User`s manual

V1.2 – May-11 User’s Manual Page 4 of 37
Table of Contents
1 Introduction........................................................................................................6
1.1 Feature Overview.............................................................................................. 6
1.2 Characteristics Overview ..................................................................................7
1.3 RoHS and Lead-Free Information ..................................................................... 7
1.4 Label ................................................................................................................. 8
1.5 Characteristics .................................................................................................. 9
1.5.1 GPS Characteristics ................................................................................................... 9
1.5.2 Mechanical Characteristics......................................................................................... 9
1.6 Handling Precautions ........................................................................................ 9
2 Ordering Information .......................................................................................10
2.1 GPS Receivers A2100-A/B ............................................................................. 10
2.2 Packing of the A2100-A/B ...............................................................................10
2.3 Additional Equipment ...................................................................................... 13
3 Quick Start........................................................................................................14
3.1 Minimum Configuration ................................................................................... 14
3.2 Antennas......................................................................................................... 15
3.2.1 Passive Antennas..................................................................................................... 15
3.2.2 Active Antennas........................................................................................................ 15
3.3 Serial Port Settings ......................................................................................... 16
3.4 Improved TTFF ............................................................................................... 16
3.5 Firmware Updates........................................................................................... 16
4 Mechanical Outline ..........................................................................................17
4.1 Details Component Side A2100-A / B ............................................................. 17
4.2 Details Solder Side A2100-A/B ....................................................................... 18
5 Pin-out Information..........................................................................................19
5.1 Layout A2100-A .............................................................................................. 19
5.2 Description A2100-A Signals .......................................................................... 20
5.3 Layout A2100-B .............................................................................................. 21
5.4 Description A2100-B Signals .......................................................................... 22
6 Electrical Characteristics ................................................................................23
6.1 Operating Conditions ...................................................................................... 23
6.2 Absolute Maximum Ratings ............................................................................ 23
6.3 DC Electrical Characteristics...........................................................................24
7 Mounting...........................................................................................................25
7.1 Proposed Footprint for Soldering .................................................................... 25
7.2 Recommended Profile for Reflow Soldering ................................................... 25
8 Use of GPS Antennas ......................................................................................26
8.1 Connecting a GPS antenna to the GPS receiver ............................................ 26
8.2 Antenna Connections......................................................................................28
8.2.1 Passive Antennas..................................................................................................... 28