Maestro A5135-H User Manual - Table Of Contents
V1.0 - Dec-16
User’s Manual
Page 4 of 38
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+GLONASS Characteristics ................................................................................ 9
1.5.2 Mechanical Characteristics ........................................................................................ 9
1.6 Handling Precautions ......................................................................................... 9
2 Ordering Information ........................................................................................ 10
2.1 GPS+GLONASS Receiver A5135-H ................................................................ 10
2.2 Packing ............................................................................................................ 10
2.3 Additional Equipment ....................................................................................... 13
3 Quick Start ......................................................................................................... 14
3.1 Minimum Configuration .................................................................................... 15
3.2 Antenna ............................................................................................................ 17
3.3 Serial Port Settings .......................................................................................... 17
3.4 Improved TTFF ................................................................................................ 17
3.5 Self-start configuration ..................................................................................... 17
4 Mechanical Outline ........................................................................................... 19
4.1 Details Component Side A5135-H ................................................................... 19
4.2 Details Solder Side A5135-H ........................................................................... 20
5 Pin-out Information ........................................................................................... 21
5.1 Layout A5135-H ............................................................................................... 21
5.2 Description A5135-H Signals ........................................................................... 22
6 Electrical Characteristics ................................................................................. 24
6.1 Operating Conditions ....................................................................................... 24
6.2 Absolute Maximum Ratings ............................................................................. 24
6.3 DC Electrical Characteristics ............................................................................ 25
7 Mounting ............................................................................................................ 26
7.1 Proposed Footprint for Soldering ..................................................................... 26
7.2 PCB Design Guide ........................................................................................... 26
7.3 Recommended Profile for Reflow Soldering .................................................... 28
8 Use of External Antenna ................................................................................... 29
8.1 Connection of RF Signal .................................................................................. 29
8.2 External Antenna ............................................................................................. 30
8.2.1 Recommended Parameters ..................................................................................... 30
8.2.2 Hints ......................................................................................................................... 30
9 Quality and Reliability ...................................................................................... 31