Quectel L50 Manuals

Manuals and User Guides for Quectel L50. We have 1 Quectel L50 manual available for free PDF download: Hardware Design

Quectel L50 Hardware Design

Quectel L50 Hardware Design (39 pages)

GPS Engine

Brand: Quectel | Category: Engine | Size: 1 MB

Table of Contents

Table of Contents
3
Contents
3
Revision History

7
1 Introduction

8
- Related Documents
  8
- Terms and Abbreviations
  8
2 Product Concept

10
- Key Features
  10
- Functional Diagram
  12
- Evaluation Board
  12
- Protocol
  12
3 Application

13
- Pin Assignment of the Module
  13
- Pin Description
  14
- Operating Modes
  17
- Power Management
  17
  - VCC Power
    17
  - VIO/RTC Power
    17
  - Energy Saving Mode
    18
- Power Supply
  19
  - Power Reference Design
    19
  - Battery
    20
- Timing Sequence
  21
- Figure 7: Turn on Timing Sequence of Module
  22
- Communication Interface
  23
  - UART Interface
    23
  - I2C Interface
    24
  - Figure 11: I2C Timing Sequence
    25
  - SPI Interface
    26
- Assisted GPS
  26
- Figure 13: Reference Design for Cgee Function
  27
4 Radio Frequency

28
- Antenna
  28
- Design Notice
  29
- Figure 15: Evb of L50
  30
5 Electrical, Reliability and Radio Characteristics

31
- Absolute Maximum Ratings
  31
- Operating Conditions
  31
- Current Consumption
  32
- Electro-Static Discharge
  32
- Reliability Test
  33
6 Mechanical Dimensions

34
- Mechanical Dimensions of the Module
  34
- Recommended Footprint
  35
- Top View of the Module
  36
- Bottom View of the Module
  36
  - Manufacturing
    37
  - ESD Safe
    38

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