尺寸:16X12MM MTK AG3335AT芯片 双频多模 带惯导算法
Features
n Build on high performance, low-power GNSS
n MediaTek AG3335AT chip set
n Built-in ST-LSM6DSRTR acceleration sensor to define various gravity algorithms
n Supports BDS-3 signals
n Simultaneously receiving multi-band multi-system satellite signals and all civil GNSS signals.
n Multipath signal detection and interference suppression.
n Passive or active antennas can be used
n Built-in high gain LNA to improve receiving sensitivity
n Software version : 20220707 L1+L5
n Support satellite systems: GPS,GLONASS,GALILEO,BEIDOU,QZSS,SBAS
n Ultra high track sensitivity: -167dBm
n Baud rate:115200
n Protocol compliant NMEA-0183, MTK, RTCM3.3
n Automatically inertial navigation positioning without GNSS signal
n Automatically save GNSS log information
n Operating voltage: 2.8V~3.6V
n Power consumption:70mA
n Product size：16x12.2x2.6mm
n Package type: SMD with stamp hole
n Communication type: UART/TTL
n Recommended operating temperature : -40to85℃
n RoHS compliant (Lead-free)
Item | Parameter Specification |
GNSS Receiver Type | Channels 135 tracking channel and DSP accelerator GPS/QZSS: L1 C/A, L5 GLONASS: L1OF GALILEO: E1(E1B+E1C), E5A BEIDOU: B1I, B2A SBAS: WAAS, EGNOS, MSAS, GAGAN |
GNSS Sensitivity | Tracking -167dBm Capture -149dBm Re-capture -161dBm |
TTFF (Autonomous) | Cold start 28s （AVG）@-130 Warm start: 25s （AVG）@-130 Hot start: ＜5s （AVG）@-130 |
Hot start function （Pin: VBAT） | Software RTC hot start only |
Horizontal Locating Accuracy | GNSS inertial navigation << span="">1.5m CEP @-130 dBm Without aid Sub-meter (3% CEP) |
Acceleration Accuracy | Without aid: 0.1m/s² |
GNSS Dynamic Performance | Maximum altitude 18,000m Maximum velocity 515m/s Maximum Acceleration 4G |