Description

The CXD2951GA-2 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

• 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, A/D data available on NMEA messages

• All-in-view positioning

• Communication format: Supports NMEA-0183

• 1 PPS output

• Supports assisted-GPS for cellular (optional)