P R E L I M I N A R Y - 1 1 / 1 0 / 0 3 STIR4210/STIR4220 USB 2.0 Hi-Speed to IrDA Bridge BLOCK DIAGRAM Activity LED I2C RAM D+ DUSB (Full Speed or Hi-Speed) ROM GPIO USB 2.0 Hi-Speed Device Controller USB 2.0 Hi-Speed Transceiver IrDA Digital Interface IR_RT(SLOW) IR_RX(FAST) IR_TX IrDA Transceiver IR_SCLK VBUS (5.0V) Voltage Regulators GND PLL High Performance Microcontroller t e x t 3.3V 1.8V Transceiver ID Pins 24 MHz Crystal PACKAGE TYPE 24 23 22 21 20 19 18 17 IR_RXFAST IR_RXSLOW IR_SCLK GND VDDIO GP6 GP5 GP4 PIN DIAGRAM 25 26 27 28 29 30 31 32 16 15 14 13 12 11 10 9 32 pad QFN GP3 NC VDDIO GND VDDCORE NC NC NC *NC = No Connect 5VIN USB_DP USB_DM GND REF_RES RESTn_TMCLK I2C_SCL I2C_SDA 1 2 3 4 5 6 7 8 IR_TX GP11 GPO VDDIO GND VDDCORE XTALI XTALO TOP Dimensions BOTTOM 5 x 5 x 0.9 mm SOFTWARE DETAILS n Drivers support Windows98 SE, Win2000, WinXP, MAC OS 9.0 and later, and Linux version 2.4.0 and later ADDITIONAL PRODUCT SUPPORT n Data Sheet n Manufacturable reference design n Manufacturer utilities ORDERING INFORMATION Part Number Package Temp Range Supply Range STIR4210N 32-Pad QFN 0° C to +70° C Vdd = 3.1 - 3.6V STIR4220N 32-Pad QFN 0° C to +70° C Vdd = 3.1 - 3.6V Copyright © 2003 SigmaTel, Inc. All rights reserved. All contents of this document are protected by copyright law and may not be reproduced without the express written consent of SigmaTel, Inc. SigmaTel, the SigmaTel logo, and combinations thereof are trademarks of SigmaTel, Inc. Other product names used in this publication are for identification purposes only and may be trademarks or registered trademarks of their respective companies. The contents of this document are provided in connection with SigmaTel, Inc. products. SigmaTel, Inc. has made best efforts to ensure that the infor mation contained herein is accurate and reliable. However, SigmaTel, Inc. makes no warranties, express or implied, as to the accuracy or completeness of the contents of this publication and is providing this publication "AS IS". SigmaTel, Inc. reserves the right to make changes to specifications and product descriptions at any time without notice, and to discontinue or make changes to its products at any time without notice. SigmaTel, Inc. does not assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential, or incidential damages. 2 2-4210/20-P1-0.92-1103