User's Manual

Smart Machine Smart Decision
SIM5320_Hardware Design_V1.01 2011-11-10
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3.10 Multi-functional interface........................................................................................................... 39
3.10.1 Sink Current Source ............................................................................................................ 39
3.10.2 Reset Function..................................................................................................................... 40
3.10.3 ADC..................................................................................................................................... 40
3.10.4 LDO..................................................................................................................................... 41
4 RF Specification .................................................................................................................................. 42
4.1 RF Specification ............................................................................................................................ 42
4.2 Operating Specification ................................................................................................................. 43
4.3 Antenna Design Guide................................................................................................................... 44
5 Reliability and Operating Characteristics........................................................................................ 45
5.1 Electronic Characteristics .............................................................................................................. 45
5.2 Operating Mode ............................................................................................................................. 45
5.2.1 Operating Modes Overview.................................................................................................... 46
5.2.2 Minimize Power Consumption ............................................................................................... 46
5.3 Current Consumption..................................................................................................................... 47
5.4 EMC and ESD Notes ..................................................................................................................... 49
6 Guide for Production.......................................................................................................................... 50
6.1 Top and Bottom View of SIM5320AD ......................................................................................... 50
6.2 Typical Solder Reflow Profile ....................................................................................................... 50
6.3 Moisture Sensitivity Level (MSL) ................................................................................................. 51
6.4 Stencil Foil Design Recommendation ........................................................................................... 51
6.5 Recommended Pad Design ............................................................................................................ 51
Appendix .................................................................................................................................................... 52
A. System Design..................................................................................................................................... 52
B. SIM5320AD GPIOs List ..................................................................................................................... 53
C. Digital I/O Characteristics................................................................................................................... 53
D. Related Documents ............................................................................................................................. 54
E. Terms and Abbreviations..................................................................................................................... 55
F. Safety Caution...................................................................................................................................... 58