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SC20-A_Manual_R1.0 Confidential / Released 18 / 49

Antenna Interface

6.1. Main/Rx-diversity Antenna Interface

6.1.1. Pin Definition

Table 6: Pin Definition of the Main/Rx-diversity Antenna

Pin Name

Pin No.

I/O

Description

Comment

ANT_MAIN

Main antenna

50Ω impedance

6.1.2. Operating Frequency

Table 7: SC20 Module Operating Frequencies

3GPP Band

Receive

Transmit

Unit

GSM850

869-894

824-849

MHz

EGSM900

925-960

880-915

MHz

DCS1800

1805-1880

1710-1785

MHz

PCS1900

1930-1990

1850-1910

MHz

WCDMA Band 1

2110-2170

1920-1980

MHz

WCDMA Band 2

1930-1990

1850-1910

MHz

SC20 antenna interface includes a main antenna, an Rx-diversity/MIMO antenna, a GNSS antenna and a

Wi-Fi/BT antenna. The antenna interface has an impedance of 50Ω.

The main antenna and Rx-diversity antenna pins’ definition are shown below.

ANT_DRX

131

Diversity antenna

50Ω impedance

Содержание SC20-A

Страница 1: ...SC20 A Manual LTE Module Series Rev SC20 A_Manual_R1 0 Date 2017 06 30 www quectel com...

Страница 2: ...ION PROVIDED IS BASED UPON CUSTOMERS REQUIREMENTS QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAI...

Страница 3: ...SC20 A_Manual_R1 0 Confidential Released 2 49 About the Document History Revision Date Author Description 1 0 2016 06 29 Nina Dou SC20 A_Manual_R1 0...

Страница 4: ...ance 15 5 GNSS 17 5 1 GNSS Performance 17 6 Antenna Interface 18 6 1 Main Rx diversity Antenna Interface 18 6 1 1 Pin Definition 18 6 1 2 Operating Frequency 18 6 2 Wi Fi BT Antenna Interface 20 6 3 G...

Страница 5: ...1 10 Appendix A GPRS Coding Schemes 43 11 Appendix B GPRS Multi slot Classes 44 12 Appendix C EDGE Modulation and Coding Schemes 45 13 CE Requirement 46 14 IC FCC Requirement 47 14 1 FCC Regulations 4...

Страница 6: ...r device offers an Airplane Mode which must be enabled prior to boarding an aircraft Switch off your wireless device when in hospitals or clinics or other health care facilities These requests are des...

Страница 7: ...it is ON it receives and transmits radio frequency energy RF interference can occur if it is used close to TV set radio computer or other electric equipment In locations with potencially explosive at...

Страница 8: ...LONASS BeiDou satellite positioning systems Due to multiple speech and audio codecs as well as the built in high performance AdrenoTM 304 graphics processing unit it enables smooth play of 720P videos...

Страница 9: ...Support DL 2 x 2 MIMO FDD data rate Max 150Mbps DL 50Mbps UL TDD data rate Max 130Mbps DL 35Mbps UL WCDMA Features Support 3GPP R8 DC HSPA Support 16 QAM 64 QAM and QPSK modulation 3GPP R6 HSUPA Max...

Страница 10: ...ecification the data transfer rate can reach up to 480Mbps Used for AT command communication data transmission software debugging and firmware upgrade Support USB OTG Need additional 5V power supply c...

Страница 11: ...interface AUDIO interface 1 Within operation temperature range the module is 3GPP compliant 2 Within extended temperature range the module remains the ability to establish and maintain a voice SMS da...

Страница 12: ...4 Evaluation Board In order to help you to develop applications with SC20 Quectel supplies an evaluation board SMART EVB RS 232 to USB cable USB data cable power adapter earphone antenna and other per...

Страница 13: ...era interface Audio interface USB interface USIM interface UART interface SDIO interface I2C interface ADC interface SC20 is equipped with 146 pin 1 0mm pitch SMT pads plus 64 pin ground pads and rese...

Страница 14: ...SC20 A_Manual_R1 0 Confidential Released 13 49 3 2 Pin Assignment The following figure shows the pin assignment of SC20 module Figure 2 Pin Assignment Top View...

Страница 15: ...e module via the interface so as to achieve Wi Fi and BT functions SC20 module supports 2 4G and 5G double band WLAN wireless communication based on IEEE 802 11 a 802 11b 802 11g 802 11n standard prot...

Страница 16: ...ence 3 0 HS 4 0 24 Mbit s Reference 4 0 LE Referenced specifications are listed below No Document 1 Bluetooth Radio Frequency TSS and TP Specification 1 2 2 0 2 0 EDR 2 1 2 1 EDR 3 0 3 0 HS August 6 2...

Страница 17: ...SC20 A_Manual_R1 0 Confidential Released 16 49 Packet Types DH5 2 DH5 3 DH5 Transmitting Power 10dBm 8dBm 8dBm Receiver Performance Packet Types DH5 2 DH5 3 DH5 Receiving Sensitivity 92dBm 91dBm 86dBm...

Страница 18: ...0 dBm TTFF GNSS Cold start 32 s Warm start 30 s Hot start 2 s Static Drift GNSS CEP 50 6 m SC20 module integrates a Qualcomm IZat GNSS engine GEN 8C which supports multiple positioning and navigation...

Страница 19: ...ng Frequencies 3GPP Band Receive Transmit Unit GSM850 869 894 824 849 MHz EGSM900 925 960 880 915 MHz DCS1800 1805 1880 1710 1785 MHz PCS1900 1930 1990 1850 1910 MHz WCDMA Band 1 2110 2170 1920 1980 M...

Страница 20: ...930 1990 1850 1910 MHz LTE FDD Band 3 1805 1880 1710 1785 MHz LTE FDD Band 4 2110 2155 1710 1755 MHz LTE FDD Band 5 869 894 824 849 MHz LTE FDD Band 8 925 960 880 915 MHz LTE FDD Band 12 729 746 699 7...

Страница 21: ...472MHz 5180 5825MHz MHz BT4 1 LE 2402 2480MHz MHz 6 3 GNSS Antenna Interface The following tables show the GNSS antenna pin s definition and frequency specification Table 10 Pin Definition of GNSS Ant...

Страница 22: ...SM900 WCDMA B5 B6 B8 B19 CDMA BC0 LTE FDD B5 B8 B12 B13 B18 B19 B20 B26 B28 Cable Insertion Loss 1 5dB DCS1800 PCS1900 WCDMA B1 B2 B4 TD SCDMA B34 B39 LTE FDD B1 B2 B3 B4 B25 LTE TDD B39 Cable Inserti...

Страница 23: ...gain do not exceed the limits for each given frequency band per wireless technology as follow table Technology Band Maximum Conducted Power dBm Maximum Antenna Gain dBi GSM GSM850 33 0 3 0 GSM1900 30...

Страница 24: ...5 SC20 Module Power Supply Ratings Parameter Description Conditions Min Typ Max Unit VBAT VBAT Voltage must stay within the min max values including voltage drop ripple and spikes 3 5 3 8 4 2 V Voltag...

Страница 25: ...e voltage accuracy 2 Charge current range 90mA steps 90 1440 mA Charge current accuracy 10 Charge termination current when charge current is from 90 to 450mA 7 Charge termination current when charge c...

Страница 26: ...ed the specified tolerances When the temperature returns to the normal operating temperature levels the module will meet 3GPP compliant again 7 5 Current Consumption Table 18 SC20 CE Current Consumpti...

Страница 27: ...Bm 117 8 mA DCS1800 PCL 0 28 91dBm 200 9 mA DCS1800 PCL 7 15 35dBm 157 mA DCS1800 PCL 15 0 21dBm 138 1 mA CDMA voice call BC0 max power 23 91dBm 619 8 mA BC0 min power 60 28dBm 128 7 mA WCDMA voice ca...

Страница 28: ...2 5 mA Band 8 HSUPA 21 56dBm 436 mA LTE data transfer LTE FDD Band1 22 96dBm 631 2 mA LTE FDD Band3 22 95dBm 639 6 mA LTE FDD Band8 23 17dBm 542 mA LTE TDD Band38 22 02dBm 422 89 mA LTE TDD Band39 22...

Страница 29: ...RX 7 2 37 mA Sleep DRX 8 1 91 mA LTE TDD supply current Sleep DRX 5 5 51 mA Sleep DRX 6 3 45 mA Sleep DRX 7 2 40 mA Sleep DRX 8 1 85 mA GSM voice call Sleep PCL 5 32 79dBm 255 mA GSM850 PCL 12 19 04dB...

Страница 30: ...26dBm 536 mA GPRS data transfer GPRS850 1UL 4DL 32 83dBm 260 mA GPRS850 2UL 3DL 32 72dBm 422 mA GPRS850 3UL 2DL 30 71dBm 491 mA GPRS850 4UL 1DL 29 59dBM 571 mA GPRS900 1UL 4DL 33 02dBm 272 mA GPRS900...

Страница 31: ...DL 26 54dBm 451 mA EDGE900 1UL 4DL 27 05dBm 182 mA EDGE900 2UL 3DL 26 99dBm 281 mA EDGE900 3UL 2DL 27 07dBm 374 mA EDGE900 4UL 1DL 26 84dBm 476 mA DCS1800 1UL 4DL 25 56dBm 178 mA DCS1800 2UL 3DL 25 69...

Страница 32: ...699 mA LTE FDD Band5 23 64dBm 684 mA LTE FDD Band7 22 98dBm 868 mA LTE FDD Band8 23 59dBm 681 mA LTE FDD Band20 23 48dBm 692 mA LTE TDD Band38 23 21dBm 500 mA LTE TDD Band40 23 28dBm 449 mA LTE TDD Ba...

Страница 33: ...15 1 13dBm 135 44 mA WCDMA voice call Band 1 max power 23 69dBm 547 75 mA Band 2 max power 23 90dBm 576 08 mA Band 4 max power 23 65dBm 537 20 mA Band 5 max power 23 47dBm 533 06 mA Band 8 max power 2...

Страница 34: ...0 28 mA PCS1900 4UL 1DL 25 40dBm 462 mA WCDMA data transfer Band 1 HSDPA 22 7dBm 487 87 mA Band 2 HSDPA 22 90dBm 539 mA Band 4 HSDPA 22 73dBm 495 49 mA Band 5 HSDPA 22 73dBm 497 11 mA Band 8 HSDPA 22...

Страница 35: ...atic discharge ESD in general Consequently it should be subject to ESD handling precautions that are typically applied to ESD sensitive components Proper ESD handling and packaging procedures must be...

Страница 36: ...idential Released 35 49 8 Technical Dimensions This chapter describes the mechanical dimensions of the module All dimensions are measured in mm 8 1 Mechanical Dimensions of the Module Figure 3 Module...

Страница 37: ...SC20 A_Manual_R1 0 Confidential Released 36 49 Figure 4 Module Bottom Dimensions Top View...

Страница 38: ...ed 37 49 8 2 Recommended Footprint Figure 5 Recommended Footprint Top View 1 For easy maintenance of the module keep about 3mm between the module and other components in the host PCB 2 All RESERVED pi...

Страница 39: ...8 49 8 3 Top and Bottom View of the Module Figure 6 Top View of the Module Figure 7 Bottom View of the Module These are design effect drawings of SC20 module For more accurate pictures please refer to...

Страница 40: ...2 hours at factory conditions of 30 C 60 RH 4 If baking is required devices may be baked for 48 hours at 125 C 5 C 9 2 Manufacturing and Welding Push the squeegee to apply the solder paste on the surf...

Страница 41: ...t the peak reflow temperature is from 235 to 245 C for SnAg3 0Cu0 5 alloy The absolute maximum reflow temperature is 260 C To avoid damage to the module caused by repeated heating it is suggested that...

Страница 42: ...ed 41 49 9 3 Packaging Figure 10 Tape Dimensions Figure 11 Reel Dimensions SC20 is packaged in tape and reel carriers One reel is 12 32 meters long and contains 200pcs modules The following figures sh...

Страница 43: ...nfidential Released 42 49 Table 22 Reel Packaging Model Name MOQ for MP Minimum Package 200pcs Minimum Package 4 800pcs SC20 200 Size 370mm 350mm 85mm N W 1 92kg G W 3 17kg Size 380mm 365mm 365mm N W...

Страница 44: ...23 Description of Different Coding Schemes Scheme CS 1 CS 2 CS 3 C4 4 Code Rate 1 2 2 3 3 4 1 USF 3 3 3 3 Pre coded USF 3 6 6 12 Radio Block excl USF and BCS 181 268 312 428 BCS 40 16 16 16 Tail 4 4 4...

Страница 45: ...ined for MS in GPRS specification Multi slot classes are product dependent and determine the maximum achievable data rates in both the uplink and downlink directions Written as 3 1 or 2 2 the first nu...

Страница 46: ...s 26 8kbps 53 6kbps CS 3 GMSK 15 6kbps 31 2kbps 62 4kbps CS 4 GMSK 21 4kbps 42 8kbps 85 6kbps MCS 1 GMSK C 8 80kbps 17 60kbps 35 20kbps MCS 2 GMSK B 11 2kbps 22 4kbps 44 8kbps MCS 3 GMSK A 14 8kbps 29...

Страница 47: ...53 EU The full text of the EU declaration of conformity is available at the following internet address 7th Floor Hongye Building No 1801 Hongmei Road Xuhui District Shanghai 200233 China http www que...

Страница 48: ...urning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation be...

Страница 49: ...tended for OEM integrator The OEM integrator is still responsible for the FCC compliance requirement of the end product which integrates this module 20cm minimum distance has to be able to be maintain...

Страница 50: ...evice may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation The Innovation Science and Economic Developme...

Страница 51: ...ce depends on the dielectric of PCB the trace width and the grand plane spacing Coated Coplanar Line is required the detail simulation as below 2 the RF trace of the test board which was used in the F...

Страница 52: ...ce depends on the dielectric of PCB the trace width and the grand plane spacing Coated Coplanar Line is required the detail simulation as below 4 the RF trace of the test board which was used in the F...

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