FT4222H USB2.0 TO QUADSPI/I2C BRIDGE IC
1.3
Document No.: FT_001011 Clearance No.: FTDI#405
Future Technology
Devices International Ltd
.
FT4222H
(USB2.0 to QuadSPI/I2C
Bridge IC)
FT4222H is a USB2.0 to Quad-SPI/I2C
interface Device Controller with the
following advanced features:
Configurable GPIOs can be easily controlled by
software applications via USB bus
USB Battery Charger Detection.
Device supplied pre-programmed with unique
USB serial number.
Single chip USB2.0 Hi-speed to SPI/I2C bridge
with a variety of configurations
USB Power Configurations; supports bus-
powered, self-powered and bus-powered with
power switching.
Entire USB protocol handled on the chip.
On-chip OTP memory for USB Vendor ID (VID),
Product ID (PID), device serial number,
product description string and various other
vender specific data.
+5V USB VBUS detection engine
Integrated 5V-3.3V-1.8V regulators.
Configurable
industry
standard
SPI
True 3.3V CMOS drive output and TTL input.
(operates down to 1V8 with external pull-ups)
Master/Slave interface controller
Support configurable data width with single,
dual, quad data width transfer mode in SPI
master
Configurable I/O pin output drive strength; 4
mA(min) and 16 mA(max)
Integrated power-on-reset circuit.
SCK can support up to 30MHz in SPI master
USB2.0 Low operating and suspend current;
68mA (active-typ) and 375µA (suspend-typ).
Up to 53.8Mbps data transfer rate in SPI
master with quad mode transfer
UHCI / OHCI / EHCI / XHCI host controller
compatible.
Support single bit data transfer with full-duplex
transfer in SPI Slave
FTDI’s royalty-free Direct (D2XX) drivers for
Windows eliminate the requirement for USB
driver development in most cases.
Support up to 4 channels slave selection
control pins in SPI master application
Configurable
I2C
Master/Slave
interface
Extended operating temperature range; -40⁰C
to 85⁰C.
controller conforming to I2C v2.1 and v3.0
specification.
Available in compact Pb-free 32 Pin VQFN
packages (RoHS compliant).
Support 4 speed modes as defined in the I2C-
bus Specification, standard mode (SM) up to
100Kbit/s, fast mode (FM) up to 400Kbit/s,
Fast mode plus (FM+) up to 1Mbit/s, and High
Speed mode (HS) up to 3.4 Mbit/s
Neither the whole nor any part of the information contained in, or the product described in this manual, may be adapted or reproduced
in any material or electronic form without the prior written consent of the copyright holder. This product and its documentation are
supplied on an as-is basis and no warranty as to their suitability for any particular purpose is either made or implied. Future Technology
Devices International Ltd will not accept any claim for damages howsoever arising as a result of use or failure of this product. Your
statutory rights are not affected. This product or any variant of it is not intended for use in any medical appliance, device or system in
which the failure of the product might reasonably be expected to result in personal injury. This document provides preliminary
information that may be subject to change without notice. No freedom to use patents or other intellectual property rights is implied by
the publication of this document. Future Technology Devices International Ltd, Unit 1, 2 Seaward Place, Centurion Business Park, Glasgow
G41 1HH United Kingdom. Scotland Registered Company Number: SC136640
Copyright © Future Technology Devices International Limited
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