I recently got a Venus GPS module to integrate on my own PCB, but it’s rather big, expensive and difficult to source.
It looks like Telis has a super sweet GPS chip, the SE880:
http://www.telit.com/img/en/products/pr … _962px.jpg
http://www.telit.com/en/products/satell … show&p=129
Key Benefits
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Supports AGPS using Extended Ephemeris injection as well as Extended Ephemeris on-board generation for fastest TTFF
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Easy integration in cellular/GNSS bundle solutions combined with Telit cellular modules
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Miniature 4.7x4.7mm QFN form factor for compact devices and wearable technology
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Ultra sensitive receiver for challenging environments such as urban canyons
Best of all:
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Only ~$10
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Available through traditional distributors as well: http://octopart.com/parts/manufacturer- … ch?q=se880
I think this would make a super awesome breakout board!