FT122T - FTDI

FT122T Enhanced USB Device Controller

Document No.: FT_000647 FT122 ENHANCED USB DEVICE CONTROLLER WITH PARALLEL BUS IC Datasheet Version 1.1 Clearance No.: FTDI# 313 Future Technology Devices International Ltd. FT122 (Enhanced USB Device Controller with Parallel Bus IC) The FT122 is a USB generic interface controller with the following advanced  features:   USB 2.0 Full Speed compatible.

Features

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 USB 2.0 Full Speed compatible
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 High performance USB device controller with integrated SIE, endpoint buffer, transceiver and voltage regulators
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 Fully integrated clock generation with no external crystal required
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 Supports 8-bit parallel interface to external microcontroller
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 Supports DMA operation
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 Supports up to 8 bi-directional endpoints with total 2K bytes endpoint buffer
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 Max packet size is 504 bytes for isochronous
 endpoint and 64 bytes for control/bulk/ interrupt endpoint
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 Double buffer scheme for any endpoint
 increases data transfer thro.