User's Manual

Universal Scientific Industrial Corp.
Doc No. Rev
1.4
Date.
2011/12/09
Page
3
Description
Product Specification – WM-G-MR-09-Ref2
INDEX
1 REVISION HISTORY ................................................................................................................................... 2
2 PURPOSE ..................................................................................................................................................... 4
3 SCOPE .......................................................................................................................................................... 4
3.1 BLOCK DIAGRAM ......................................................................................................................................... 4
4 GENERAL FEATURES .............................................................................................................................. 5
5 ELECTRICAL SPECIFICATION................................................................................................................ 6
5.1 SUPPLY VOLTAGE ....................................................................................................................................... 6
5.2 RECOMMENDED OPERATION CONDITIONS ................................................................................................. 6
5.2.1 Temperature, humidity ................................................................................................................. 6
5.2.2 DC Electrical .................................................................................................................................. 6
5.3 POWER CONSUMPTION (SDIO MODE) ...................................................................................................... 7
5.4 WIRELESS SPECIFICATIONS ....................................................................................................................... 7
5.5 RADIO SPECIFICATION ................................................................................................................................. 8
6 INTERFACE .................................................................................................................................................. 9
6.1 PIN DEFINITION ........................................................................................................................................... 9
6.1.1 RECOMMENDED FOOTPRINT ............................................................................................................ 12
6.2 SPEIFICATIONS AND TIMING DIAGRAM ........................................................................................................13
6.2.1 External sleep clock specification ............................................................................................ 13
6.2.2 SDIO protocol timing .................................................................................................................. 13
6.2.3 G-SPI protocol timing ................................................................................................................. 15
6.2.4 Networking Coexistence ............................................................................................................ 16
6.2.5 Reset and configuration timing ................................................................................................. 16
6.2.6 LED Interface .............................................................................................................................. 18
6.2.7 Antenna Interface ....................................................................................................................... 18
7 REGULATORY ........................................................................................................................................... 18
8 MECHANICAL SPECIFICATION ............................................................................................................ 19
9 RECOMMENDED REFLOW PROFILE .................................................................................................. 20
10 PACKAGE AND STORAGE CONDITION ............................................................................................. 21
10.1.1 Package Dimension ................................................................................................................... 21
10.1.2 Laser Mark ................................................................................................................................... 22
10.1.3 Part Order Numbering................................................................................................................ 22
10.1.4 ESD Level .................................................................................................................................... 22