SIM28ML
SIMCom提供了一个小型、高性能和可靠的GPS模块-SIM28ML。这是一个SMT类型的独立L1频率GPS模块,它采用MTK高灵敏度导航引擎设计,使您能够以最低功耗实现业界最高级别的灵敏度、精度和首次修复时间(TTFF)。
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SIMCom提供了一个小型、高性能和可靠的GPS模块-SIM28ML。这是一个SMT类型的独立L1频率GPS模块,它采用MTK高灵敏度导航引擎设计,使您能够以最低功耗实现业界最高级别的灵敏度、精度和首次修复时间(TTFF)。
Mechanical data •Dimensions 10.1*9.7*2.5mm •Weight 0.5g Features •Support EPOTM orbit prediction •Support EASYTM self-generated orbit prediction •Support Jamming Removing •Low-noise amplifier has been integrated Electrical data •Power supply 2.8~4.3V •Backup power 2.0~4.3V •Power consumption Acquisition 17mA Tracking 16mA Backup 8uA •Antenna type Active and passive •Antenna power External | Interfaces •Serial interfaces •Digital I/O UART GPIO TIMEMARK (PPS) •Protocols NMEA PMTK Performance data •Receiver type:22 tracking/66 acquisitionchannel GPS receiver •Max update rate 5Hz •Sensitivity1 Tracking:-165 dBm Reacquisition:-160 dBm Cold starts:-148 dBm •Time-To-First-Fix2 Cold starts 32 s (typical) Warm starts 3s Hot starts <1s EPO Assist 13s(CTTFF) • Accuracy Automatic Position3 2.5m CEP Speed4 0.1m/s •Operation temperature -40℃~+85 ℃ | Certifications • RoHS\REACH\CE(RED) Support product •SIM68 EVB KIT with USB V2.0 full speed interface ----------------------- 1.Demonstrated in liberary 2.All SV @ –130 dBm 3.50% 24 hr static, -130dBm 4.50%@ 30m/s 5. @3.3V with a passive antenna |