STIR4200 SigmaTel, STIR4200 Datasheet - Page 4

• Manufacturer Part Number: STIR4200
• Description: USB / IrDA Bridge Controller
• Manufacturer: SigmaTel

STIr4200
USB/IrDA Bridge Controller
2. PRODUCT OVERVIEW
4
Part Number
Communication
STIr4200S
Transmission
2.1.
2.2.
2.3.
Infrared
Features
Description
Ordering Information
Transceiver
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The SigmaTel STIr4200 is a low cost, low power, USB/IrDA Bridge Controller inte-
grated circuit for enabling IrDA wireless data communications through a standard
PC USB port. The STIr4200 directly interfaces to both single path and dual path
receive IrDA transceiver module architectures and contains a USB controller, IrDA
controller, interface logic, and memory buffer for full IrDA 1.3, 4 Mbps data transfer
rates. A block diagram is hown in Figure 1.
The STIr4200 is bundled with a Windows 98/98SE/ME/2000/XP™ NDIS/USB driver
for enabling the implementation of a cost effective USB/IrDA Adapter solution for
wireless data communications.
Infrared
Low-power CMOS design
IrDA data rates from 2.4 Kbps to 4 Mbps
Obtains power from USB port
Uses standard IrDA transceivers
Optional LED driver for additional flexibility
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Full compliance to IrDA 1.3 and USB 1.1 specifications
4 Kbyte FIFO buffer memory
Requires a single 12 Mhz crystal
Windows 98/98SE/ME/2000/XP™ NDIS/USB driver
Low-profile 28-Pin SSOP package
28-Pin SSOP
LED driver capable of > 650 ma @ 5V, 25% duty cycle
Package
SigmaTel USB/
IrDA Bridge
Controller
0° C to +70° C
Temp Range
Transfer
Data
Vdd = 3.1 - 3.6V
Supply Range
3-4200-D1-2.0-0403
Connection
to the PC
USB