CXD2930BR Просмотр технического описания (PDF) - Sony Semiconductor

Номер в каталоге

Компоненты Описание

производитель

CXD2930BR

GPS LSI with Built-in 32-bit RISC CPU

Sony Semiconductor 

CXD2930BR

Performance

• Reception frequency

1575.42MHz (L1 band, CA code)

• Reception sensitivity (using the CXA1951AQ in the RF block)

–130dBm or less

• Time to first fix∗ (time until initial measurement after power-on)

Cold start (without ephemeris and almanac)

35 to 60s

Antenna

CXA1951AQ

RF Converter

Warm start (without ephemeris with almanac)

34 to 50s

Hot start (with ephemeris and almanac)

0V

0V

TCXO

IF

6 to 20s

Reacquisition time (interrupt recovery time)

Less than 5 minutes: < 3 to 6s

CXD2930BR

16ch GPS Processor

TXD

RXD

5 minutes or more: < 6 to 10s

• Positioning accuracy

Stand alone (GPS unit only)

1σ : < 30m

Flash ROM

2M bit

3σ : < 90m

DGPS (differential GPS)

GPS Receiver System Diagram Using the CXD2930BR

1σ : < 6m

3σ : < 18m

• Measurement data update time

Every 1s

• Communication method

Sony standard serial communication

Supports NMEA

∗ The noted values may be exceeded depending on the operating environment and other conditions.

The above performance values are as of February 1998. Sony reserves the right to change performance

without prior notice. Accordingly, the above performance values should be used only as reference data.

–2–

Share Link: