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Quectel EC20-CE LTE Evaluation Board (EVB) Kit

Quectel EC20-CE LTE Evaluation Board (EVB) Kit

Manufacturer: Quectel
Availability: In Stock

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Development Tools


-RS-232 interfaces  

-USB interface  

-Power supply  

-Antenna interface  

-Handset interface  

-Earphone interface  

-Test interface


-Digital or analog audio interface  

-Network status LED  

-Power key  

-Reset key

UMTS & LTE EVB Features

Power Supply

DC supply: 4.5~5.5V, typical 5V

UMTS & LTE TE-A Interface

Support UMTS<E modules:

Wi-Fi & Ethernet TE-A Interface

Support Wi-Fi modules: FC20/AF20

SD Interface

Support SD card

(U)SIM Interface

Support (U)SIM card insertion detection
Support (U)SIM card: 3.0V and 1.8V

Audio Interfaces

One digital audio codec board interface

Support Realteck ALC5616 and TI TLV320AIC3104 codec boards
Three analog interfaces used for loudspeaker, earphone and handset

UART Interfaces

Two UART interfaces:
COM1: serial interface for data communication
Max baud rate: 460800bps;
COM2: serial interface for debug purpose
Default baud rate: 115200bps

USB Interface

USB 2.0

Signal Indication

5 LEDs are available for signal indication

Button and Switches

Power Switch (S201), PWRKEY (S302), RESET (S303), PWRDWN_N (S301), BT Function Switch (S901)

EC20-CE LTE Module Features

Power Supply

Supply voltage: 3.3V~4.3V, Typical supply voltage: 3.8V

Frequency Bands

FDD-LTE (with Rx-diversity): B1/B3

TDD-LTE (with Rx-diversity): B38/B39/B40/B41

WCDMA (with Rx-diversity): B1

TD-SCDMA (with Rx-diversity): B34/B39

CDMA (with Rx-diversity): BC0

GSM: 900/1800


Transmitting Power

Class 4 (33dBm±2dB) for GSM850 and EGSM900
Class 1 (30dBm±2dB) for DCS1800 and PCS1900
Class E2 (27dBm±3dB) for GSM850 and EGSM900 8-PSK
Class E2 (26dBm±3dB) for DCS1800 and PCS1900 8-PSK
Class 3 (24dBm+6/-1dB) for CDMA BC0
Class 3 (24dBm+1/-3dB) for WCDMA bands
Class 2 (24dBm+1/-3dB) for TD-SCDMA bands
Class 3 (23dBm±2dB) for LTE FDD bands
Class 3 (23dBm±2dB) for LTE TDD bands

LTE Features

Support 3GPP R9 CAT3 FDD and TDD
Support 1.4 to 20MHz RF bandwidth
Support 2 ×2 MIMO in DL direction
FDD: Max 100Mbps (DL), 50Mbps (UL)
TDD: Max 61Mbps (DL), 18Mbps (UL

WCDMA Features

Support 3GPP R8 DC-HSPA+
Support 16-QAM, 64-QAM and QPSK modulation
3GPP R6 HSUPA: Max 5.76Mbps (UL)
3GPP R8 DC-HSPA+: Max 42Mbps (DL)

TD-SCDMA Features

Support 3GPP R8 1.28 TDD
Max 4.2Mbps (DL), 2.2Mbps (UL)

CDMA Features

Support 1x Advanced
Max 14.7Mbps (UL), 5.4Mbps (DL)

GSM Features

R99: CSD: 9.6kbps, 14.4kbps

Support GPRS multi-slot class 12 (12 by default)
Coding scheme: CS-1, CS-2, CS-3 and CS-4
Maximum of four Rx time slots per frame
Support EDGE multi-slot class 12 (12 by default)
Support GMSK and 8-PSK for different MCS (Modulation and Coding scheme)
Downlink coding schemes: CS 1-4 and MCS 1-9
Uplink coding schemes: CS 1-4 and MCS 1-9

Internet Protocol Features

Support the protocols PAP (Password Authentication Protocol) and CHAP (Challenge Handshake Authentication Protocol) which are usually used for
PPP connections


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