Datasheet Summary
FT221X USB 8-BIT SPI/FT1248 IC Datasheet
Version 1.5
Document No.: FT_000630 Clearance No.: FTDI# 263
Future Technology Devices International Ltd. FT221X
(USB 8-Bit FT1248 IC)
The FT221X is a USB to FTDI’s proprietary FT1248 interface with the following advanced
- Features
:
- Single chip USB to 1, 2, 4, or 8 bit wide synchronous interface.
- - .
- Entire USB protocol handled on the chip. No
- USB specific firmware programming required.
- Fully integrated 2048 byte multi-timeprogrammable (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...