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Mã sản phẩm: SIM28 - 837 Lượt xem
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SIM Com presents a high performance and  reliable assisted GPS module-SIM28. This is a standalone L1 frequency GPS module in a SMT type with MTK high sensitivity navigation engine, which allows you to achieve the industry highest levels of sensitivity, accuracy, and Time-to-First-Fix (TTFF) with lowest power consumption.

Mechanical data

  • Dimensions: 16*12.2*2.4mm
  • Weight: 1g
  • Package: SMT


  • Serial interfaces:UART, SPI / I
  • Digital I/O  EINT0 input 
  • GPIO
  • Pulse-per-second (PPS) 
  • Protocols NMEA 
  • PMTK

Prformance data

  • Receiver type  22 tracking/66 acquisition-channel GPS receiver GPS L1,  C/A Code
  • Max update rate  10Hz
  • Sensitivity1  
  • Tracking   -165dBm
  • Navigation   -160dBm     
  • Cold starts  -147dBm
  • Time-To-First-Fix2
  • Cold starts with EASY: 13s
  • Warm starts with EASY: 1~2s
  • Cold starts:  33s
  • Cold starts with EPO Assist: 13s 
  • Hot starts <1s  
  •  Automatic Position3   2.5m CEP
  •  EPO 30days DATA 1.99m
  •  Speed4:   0.1m/s       
  • Operation temperature5     -40 to +85

Electrical data

  • Power supply      2.9V~3.6V
  • Power consumption2,5
  • -Acquisition       23mA
  • -Tracking          17mA
  • -AlwaysLocateTM    3mW           
  • Antenna type        Active and passive     
  • Antenna power       External or internal VCC_RF

Support product
SIM28 EVB KIT with USB V2.0 full speed interface

1.Demonstrated with a good active antenna

2.All SV @ 130 dBm

3.50% 24 hr static, -130dBm

4.50%@ 30m/s

5. @2.8V with a passive antenna

Số ký tự được gõ là 250

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