STIR4200 SigmaTel, STIR4200 Datasheet - Page 3

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

3-4200-D1-2.0-0403
1.1.
1.2.
Figure 1. STIr4200 Block Diagram .................................................................................................5
Figure 2. Typical USB-IR Application ............................................................................................. 6
Figure 3. Block Diagram of Digital IR Transceiver .......................................................................... 9
Figure 4. SIR Transmit Frame Format ..........................................................................................10
Figure 5. FIR Transmit Frame Format ..........................................................................................11
Figure 6. SIR Receive Frame Format ...........................................................................................12
Figure 7. FIR Receive Frame Format ...........................................................................................13
Figure 8. STIr4200S 28-Pin SSOP Pin Assignment Drawing .......................................................20
Figure 9. 28-Pin SSOP Package Drawing ....................................................................................21
Table 1. Absolute Maximum Ratings .............................................................................................. 5
Table 2. Recommended Operating Conditions ..............................................................................5
Table 3. Electrical Characteristics .................................................................................................. 6
Table 4. Write Multiple Registers .................................................................................................... 7
Table 5. Write One Register ........................................................................................................... 7
Table 6. Read Multiple Registers ................................................................................................... 8
Table 7. Read ROM ........................................................................................................................ 8
Table 8. Vendor Clear Stall ............................................................................................................ 8
Table 9. IrLAP Frame .....................................................................................................................9
Table 10. Ir Transceiver Registers ...............................................................................................14
Table 11. FIFO Data Register ......................................................................................................14
Table 12. Mode Register ..............................................................................................................15
Table 13. Baud Rate Register ......................................................................................................15
Table 14. Mode and Buad Rate Values for Required IrDA Modes of Operation ..........................15
Table 15. Control Register ............................................................................................................16
Table 16. Sensitivity Register .......................................................................................................17
Table 17. Status Register .............................................................................................................17
Table 18. FIFO Count LSB ...........................................................................................................18
Table 19. FIFO Count MSB ..........................................................................................................18
Table 20. DPLL Tune Register .....................................................................................................18
Table 21. IRDIG Setup Register ...................................................................................................19
Table 22. Test Register ................................................................................................................19
Table 23. Pin Descriptions for STIr4200S 28-Pin SSOP Package ...............................................20
List of Figures
List of Tables
USB/IrDA Bridge Controller
STIr4200
3