COMPANY CONFIDENTIAL LTE-Advanced PCI Express M.2 Module (LTE, UMTS) Engineering Requirements Specification Project code: T77W968C9 T77W968.5x Solution: SDX20-2+SDR845 SKU: WW-5-S3 Foxconn PN T77W968.50 T77W968.51 Customer PN NVCYP 22XR0 Copyright © 2019 Foxconn Communications Inc. All rights reserved.
COMPANY CONFIDENTIAL Reviewers Department Name Signature Project Manager Ai-ning.Song Project Leader Michael. Xiao Hardware Engineer Shu-yu.Li Review Dates * Plan ** Results Modification History Rev Date R1.0 2019/12/14 Originator Shu-yu.
COMPANY CONFIDENTIAL CONTENTS 1. GENERAL DESCRIPTION .............................................................. 4 1.1 SYSTEM MAIN FEATURE.................................................................. 5 1.2 CARRIER AGGREGATION COMBINATION ............................................. 7 1.3 SYSTEM BLOCK DIAGRAM .................................... 错误!未定义书签。 错误 未定义书签。 1.4 PIN DEFINITION .............................................................................. 9 1.5 PLATFORM CONNECTION DESIGN......
COMPANY CONFIDENTIAL 1. General Description T77W968C9 T77W968 is designed to enable wireless data connectivity for notebook computer or any other device compatible with the PCI Express M.2 Specification 3042 type Key.B slot. T77W968C9 T77W968 is the data card solution that delivers wireless wide-area network (WWAN) connectivity for the LTE, UMTS (HSDPA/HSUPA/HSPA+/DC-HSPA+) and GPS/Glonass/Beidou/ Galileo protocols in one hardware configuration.
COMPANY CONFIDENTIAL 1.1 System Main Feature Feature Description Physical PCI express M.2 module, size 3042,Key.B,75Pin golden finger Electrical Single VCC supply (3.135V~4.4V follow M.2 standard) Dimensions (L × W × H): 42 mm × 30 mm × 2.3 mm, Dimension maximum height=2.38mm (add PCB tolerance=0.
COMPANY CONFIDENTIAL GNSS GPS: L1 (1575.42MHz) GLONASS: L1 (1602MHz) Beidou (1561.098MHz) Galileo E1 (1575.42) USIM Voltage Support 1.8V and 2.85V, and auto detects follow SIM card type Antenna connectors Throughput MAIN: Support all LTE& UMTS bands AUX: Supports all LTE& UMTS bands Diversity and GPS simultaneously WCDMA CS: DL 64 kbps /UL 64 kbps WCDMA PS: DL 384 kbps /UL 384 kbps HSPA+: DL 21.6 Mbps /UL 5.76 Mbps DC-HSPA+: DL 42 Mbps/UL 5.
COMPANY CONFIDENTIAL • Automatic tracking session on startup • Concurrent standalone GPS, GLONASS , BeiDou and Galileo • gpsOneXTRA with GPS + GLONASS + BeiDou + Galileo support 1.2 Carrier aggregation combination 1.2.1. Refer to Qualcomm documents 80-P8641-123 Rev. A, Published: 2017/7/31. Remark: T77W968C9 T77W968 hardware design can support follow CA combination, but the Final CA combinations plan depends on carrier engagement and Qualcomm software design. 1.2.2.
COMPANY CONFIDENTIAL NA AT&T CA_12A-30A-66A; CA_12A-66A-66A; CA_14A-66A-66A; CA_2A-12A-66A; CA_2A-12A-30A; CA_2A-14A-30A; CA_2A-2A-30A; CA_2A-2A-5A; CA_2A-2A-66A; CA_2A-5A-66A; CA_2A-5A-30A; CA_2A-5B; CA_2A-30A-66A; CA_2A-66A-66A; CA_30A-66A-66A; CA_5A-30A-66A; CA_5A-66A-66A; CA_5B-30A; CA_5B-66A NA Verizon CA_13A-66A-66A; CA_13A-66C; CA_2A-13A-66A; CA_2A-2A-13A; CA_2A-2A-4A; CA_2A-2A-5A; CA_2A-2A-66A; CA_2A-4A-13A; CA_2A-4A-4A; CA_4A-4A-5A; CA_2A-4A-5A; CA_2A-5A-66A; CA_2A-66A-66A; CA_2A-66C; CA_2A-4A
COMPANY CONFIDENTIAL 1.3.1 Golden finger Pin sequence Figure 1-2 shows the sequence of pins on the 75-pin signal interface of M.2 3042 Key.B.
COMPANY CONFIDENTIAL 1.4.2 Pin definition Table 1-1 M.2 Pin definition. 74 72 70 68 3.3V 3.3V 3.3V ANT_CONFIG (I)(0/1.8V) 66 64 62 60 SIM DETECT (I) COEX_TXD (O)(0/1.8V) COEX_RXD(I)(0/1.8V) COEX3(I/O)(0/1.8V) 58 56 MIPI_CLK (0/1.8V) MIPI_DATA (0/1.8V) 54 PEWAKE# (IO)(0/3.3V) 52 50 CLKREQ# (IO)(0/3.3V) PERST# (I)(0/3.
COMPANY CONFIDENTIAL 1.4 Platform connection design 1.5.1 Configuration Pins The M.2 module provides 4 configuration pins. T77W968C9 T77W968 is configured as WWAN-USB3.0- 0, refer to PCIe M.2_Rev 1.1. Item Module configuration decodes Module type Port configuration Config Config_0 Config_1 Config_2 Config_3 Pin No. 21 69 75 1 WWAN-USB3.0 0 State GND GND GND NC 1.5.2 Power and ground (1) Power Rail Parameters Parameter Min Type Max Units Operating voltage 3.135 3.3 4.
COMPANY CONFIDENTIAL 1.5.4 USB3.0 interface T77W968C9 T77W968 module is compliant with USB3.0 in all modes. When two devices are connected via a USB3.0 interface, one of the devices must act as a host, and the other device must act as a peripheral. The host is responsible for initiating and controlling traffic on the bus. Figure 1-3 USB3.0 interface. 1. Reserve choke on all the USB signals in platform for noise debug. 2. Reserve 0.1uF capacitor on USB3.0 TX/Rx paths. 3. Co-layout USB3 choke and 0.
COMPANY CONFIDENTIAL 1.5.6 LED Indication The LED signal is provided to enable wireless communication add-in cards to provide status indications to users via system provided indicators (1) State of the LED# pin Item State Definition Interpretation 1 Low The LED is emitting light. Radio is capable of transmitting. 2 High The LED is emitting no light. Radio is incapable of transmitting. (2) Typical LED Connection in Platform/System . 1.5.7 WoWWAN The WAKE_ON_WWAN# signal is for power saving.
COMPANY CONFIDENTIAL pulled up at the host side. When the WWAN needs to wake up the host, it will output a one second low pulse, shown in Figure 1-4. Typical Connection in Platform/System 1.5.8 DPR (Dynamic Power Reduction) The optional DPR signal is used by wireless devices to assist in meeting regulatory SAR (Specific Absorption Rate) requirements for RF exposure.
COMPANY CONFIDENTIAL (3) DPR table by different Platform requirement Refer the detail DPR table base on different platform requirement and implement into FW setting (Waiting customer provide) Remark: a. The platform (system) side needs design a proximity sensor connect to platform system side, while the sensor be triggered then pull low the DPR pin to enable SAR power back off mechanism b. After DPR pin becomes low level, you can set the MAX TX power by AT commands. 1.5.
COMPANY CONFIDENTIAL (2) USIM card socket It is recommended to take electrostatic discharge (ESD) protection measures near the USIM card socket. The USIM socket should be placed near the NGFF interface (<100 mm), because a long circuit may impact signal quality. (3) UIM-PWR UIM_PWR power supply can supply 1.8 V and 2.85 V power to UIM card and auto detects follow SIM card type (4) SIM Detect This signal is used to detect the insertion and removal of a SIM device in the SIM socket.
COMPANY CONFIDENTIAL standard (T=0, T=1) and a single-wire protocol (SWP) interface for communication The detail implementation and requirement needs be engaged and discussed with customer 1.5.10 Antenna Control T77W968C9 provides GPIO control signals for external antenna tuner application. (1).T77W968 ANTCTRL (0-3) are provided to allow for the implementation of antenna tuning solutions. The number antenna control lines required will depend on the application and antenna/band requirements.
COMPANY CONFIDENTIAL We also dual layout UART Tx/Rx with COEX1 and COEX2 for future extension, please contact with us if need to use these Pins. Item Signal name Description COEX1 LTE_ACTIVE (COEX_TXD) TBD COEX2 LTE_FRAME_SYNC (COEX_RXD) TBD COEX3 LTE_WLAN_PRIORITY TBD 1.5.13 RESET# Asynchronous RESET# pin, active low. Whenever this pin is active, the modem will immediately be placed in a Power On reset condition.
COMPANY CONFIDENTIAL 2. Hardware features T77W968C9 T77W968 consists of the following key engine components, in addition to the required front-end RF and other discrete components. Modem engine ■ Soft Baseband: SDX20-2 ■ RF: SDR845 ■ Power: PMX20 Connectivity engine ■ PCIe: PCI express (EP and RC modes) ■ USIM: located off board ■ Antenna: connectors for the off board antennas 2.
COMPANY CONFIDENTIAL - UART interface - UIM support (Two dual-voltage (1.8/2.85 V) ports) 2.2 RF transceiver The SDR845 device is a highly-integrated multimode, multiband RF CMOS transceiver IC that interfaces with the SDX20-2 device through QLink. The SDR845 is the first integrated single-chip RFIC for LTE downlink carrier aggregation (CA) up to 100 MHz BW supporting 5DL CA (two of the carriers must be contiguous).
COMPANY CONFIDENTIAL understood by considering major functional blocks individually. Therefore, the PMD9645 document set is organized by the following device functionality: Input power management Output power management General housekeeping User interfaces IC interfaces Configurable pins—either multipurpose pins (MPPs) or general-purpose inputs/outputs (GPIOs)—that can be configured to function within some of the other categories 2.4 Antenna Design 2.4.
COMPANY CONFIDENTIAL Table 2-2 Aux antenna specifications Parameter Gain Maximum gain and uniform converge in high angle elevation and zenith. Gain in the azimuth is not desired. Average 3D gain >-5dBi VSWR Typical value <3:1 Isolation(diversity to Main) >15dB in all related bands Polarization Any 2.4.2 Antenna location and mechanical design. To ensure customer has a clear knowledge of the two antennas, check below product picture.
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COMPANY CONFIDENTIAL Figure 2-3 RF receptacles 3. Mechanical Specifications 3.1 Overview T77W968C9 T77W968 is compatible with the PCI Express M.2 Specification 3042 Key.B type 75-pin card edge-type connector. Refer to Electromechanical Specification Revision 0.7a, Version 1.0 with Input Power and Voltage Tolerance ECN for more details. 3.
COMPANY CONFIDENTIAL Ground area (with gold plating) on bottom side 3.3 M.2 card assembly 3.3.1 Mid-mount Connection with Single Sided Module Figure 3-2 shows Stack-up Mid-Line (In-line) Single Sided Module for 1.5 Maximum Component Height, refer to section 2.4.8.3.1 of PCIe M.2_Rev 1.1 standard.
COMPANY CONFIDENTIAL Remark: a. 2.4mm maximum above mother board b. Cut area of main board under M.2 module c. Need to add thermal pad between M.2 modules with mechanical component (like material shielding) for thermal dissipation. 3.3.2 Top-mount Connection with Single Sided Module Figure 3-4 shows Top Mount Single-sided Module for 1.5 Maximum Component Height; refer to section 2.4.7.3.1 of PCIe M.2_Rev 1.1 standard.
COMPANY CONFIDENTIAL Remark: a. 2.75mm maximum above mother board b. Full Keep out area 30x42mm” below module which means platform do not place any components and routings below M.2 module c. Need to add thermal pad between M.2 modules with mother board for thermal dissipation 3.4 Connector assembly a. Mate the connector vertically as much as possible. Adjusting the mating axis of plug and receptacle. Do not slant mate. .
COMPANY CONFIDENTIAL b. Unmating: In case of unmating by pulling tool. Use the pulling tool as the following drawing, and pull plug to vertical direction as directly as possible c.
COMPANY CONFIDENTIAL 4. Electrical Specifications 4.1 Recommended operating conditions Table 4-1 Recommended operating conditions Parameter Storage temperature Recommend operating temperature (3GPP compliant) (*1) Extendable (with limited performance) Temperature measure on T77W968C9 T77W968 module(*2) Operating voltage Min -30 -30 Type +25 +25 -40 3.135 Max +85 +70 Units °C °C +85 3.3 4.
COMPANY CONFIDENTIAL 4.2 Power consumption Table 4-2 Radio system power consumption Estimated Power Range Test condition (Typical) WCDMA in Suspend Mode <3 mA WCDMA (Tx=24dBm) <800 mA LTE in Suspend Mode <3 mA LTE (Tx=23.5 dBm) <950 mA LTE 3CA mode 2x 2, Tx=23.5dBm <1200 mA GPS/GNSS Tracking <150 mA Connected Standby <3 mA Radio Off <3 mA Estimated Power Range (Max.) <1500 mA <1200 mA <2200 mA <300 mA 4.3 Thermal dissipation proposal 4.3.
COMPANY CONFIDENTIAL Refer application note about Thermal Mitigation Proposal 4.3.4 Shield temperature requirement - Transmission mode < 75℃ - Idle mode < 85℃ 5. RF performance specifications Radio performance for T77W968C9 T77W968 is given in the following sections, including RF receiver, RF transmitter. 5.1 RF maximum TX power specifications Table 5-1 Conductive Maximum transmits power (LTE BW: 10MHz) Notes: The below test result is for reference only, we will update the final Spec.
COMPANY CONFIDENTIAL 4 5(6/19) 8 9 24+1.7/-3.7 24+1.7/-3.7 24+1.7/-3.7 24+1.7/-3.7 24.5 24.5 24.5 24.5 23.5 23.5 23.5 23.5 22.5 22.5 22.5 22.5 5.2 RF min. Rx sensitivity specifications Table 5-2 Conductive Minimum Sensitivity (LTE BW: 10MHz) Notes: The below test result is for reference only, 3GPP MIMO Design Spec.(dBm) Combined Band MIMO PRx DRx (dBm) Combined 1 -95 -98 -98 NA 2 -95 -98 -98 NA 3 -94 -98 -98 NA 4 -97 -98 -98 NA 5 -95 -99 -99 -102 7 -95 -97.5 -97.
COMPANY CONFIDENTIAL Design target (dBm) -160 -160 GNSS Spec. GPS GNSS tracking GLONASS sensitivit BEIDOU y (Stand Alone) GALILEO AGPS tracking sensitivity Spec (dBm) -158±2 -158±2 NA NA NA -157 NA -156±1 Remark: a. It has 3dB margin at least refer to 3GPP standard. b. The typical value of LTE was measured as combine Rx sensitivity which was follow test setup of 3GPP standard (TS36.521 charter 7.2 and charter 7.3.5), the test setup is follow TS36.508 Annex A Figure A.3. c.
Federal Communication Commission Interference Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
However, the OEM integrator is still responsible for testing their end-product for any additional compliance requirements required with this module installed IMPORTANT NOTE: In the event that these conditions can not be met (for example certain laptop configurations or co-location with another transmitter), then the FCC authorization is no longer considered valid and the FCC ID can not be used on the final product.
fonctionnement indésirable. Radiation Exposure Statement: This equipment complies with ISED radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. Déclaration d'exposition aux radiations: Cet équipement est conforme aux limites d'exposition aux rayonnements ISED établies pour un environnement non contrôlé.
Dans le cas où ces conditions ne peuvent être satisfaites (par exemple pour certaines configurations d'ordinateur portable ou de certaines co-localisation avec un autre émetteur), l'autorisation du Canada n'est plus considéré comme valide et l'ID IC ne peut pas être utilisé sur le produit final. Dans ces circonstances, l'intégrateur OEM sera chargé de réévaluer le produit final (y compris l'émetteur) et l'obtention d'une autorisation distincte au Canada.
End Product Labeling This transmitter module is authorized only for use in device where the antenna may be installed such that 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 IC: 2878D-T77W968C9". 2878D-T77W968”.
