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Stand alone GPS application
▶ SiRFstarIV GSD4e ROM GPS Engine
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Integrated SAW BPF, TCXO, RTC and RLC components
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1.57542GHz +/- 2MHz pass-band for L1 frequency
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Out-band rejection >30dB from 0 to 4 GHz
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48-track verification channels
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Navigation sensitivity: -160dBm
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Tracking sensitivity: -163dBm
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Cold start <35s
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Maximum acquisition power 72mW
▶ Wide Operating
Voltage : DC 2.5V ~ 5.0V
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Host UART supported
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Active Jammer Remover: Removes in-band jammers up to 80 dB-Hz. Tracks up
to 8 CW jammers.
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SBAS (WAAS or EGNOS) support
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Smart sensor I2C interface
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External Memory I2C interface
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Module size : 13x16x2.3 mm
▶ Operating
temperature : -20 ~ 80 ℃ 
