參數(shù)資料
型號(hào)： CXD2951GA-4
廠商： Sony Corporation
英文描述： Single Chip GPS LSI
中文描述： 單芯片LSI的全球定位系統(tǒng)
文件頁(yè)數(shù)： 3/26頁(yè)
文件大?。?/td> 283K
代理商： CXD2951GA-4
– 3 –
CXD2951GA-4
System Block Diagram
ROM
288KB
RAM
72KB
Timer
3ch
ARM7TDMI
Costas Loop & DLL
1 bit
LPF
BPF
Down
Converter
Freq.
Synthesizer
TCXO
CPU
LNA
SAW
Reference clock
18.414MHz
(GPS, Sony standard)
TCXO
LNA
1575.42MHz
1.023MHz
RF/IF
1575.42MHz
→
1.023MHz
Computation
& Control
Control Acquisition
& Tracking block
Position calculating
Acquisition Block
Acquire GPS signals
Tracking Block
Locking to GPS signals
12ch correlations
RTC
I/O
UART
A/D
X'tal
32.768kHz
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CXD2951GA-4-T6 制造商:SONY 功能描述:
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