GPS - GNSS Module

We´ll use the swiss made u-blox MAX 7Q GNSS module with the following features:

• GPS / GLONASS / QZSS
• UART or I2C interface
• Real time clock RTC with integrated crystal
• Timepulse generation
• 56 channels
• 2m horizontal precision
• A-GPS compatible
• Active/passive antennas supported
• 3.3V operation
• Tracking mode current draw @ 1Hz -> 5mA
• Dimensions 10 x 9.6 x 2.2 mm
• Weight 0.6g
• Price 59€ @1pc (€12.63 @100pcs)

http://www.u-blox.com/images/downloads/Product_Docs/MAX-7_DataSheet_(GPS.G7-HW-12012).pdf

We´ll also use a LNA amplifier suitable for GNSS band (MAX2659) and a chip antenna (AF816M157502-T)

LNA datasheet: http://www.mouser.com/ds/2/256/MAX2659-74449.pdf

antenna datasheet: AF 816M157502 Spec

GPS Schematics