BenutzerhandbuchInhaltsverzeichnisRevision History31 Introduction7Table 1-1 ME909 series product name72 Overall Description82.1 About This Chapter82.2 Function Overview8Table 2-1 Features82.3 Circuit Block Diagram9Figure 2-1 Circuit block diagram of the ME909 module93 Description of the Application Interfaces103.1 About This Chapter103.2 Mini PCIe Interface10Figure 3-1 Sequence of Mini-PCIe interface11Table 3-1 Pin definitions of the Mini PCIe interface113.3 Power Sources and Grounds14Table 3-2 Power and ground specifications1433333.pdfFigure 3-5 Connections of the RESIN_N pin17Figure 3-6 Reset pulse timing173.7 W_DISABLE# Signal183.8 LED_WWAN# Signal18External Circuits18Figure 3-7 Driving circuit183.9 USB Interface18Table 3-3 Definition of the USB interface19Figure 3-8 Recommended circuit of USB interface193.10 USIM Card Interface193.10.1 Overview19Table 3-4 USIM card interface signals193.10.2 Circuit Recommended for the USIM Card Interface20Figure 3-9 Circuit of the USIM card interface203.11 Audio Interface21Table 3-5 Signals on the digital audio interface21Figure 3-10 Circuit diagram of the interface of the PCM (ME909 module is used as PCM master)223.12 RF Antenna Connector22Figure 3-11 RF antenna connectors233.13 Reserved Pins23Table 3-6 Reserved pins233.14 NC Pins23Table 3-7 NC pins244 RF Specifications254.1 About This Chapter254.2 Operating Frequencies25Table 4-1 RF bands of ME909u-521254.3 Conducted RF Measurement264.3.1 Test Environment264.3.2 Test Standards264.4 Conducted Rx Sensitivity and Tx Power264.4.1 Conducted Receive Sensitivity26Table 4-2 ME909u-521 module conducted Rx sensitivity (Unit: dBm)27Table 4-3 ME909u-521 module GPS main characteristics274.4.2 Conducted Transmit Power28Table 4-4 ME909u-521 module conducted Tx power (unit: dBm)284.5 Antenna Design Requirements294.5.1 Antenna Design Indicators29Antenna Efficiency29S11 or VSWR29Isolation29Polarization30Radiation Pattern30Envelope Correlation Coefficient30Gain and Directivity314.5.2 Interference314.5.3 GSM/WCDMA/GPS Antenna Requirements314.5.4 Radio Test Environment32Passive Tests33Active Tests33Figure 4-1 SATIMO microwave testing chamber335 Electrical and Reliability Features345.1 About This Chapter345.2 Absolute Ratings34Table 5-1 Absolute ratings for the ME909 module345.3 Operating and Storage Temperatures and Humidity35Table 5-2 Operating and storage temperatures and humidity for the ME909 module355.4 Electrical Features of USIM35Table 5-3 Electrical features of Digital Pins in the I/O supply domain of the USIM Interface355.5 Electrical Features of Application Interfaces35Table 5-4 Electrical features of application interfaces355.6 Power Supply Features365.6.1 Input Power Supply36Table 5-5 Requirements for input power for the ME909 module36Figure 5-1 Power Supply During Burst Emission36Table 5-6 Requirements for input current of the ME909 module365.6.2 Power Consumption37Table 5-7 Averaged standby DC power consumption37Table 5-8 DC power consumption of ME909u-521(WCDMA/HSDPA/LTE)38Table 5-9 DC power consumption of ME909u-521 (GPRS/EDGE)40Table 5-10 DC power consumption (GPS)415.7 Reliability Features42Table 5-11 Test conditions and results of the reliability of the ME909 module425.8 EMC and ESD Features436 Mechanical Specifications456.1 About This Chapter456.2 Dimensions and Interfaces45Figure 6-1 Dimensions of the ME909 module466.3 Dimensions of the Mini PCI Express Connector46Figure 6-2 Dimensions of the Mini PCI Express connector476.4 Specification Selection for Fasteners476.4.1 Installing the Mini PCIe Adapter on the Main Board47Step 1 Insert the Mini PCIe Adapter into the Mini PCI Express connector on the main board.47Step 2 Press downwards to fix the Mini PCIe Adapter in the module slot.47Step 3 Use a screwdriver to fix the Mini PCIe Adapter on the main board with two screws provided in the Mini PCIe Adapter packing box.48Step 4 Insert the connector of the main antenna into the MAIN antenna interface (M) of the Mini PCIe Adapter according to the indication on the label of the Mini PCIe Adapter. Insert the connector of the auxiliary antenna into the AUX antenna interfac...486.4.2 Removing the Mini PCIe Adapter from the Main Board49Step 1 Disconnect the antenna cables from the Mini PCIe Adapter. You can lift the connectors using a small screwdriver.49Step 2 Remove the two screws with the screwdriver.49Step 3 Slide backwards the two clips to release the Mini PCIe Adapter from the slot. Then, lift up the Mini PCIe Adapter.497 Certifications517.1 About This Chapter517.2 Certifications51Table 7-1 ME909u-521 Product Certifications518 Safety Information528.1 Interference528.2 Medical Device528.3 Area with Inflammables and Explosives528.4 Traffic Security538.5 Airline Security538.6 Safety of Children538.7 Environment Protection538.8 WEEE Approval538.9 RoHS Approval538.10 Laws and Regulations Observance548.11 Care and Maintenance548.12 Emergency Call548.13 Regulatory Information548.13.1 CE Approval (European Union)548.13.2 FCC Statement559 Appendix A Circuit of Typical Interface5610 Appendix B Acronyms and Abbreviations57Größe: 1,62 MBSeiten: 58Language: EnglishHandbuch öffnen