尺寸:16X12MM MTK AG3335AT芯片 雙頻多模 帶慣導(dǎo)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 DR : DR/UBI
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 : 20230209 L1+L5
n Support satellite systems: GPS,GLONASS,GALILEO,BEIDOU,QZSS,SBAS
n Ultra high track sensitivity: -165dBm
n Baud rate:115200 10Hz
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~4.2V
n Power consumption:70mA@3.3V
n Product size：16.0x12.2x2.4mm
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 -165dBm Capture -149dBm Re-capture -161dBm |
TTFF (Autonomous) | Cold start 28s（AVG）@-130 Warm start: 25s（AVG）@-130 AIF start: ＜15s（AVG）@-130 |
Horizontal Locating Accuracy | GNSS inertial navigation << span="">1.5m CEP @-130 dBm |
INS Accuracy | DR: Without aid Sub-meter (3% CEP@120s) |
Acceleration Accuracy | Without aid: 0.1m/s2 |
GNSS Dynamic Performance | Velocity100m/s (10m/s Minimum) Altitude10000m (80000m Maximum) Maximum Acceleration 4G |