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FT220X USB 4-BIT SPI/FT1248 IC Datasheet
Version 1.5
Document No.: FT_000629 Clearance No.: FTDI# 262
Future Technology Devices International Ltd. FT220X
(USB 4-BIT FT1248 IC)
The FT220X is a USB to FTDI’s proprietary FT1248 interface and the following advanced
features:
FT1248 serial parallel interface in 1, 2 or 4 bit
wide mode.
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.
Data transfer rates to 500kByte/s.