User's Manual

Bluegiga Technologies Oy
TABLE OF CONTENTS
1 BLE121LR Product numbering ......................................................................................................................6
2 Pinout and Terminal Description ...................................................................................................................7
2.1 I/O Ports .............................................................................................................................................. 10
2.1.1 I/O Configurations ........................................................................................................................ 10
2.1.2 Reserved I/O’s ............................................................................................................................. 10
2.2 UART ................................................................................................................................................... 10
3 Electrical Characteristics ............................................................................................................................ 11
3.1 Absolute Maximum Ratings ................................................................................................................ 11
3.2 Recommended Operating Conditions ................................................................................................. 11
3.3 DC Characteristics .............................................................................................................................. 11
3.4 Current Consumption .......................................................................................................................... 12
3.5 RF Characteristics ............................................................................................................................... 13
4 Physical Dimensions .................................................................................................................................. 17
5 Power-On Reset and Brownout Detector ................................................................................................... 19
6 Design Guidelines ...................................................................................................................................... 20
6.1 General Design Guidelines ................................................................................................................. 20
6.2 Layout Guide Lines ............................................................................................................................. 20
6.3 BLE121LR-A Layout Guide ................................................................................................................. 21
7 Soldering Recommendations ..................................................................................................................... 23
8 Block diagram ............................................................................................................................................. 24
9 Certifications ............................................................................................................................................... 27
9.1 Bluetooth ............................................................................................................................................. 27
9.2 FCC and IC ......................................................................................................................................... 27
9.2.1 FCC et IC ..................................................................................................................................... 28
9.3 CE ....................................................................................................................................................... 30
9.4 MIC Japan ........................................................................................................................................... 30
9.5 KCC (Korea) ........................................................................................................................................ 30
10 Contact Information................................................................................................................................. 31