CX81801-7x/8x SmartV.XX Modem Data Sheet
Tables
Table 1-1. SmartV.XX Modem Models and Functions ........................................................................................................ 1-2
Table 1-2. Default Countries Supported.............................................................................................................................. 1-8
Table 2-1. +MS Command Automode Connectivity............................................................................................................ 2-3
Table 3-1. CX81801 Modem 128-Pin TQFP Pin Signals for Parallel Interface (PARIF = High)........................................... 3-6
Table 3-2. CX81801 Modem Pin Signal Definitions for Parallel Interface (PARIF = High) ................................................. 3-8
Table 3-3. CX81801 Modem 128-Pin TQFP Pin Signals for Serial Interface (PARIF = Low)............................................ 3-14
Table 3-4. CX81801 Modem Pin Signal Definitions for Serial Interface (PARIF = Low)................................................... 3-16
Table 3-5. CX81801 Modem I/O Type Definitions ............................................................................................................ 3-21
Table 3-6. CX81801 Modem DC Electrical Characteristics ............................................................................................... 3-21
Table 3-7. CX20493 LSD 28-Pin QFN Pin Signals ............................................................................................................ 3-24
Table 3-8. CX20493 LSD Hardware Signal Definitions..................................................................................................... 3-25
Table 3-9. CX20493 LSD GPIO DC Electrical Characteristics ........................................................................................... 3-27
Table 3-10. CX20493 AVdd DC Electrical Characteristics................................................................................................. 3-27
Table 3-11. CX20442 VC 32-Pin TQFP Pin Signals........................................................................................................... 3-31
Table 3-12. CX20442 VC Pin Signal Definitions ............................................................................................................... 3-32
Table 3-13. CX20442 VC DC Electrical Characteristics..................................................................................................... 3-33
Table 3-14. CX20442 VC Analog Electrical Characteristics............................................................................................... 3-34
Table 3-15. Operating Conditions ..................................................................................................................................... 3-35
Table 3-16. CX81801 Absolute Maximum Ratings........................................................................................................... 3-35
Table 3-17. CX20493 Absolute Maximum Ratings........................................................................................................... 3-35
Table 3-18. CX20442 Absolute Maximum Ratings........................................................................................................... 3-36
Table 3-19. Current and Power Requirements.................................................................................................................. 3-36
Table 3-20. Timing - External Memory Bus ...................................................................................................................... 3-37
Table 3-21. Timing - Parallel Host Bus ............................................................................................................................. 3-39
Table 3-22. Crystal Specifications..................................................................................................................................... 3-42
Table 5-1. Parallel Interface Registers................................................................................................................................ 5-2
Table 5-2. Interrupt Sources and Reset Control ................................................................................................................. 5-5
Table 5-3. Programmable Baud Rates.............................................................................................................................. 5-10
102199B
Conexant
vii
CONEXANT [ CONEXANT SYSTEMS, INC ]
