Features: • 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 LED driver capable of > 650 ma @ 5V, 25% duty cycle• Full compliance to Ir...
STIr4200: Features: • 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 additi...
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| Symbol | Parameter | MIN | MAX | UNITS | CONDITIONS |
| PD | Power Dissipation (Package constraint) | mW | |||
| TA | Operating Temperature | 0 | 70 | ||
| TJ | Lead Solder Temperature | 260 | for 10 sec max. | ||
| TS | Storage Temperature | -55 | 125 | ||
| VCC | Supply Voltage | -0.3 V | 6 | V | |
| Vmax | Voltage at any pin | VDD + 0.4V | V | ||
| ESD | Electrostatic Discharge (ESD) | +/- 2KV | V | See Note 1 |
The SigmaTel STIr4200 is a low cost, low power, USB/IrDA Bridge Controller integrated 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.