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FT231X USB TO FULL HANDSHAKE UART IC Datasheet
Version 1.4
Document No.: FT_000565 Clearance No.: FTDI# 261
Future Technology Devices International Ltd.
FT231X
(USB to FULL HANDSHAKE UART IC)
The FT231X is a USB to serial UART interface with full modem control and the following
advanced features:
Single chip USB to asynchronous serial data
transfer interface.
Entire USB protocol handled on the chip. No USB specific firmware programming required.
Fully integrated 2048 byte multi-time-
programmable (MTP) memory, storing device
descriptors and CBUS I/O configuration.
Fully integrated clock generation with no external crystal required plus optional clock
output selection enabling a glue-less interface
to external MCU or FPGA.