
Sony Semiconductor
Description
The CXD2956AGL-1 is a dedicated LSI for the GPS (Global Positioning System), satellite-based location measurement system.
Compared with conventional methods, position detection time and sensitivity are substantially improved with the use of an advanced signal processing scheme.
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 compatible),
• 32-bit RISC CPU (ARM7TDMI)
• 288K-byte Program ROM
• 72K-byte 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
• Supports DGPS (optional) Conforms to RTCM SC-104 Ver. 2.1 and DARC
• 1 PPS output
• Supports assisted-GPS for cellular (optional)