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Quectel EG915U-EU User Manual

Quectel EG915U-EU
82 pages
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EG915U-EU
Hardware Design
LTE Standard Module Series
Version: 1.0.0
Date: 2021-06-24
Status: Preliminary

Table of Contents

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Quectel EG915U-EU Specifications

General IconGeneral
BrandQuectel
ModelEG915U-EU
CategoryControl Unit
LanguageEnglish

Summary

Safety Information

About the Document

Introduction

Special Mark

Defines special marks used in the document for clarity on features and models.

Product Overview

Frequency Bands and Functions

Lists supported wireless network types and frequency bands for the EG915U-EU module.

Key Features

Details the main functional features and specifications of the EG915U-EU module.

Functional Diagram

Provides a block diagram illustrating the module's major functional parts.

Pin Assignment

Illustrates the pin assignment of the module with a top view diagram.

Pin Description

Describes the DC characteristics and pin functions of the module's interfaces.

Operating Characteristics

Operating Modes

Outlines the different operating modes of the module, such as Idle, Talk/Data, and Sleep.

Sleep Mode

Describes procedures for reducing current consumption in sleep mode via UART or USB.

Power Supply

Details power supply pins and requirements for the module's stable operation.

Module Control and Reset

Covers module power-on, power-off, and reset procedures using specific pins.

Application Interfaces

Analog Audio Interfaces

Details the analog audio interfaces and their design considerations for microphone and receiver.

USB and USB_BOOT

Covers the USB 2.0 interface and USB_BOOT for firmware upgrade.

(U)SIM Interface

Details the (U)SIM interface circuitry and supported card types.

Communication Interfaces

Covers I2C, PCM, UART, ADC, and SPI interfaces.

Control and Indication Signals

Describes control signals like W_DISABLE# and indication signals for status.

RF Specifications

Cellular Network

Details cellular network specifications including frequency bands, Tx power, and sensitivity.

RF Design and Interfaces

Covers antenna reference design and GRFC interfaces for tuners.

RF Routing and Antenna Design

Discusses RF routing, antenna requirements, and connector recommendations.

Electrical Characteristics & Reliability

Absolute Maximum Ratings

Lists absolute maximum ratings for power supply and pins.

Power Supply and Consumption

Details power supply ratings and power consumption of the module.

ESD and Temperature

Covers ESD precautions and operating/storage temperature limits.

Mechanical Information

Mechanical Dimensions

Describes the mechanical dimensions of the module in millimeters.

Recommended Footprint

Provides the recommended footprint for the module on a PCB.

Top and Bottom Views

Shows top and bottom views of the module for identification.

Storage, Manufacturing & Packaging

Storage Conditions

Details recommended storage conditions and handling for the module.

Manufacturing and Soldering

Covers recommended manufacturing and soldering thermal profiles.

Packaging Specifications

Describes the tape and reel packaging specifications for the module.

Appendix References

Related product manuals