Description
The CXD2951GA-4 is a dedicated single chip LSI for the GPS (Global Positioning System), satellite based location measurement system. This LSI enables the configuration of a single chip system providing a cost-effective, low-power solution.

FEATUREs
• WAAS support
• 12-channel GPS receiver capable of simultaneously receiving 12 satellites
• Reception frequency: 1575.42MHz (L1 band, CA code)
• Reference clock (TCXO) frequency:
   18.414MHz (GPS, Sony standard),
   The unique frequency of major applications is available, such as GSM and W-CDMA. (optional)
   13.000MHz (GSM), 14.400MHz (CDMA), 16.368MHz (GPS), 19.800MHz (PDC/CDMA), 26.000MHz (GSM)
• 32 bits RISC CPU (ARM7TDMI)
• 288K-bytes Program ROM
• 72K-bytes Data RAM
   Power is supplied only to 8K-byte Data RAM while in backup mode.
• System power management
• 1-channel UART
• Internal RTC (Real Time Clock)
• 10-bit successive approximation system A/D converter
• All-in-view positioning
• Communication format: Supports NMEA-0183 (Ver 3.01)
• 1 PPS output

Radio
• Image Rejection Mixer
• VCO Tank
• IF Filters

Structure
Silicon gate CMOS IC