonably be expected to result in personal injury. This document provides preliminary information that may be subject to ch ange without notice. No freedom to use patents or other intellectual property rights is implied by the publication of this document. Future Technology Devices International Ltd, Unit 1, 2 Seaward Place, C enturion Business Park, Glasgow G41 1HH United Kingdom. Scotland Registered Company Number: SC 136640 Copyright Future Technology Devices International Limited 1 FT51A Advanced MCU with 8051 Compatible Core IC Datasheet Version 1.5 Document No.: FT 000877 C learance No.: FTDI 420 1 Typical Applications USB Data Acquisition Incorporate USB interface to enable PC transfers for development systems General Purpose Microcontroller Interfacing MCU/PLD/FPGA based designs to Sensor and Monitoring control add USB connectivity Mass storage data transfers across all Industrial equipment control systems segments, including medical, industrial data- logger, power-metering, and test POS systems instrumentation USB Bar Code Readers USB to RS232/RS422/RS485 Converters Internet of things application Home automation control systems 1.1 Part Numbers Part Number Package FT51AQ-R 48 Pin QFN, body 7x7x0.75 mm, pitch 0.5mm, Taped and Reel, 3000 per reel FT51AQ-T 48 Pin QFN, body 7x7x0.75 mm, pitch 0.5mm, Tray packing, 490 per tray FT51AL-R 44 Pin LQFP, body 10x10x1.4 mm, pitch 0.8mm, Taped and Reel, 1000 per reel FT51AL-T 44 Pin LQFP, body 10x10x1.4 mm, pitch 0.8mm, Tray packing, 160 per tray FT51BQ-R 32 Pin QFN, body 6x6x0.75 mm, pitch 0.5mm, Taped and Reel, 3000 per reel FT51BQ-T 32 Pin QFN, body 6x6x0.75 mm, pitch 0.5mm, Tray packing, 490 per tray FT51CS-R 28 Pin SSOP, body 10.2x5.3x1.75 mm, pitch 0.65mm, Taped and Reel, 2000 per reel FT51CS-U 28 Pin SSOP, body 10.2x5.3x1.75 mm, pitch 0.65mm, Tube packing, 47 per tube Table 1-1 Part Numbers 1.2 USB Compliant The FT51A is fully compliant with the USB 2.0 specification and has been given the USB-IF Test-ID (TID) 40001701 (Rev C). Copyright Future Technology Devices International Limited 2