FT51A Advanced MCU with 8051 Compatible Core IC Datasheet
Version 1.5
Document No.: FT_000877
Clearance No.: FTDI#420
1 Typical Applications
USB Data Acquisition
Incorporate USB interface to enable PC
transfers for development systems
General Purpose Microcontroller
Sensor and Monitoringcontrol
Interfacing MCU/PLD/FPGA based designs to
add USB connectivity
Mass storage data transfers across all
segments, including medical, industrial data-
logger, power-metering, and test
instrumentation
Industrial equipment control systems
POS systems
USB Bar Code Readers
USB to RS232/RS422/RS485 Converters
Internet of things application
Home automation control systems
1.1 Part Numbers
Part Number
FT51AQ-R
FT51AQ-T
FT51AL-R
FT51AL-T
FT51BQ-R
FT51BQ-T
FT51CS-R
FT51CS-U
Package
48 Pin QFN, body 7x7x0.75 mm, pitch 0.5mm, Taped and Reel, 3000 per reel
48 Pin QFN, body 7x7x0.75 mm, pitch 0.5mm, Tray packing, 490 per tray
44 Pin LQFP, body 10x10x1.4 mm, pitch 0.8mm, Taped and Reel, 1000 per reel
44 Pin LQFP, body 10x10x1.4 mm, pitch 0.8mm, Tray packing, 160 per tray
32 Pin QFN, body 6x6x0.75 mm, pitch 0.5mm, Taped and Reel, 3000 per reel
32 Pin QFN, body 6x6x0.75 mm, pitch 0.5mm, Tray packing, 490 per tray
28 Pin SSOP, body 10.2x5.3x1.75 mm, pitch 0.65mm, Taped and Reel, 2000 per reel
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).
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