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Telit Wireless Solutions LN940 WWAN M.2, User Manual

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Telit Wireless Solutions LN940 WWAN M.2 User Manual Download Page 56

 

Summary of Contents for LN940 WWAN M.2

Page 1: ...LN940 WWAN M 2 Engineering User Guide Rev 1 0 2017 06 23...

Page 2: ...the exclusive right to copy reproduce in any form distribute and make derivative works of the copyrighted material Accordingly any copyrighted material of Telit and its licensors contained herein or...

Page 3: ...Stylized T Logo are registered in Trademark Office All other product or service names are the property of their respective owners V Third Party Rights The software may include Third Party Right softwa...

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Page 5: ...APPLICABILITY TABLE PRODUCTS LN940A11 LN940A9...

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Page 7: ...Block Diagram 16 Host Interface Signals 17 3 WWAN M 2 INTERFACE DETAILS 22 Interprocessor Communications IPC 22 3 1 1 USB 2 0 High Speed 22 3 1 2 USB 3 0 Super Speed 23 USIM Interface 24 3 2 1 SIM Des...

Page 8: ...ption 38 6 OTHER REQUIREMENTS 39 Conducted Transmit Power 39 Receiver Sensitivity 39 Antenna Recommendations 41 GNSS Sensitivity 42 7 WWAN CARD TYPE 3042 43 Mechanical Dimension 43 LN940 WWAN M 2 Modu...

Page 9: ...echnical support services technical questions and report documentation errors contact Telit Technical Support at TS EMEA telit com TS AMERICAS telit com TS APAC telit com TS SRD telit com Alternativel...

Page 10: ...nce carrier aggregation 2x and 3x in the downlink and high order modulation up to 256 QAM are supported 2 1 1 General Features Table 2 1 1 1 LN940 Feature Summary Feature Description Additional Inform...

Page 11: ...GNSS GPS L1 1575 42MHz GLONASS L1 1602MHz Beidou 1561 098MHz Data Service LTE CAT 11 600Mbps DL 50Mbps UL LTE CAT 9 450Mbps DL 50 Mbps UL LTE CAT 6 300Mbps DL 50Mbps UL DC HSPA 42Mbps DL 5 76Mbps UL H...

Page 12: ...1980 2110 2170 FDD 2 1900 1850 1910 1930 1990 FDD 3 1800 1710 1785 1805 1880 FDD 4 1700 1710 1755 2110 2155 FDD 5 850 824 849 869 894 FDD 7 2600 2500 2570 2620 2690 FDD 8 900 880 915 925 960 FDD 12 7...

Page 13: ...96 2690 TDD 66 1700 1710 1780 2110 2200 FDD Table 2 1 1 2 Supported LN940 UMTS Bands UTRA BAND Frequency Mhz Uplink Frequency UE Receive Mhz Downlink Frequency UE Receive Mhz Duplex Mode 1 2100 1920 1...

Page 14: ...Combinations North America AT T VZW Sprint TMO B2 B2 B2 B4 B2 B5 B2 B12 B2 B13 B2 B17 B2 B29 B2 B30 B4 B4 B4 B5 B4 B7 B4 B12 B4 B13 B4 B17 B4 B29 B4 B30 B5 B30 B12 B12 B12 B30 B25 B25 B25 B26 B25 B41...

Page 15: ...B41 B41 B41 B41 B13 B66 B2 B12 B66 B66 B13 B66 B66 B5 B66 B2 B5 B66 B66 B66 B66 B2 B66 B66 B66 Korea SKT KT LGU B1 B3 B5 B1 B7 B7 B1 B3 B8 B1 B5 B7 B3 B5 B7 B1 B7 B28 B3 B7 B8 B3 B7 B7 B5 B7 B7 Japan...

Page 16: ...M 2 WWAN Module System Block Diagram Figure 2 2 1 System Block Diagram...

Page 17: ...ins are introduced in the following table Table 2 3 1 Host Interface Summary Pin Signal Name I O Description Supply 1 CONFIG_3 O 2 Power Supply I 3 3V 3 GND 4 Power Supply I 3 3V 5 GND 6 FULL_CARD_POW...

Page 18: ...GPIO_5 AUDIO_0 IO 1 8V 21 CONFIG_0 O 22 GPIO_6 AUDIO_1 IO 1 8V 23 GPIO_3 WoWWAN O 1 8V 24 GPIO_7 AUDIO_2 IO 1 8V 25 Dynamic Power Reduction I 3 3V 26 W_DISABLE2 I 3 3V 27 GND Pin 28 GPIO_8 AUDIO_3 IO...

Page 19: ...eserved 41 PETn0 Reserved Disabled by Default 42 GPIO_1 GNSS_SDA Reserved 43 PETp0 Reserved Disabled by Default 44 GPIO_2 GNSS_IRQ Reserved 45 GND 46 GPIO_3 SYSCLK Reserved 47 PERn0 Reserved Disabled...

Page 20: ...eserved Disabled by Default 54 PEWAKE Reserved Disabled by Default 55 REFCLKP Reserved Disabled by Default 56 MIPI_CLK 57 GND 58 MIPI_DATA 59 ANTCTL0 O 60 COEX3 IO 61 ANTCTL1 O 62 COEX_RXD I 63 ANTCTL...

Page 21: ...68 Not Connected 69 CONFIG_1 70 Power Supply Pin 3 3V 71 GND 72 Power Supply Pin 73 GND 74 Power Supply Pin 75 CONFIG_2...

Page 22: ...3 1 1 USB 2 0 High Speed The USB controller is compliant to USB2 0 specification and with the Link Power Management LPM LPM introduces the sleep state L1 which significantly reduces the transitional...

Page 23: ...Table 3 1 2 1 USB 3 0 Interface Signal Name Pin Voltage Level Description USB_D 7 Per USB3 0 Specification USB Data Plus USB_D 9 USB Data Minus USB3 0 Tx 29 USB 3 0 Transmit Minus USB3 0 Tx 31 USB 3 0...

Page 24: ...ection measures near the USIM card socket 2 The USIM socket shall be placed near the NGFF interface The length of the traces shall not exceed 100mm 3 The SIM_DECECT signal is used to detect the insert...

Page 25: ..._PWR shall be turn ON 2 seconds after the SIM_DETECT pin is asserted to High This mechanism is to ensure the power is not turned ON before the SIM card is not seated well Figure 3 2 1 USIM Design Reco...

Page 26: ...OFF 6 3 3 V or 1 8V This is an Active Low pin When the state is Low the M 2 module powers off internally pulled down by 100K ohm resister When the state is High the M 2 module powers on and it should...

Page 27: ...radio on the module The signal W_DISABLE 1 is allowed to disable the WWAN of and the signal W_DISABLE 2 is allowed to disable the GPS of LN940 M 2 Module in order to meet public safety regulations or...

Page 28: ...s High the radio transmitter is to be made capable of transmitting internally pulled up The radio can also be toggled by software AT commands W_DISABLE 2 26 3 3V This is an Active Low pin to disable t...

Page 29: ...Status LED Interface Signal Name Pin Voltage Level Description LED 1 OD 10 3 3V This is an Active Low output signal intended to drive system mounted LED indicators When the state is Low the LED is lit...

Page 30: ...uiring a pull up resister on the host side Table 3 3 4 Wake on WWAN Interface Signal Name Pin Voltage Level Description Wake_WWAN OD 10 1 8V This is an Active Low Open Drain output signal used to wake...

Page 31: ...ion and deassertion of DPR is asynchronous to any system clock All transients resulting from the proximity sensor is required to de bounce by system circuitry In conjunction with the DPR signal a full...

Page 32: ...ectly on the antenna for antenna band switching or tuning for efficiency improvement Four GPIO pins are available on the host interface that can be connected to an external antenna switch to load the...

Page 33: ...transmissions and receptions This problem will increase further as overlapping bands continue to be rolled out WLAN BT WWAN will all use overlapping bands ranging from 2300Mhz to 2600Mhz In Device Coe...

Page 34: ...s There are 4 Configuration pins on the WWAN M 2 Module to assist the host identifying the presence of an Add In card in the socket All configuration pins can be read and decoded by the host platform...

Page 35: ...wo antenna connectors to support a Tx PRx antenna and a secondary antenna that will be multiplexed between the diversity receiver and GNSS receiver The antenna signals are not available at the host in...

Page 36: ...temperature range outside the operating temperature range the specified electrical characteristics may be increased or decreased 2 A tolerance on the sated shutdown threshold may occur The deviation i...

Page 37: ...r rail of 3 3V provided by the host platform Parameter Min Typical Max Units Operating Voltage 3 135 3 3 4 4 Vcc The minimum voltage supplied to M 2 module by the host platform has to be 3 135 V With...

Page 38: ...Test Targeted Value Typical Targeted Value Max WCDMA in Suspend mode TBD 5mA WCDMA Tx 24dBm TBD 800mA 1100mA LTE in Suspend mode TBD 5mA LTE 16QAM Tx 23 dBm TBD 900mA 1200mA LTE CA Mode Tx 23dBm TBD...

Page 39: ...1 2 3 9 4 5 18 19 26 7 8 12 17 13 20 21 25 28 29 30 38 39 40 41 23dBm 1dB 23dBm 1dB W CDMA Class 3 1 2 4 5 8 23 5dBm 1dB 23 5dBm 1dB Receiver Sensitivity Table 8 5 Minimum Conducted Receiver Sensitiv...

Page 40: ...98 98 101 30 97 96 5 100 38 97 5 97 100 5 39 98 98 100 40 97 97 100 41 97 5 96 99 66 97 97 100 Table 8 5 2 Minimum Conducted Receiver Sensitivity WCDMA WCDMA Band PRx dBm DRx dBm MIMO Combined dBm 1...

Page 41: ...e followed by platform designers Table 8 6 1 Main Antenna Design Guideline Parameter Min Typical Max Units Description Cable Loss 50 dB Maximum loss to antenna Impedance 50 Ohm Antenna load impedance...

Page 42: ...GNSS Sensitivity Table 8 7 Minimum Conducted Receiver Sensitivity GNSS GNSS Design Requirement dBm Tracking Sensitivity 152...

Page 43: ...7 WWAN CARD TYPE 3042 Mechanical Dimension LN940 WWAN M 2 module is compatible with the PCI Express M 2 specification Figure Mechanical Dimension...

Page 44: ...mbly Figure Stackup Mid Line In Line Single Sided Module 1 2 4mm maximum above motherboard 2 Cut area of main board under M 2 module 3 Need to ad thermal pad between M 2 Module and mechanical componen...

Page 45: ...onnector vertically as much as possible Adjusting the mating axis of plug and receptable Do NOT slant mate 2 Unmating In case of unmating by pulling gadget see below Pulling plug in vertical direction...

Page 46: ...Antenna Connector Locations Figure Antenna Connector Location Table Antenna Connector Assignment Antenna Interface 0 N A 1 WWAN Main TX RX 2 N A 3 N A 4 WWAN AUX RX GNSS 5 N A...

Page 47: ...Figure RF Connector Specification Figure RF Receptacles Specification...

Page 48: ...se Do not insert or remove the SIM when the product is in power saving mode The system integrator is responsible for the functioning of the final product therefore care has to be taken to the external...

Page 49: ...9 ACRONYMS NGFF Next Generation Form Factor...

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Page 51: ...10 DOCUMENT HISTORY Revision Date Changes 0 1 2017 01 13 First issue Preliminary 1 2015 06 26 RF sensitivity updated CA configurations updated...

Page 52: ...adio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one of the following measures Reorient or relocate...

Page 53: ...20 cm may be maintained between the antenna and users The final end product must be labeled in a visible area with the following Contains FCC ID RI7LN940A9 The grantee s FCC ID can be used only when...

Page 54: ...mitter or antenna As long as 2 conditions above are met further transmitter test will not be required However the OEM integrator is still responsible for testing their end product for any additional c...

Page 55: ...IC 5131A LN940A9 Plaque signal tique du produit final Ce module metteur est autoris uniquement pour une utilisation dans un dispositif o l antenne peut tre install e de telle sorte qu une distance de...

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