產品(pin)詳情(qing)
Mechanical data ?Dimensions: 16*12.2*2.4mm ?Weight: 1g Features ?Support EASYTM self-generated orbit prediction ?Support SBAS ranging (WAAS, EGNOS, GAGAN,MSAS) ?Support EPOTM orbit prediction ?Support Jamming removing function ? Low-noise amplifier has been integrated Interfaces ?Serial interfaces UART, SPI / I2C ?Digital I/O TIMEMARK output EINT0 input GPIO ?Protocols NMEA PMTK Support evaluation products ?SIM28-TE ?SIM28EVB KIT with USB V2.0 full speed interface | Electrical data ?Power supply +2.8V ~4.3V ?Backup power +2.3V ~4.3V ? Power consumption2,5 -- Acquisition:24 mA -- Tracking:19mA -- Standby mode:<200μA ? Antenna type Active and Passive ?Antenna power External or internal VCC_RF | Performance data ?Receiver type 22 tracking / 66 acquisitionchannel GPS receiver GPS L1, C/A Code ?Max. update rate 10Hz ?Sensitivity1 Tracking:-165 dBm Reacquisition:-160 dBm Cold starts:-147 dBm ?Time-To-First-Fix2 Cold starts with EASY:13s Warm starts with EASY:1~2s Cold starts:32s Cold starts with EPO Assist:12.5s Hot starts:<1s ?Accuracy Automatic Position3:2.5m CEP Speed4:0.1m/s Timing:10ns ?Operation temperature: -40℃~+85 ℃ ------------------------------------- 1.Demonstrated with a good active antenna 2.All SV @ –130 dBm 3.50% 24 hr static, -130dBm 4.50%@ 30m/s 5. @3.3V with a passive antenna |