General Description
The MAX2745 complete single-chip global positioning system (GPS) RF front-end downconverter utilizes many innovative and leading-edge RF CMOS design techniques. This high-performance, state-of-the-art device consumes extremely low power and eliminates the need for costly SAW and bulky discrete IF filters.

Features
♦ Complete Single-Chip GPS Radio for 16.368MHz
   and 32.736MHz Floorplans
♦ Single-Ended or Differential Outputs at 4.092MHz
♦ Low 3.5dB Typical Noise Figure
♦ No External IF SAW or Discrete Filters Required
♦ On-Chip Temperature Sensor
♦ 2.4V to 3.6V Operational Supply Voltage Range
♦ Power Consumption as Low as 41mW at 2.4V
♦ Wide -40°C to +85°C Operational Temperature
   Range

Applications
   In-Vehicle Navigation Systems (IVNSs)
   Location-Based Services (PDAs and Accessories)
   Telematics (Vehicle/Asset Tracking and
   Inventory Management)
   Recreational Handheld/Walkie Talkies
   Geographical Information Systems (GISs)
   Emergency Roadside Assistance
   Emergency Response Systems
   Digital Cameras/Camcorders
   Consumer Electronics