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