Table of Contents
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Content
Content ................................................................................................................................................ 4
Figure Index ........................................................................................................................................ 7
Table Index .......................................................................................................................................... 8
1 Introduction .................................................................................................................................. 10
1.1 Document Introduction ..................................................................................................................... 10
1.2 Safety precautions ............................................................................................................................ 10
2 Product Overview ....................................................................................................................... 12
2.1 Product Introduction ......................................................................................................................... 12
2.2 Product Specification ....................................................................................................................... 12
2.3 Functional .......................................................................................................................................... 13
2.4 Evaluation Board .............................................................................................................................. 14
3 Pin Description ............................................................................................................................ 15
3.1 Pin Assignment ................................................................................................................................. 15
3.2 Pin function ........................................................................................................................................ 15
4 Electrical characteristics .......................................................................................................... 23
4.1 Power ................................................................................................................................................. 23
4.2 Power supply ..................................................................................................................................... 23
4.3 1.8V output ........................................................................................................................................ 24
4.4 Power consumption .......................................................................................................................... 25
5 Functional interface ................................................................................................................... 28
5.1 Control interface ............................................................................................................................... 28
5.1.1 Power on/off ................................................................................................................................... 28
5.1.2 RESET ............................................................................................................................................ 30
5.2 Network status indicate interface ................................................................................................... 32
5.2.1 Interface status description .......................................................................................................... 32
5.3 (U)SIM card interface ....................................................................................................................... 33
5.3.1 (U)SIM pin definition ..................................................................................................................... 33
5.3.2 (U)SIM interface circuit ................................................................................................................. 34
5.3.3 (U)SIM hot plug ............................................................................................................................. 35
5.3.4 (U)SIM design requirements ....................................................................................................... 36
5.4 USB interface .................................................................................................................................... 37
Reproduction forbidden without Fibocom Wireless Inc. written authorization - All Rights Reserved.
FIBOCOM NL668-LA Series Hardware User Manual
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