L718-CN 硬件用户手册
文档版本:V1.0.2
更新日期:2017.12.05
适用型号
序号
产品型号
1
2
3
4
L718-CN-00
L718-CN-01
L718-CN-02
L718-CN-06
说明
NA
NA
NA
NA
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版权声明
版权所有©2017 深圳市广和通无线股份有限公司。保留一切权利。
非经本公司书面许可,任何单位和个人不得擅自摘抄、复制本文档内容的部分或全部,并不得以任何形式
传播。
注意
由于产品版本升级或其他原因,本文档内容会不定期进行更新。除非另有约定,本文档仅作为使用指导,
本文档中的所有陈述、信息和建议不构成任何明示或暗示的担保。
版本记录
文档版本 更新日期
说明
V1.0.0
2017-08-28 初始版本
V1.0.1
2017-10-12 更新图 3-1,5-1
V1.0.2
2017-12-05 更新 L718-CN 系列产品型号列表,更改文件名,更新射频指标
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目录
1 前言 ....................................................................................................................................................... 7
1.1
1.2
1.3
说明 ......................................................................................................................................... 7
引用标准 ................................................................................................................................. 7
相关文档 ................................................................................................................................. 7
2 产品概述 ................................................................................................................................................ 8
2.1
2.2
2.3
2.4
产品简介 ................................................................................................................................. 8
产品规格 ................................................................................................................................. 8
应用框图 ............................................................................................................................... 10
硬件框图 ............................................................................................................................... 10
3 应用接口 .............................................................................................................................................. 12
3.1
LCC 接口 .............................................................................................................................. 12
3.1.1 管脚分布 ........................................................................................................................ 12
3.1.2 管脚定义 ........................................................................................................................ 13
3.2
电源 ....................................................................................................................................... 17
3.2.1 电源供电 ........................................................................................................................ 17
3.2.2
RTC 电源 ....................................................................................................................... 18
3.2.3
1.8V 输出 ....................................................................................................................... 18
3.2.4 功耗 ............................................................................................................................... 19
3.3
控制信号 ............................................................................................................................... 20
3.3.1 模块开机 ........................................................................................................................ 20
3.3.2 模块关机 ........................................................................................................................ 22
3.3.3 模块复位 ........................................................................................................................ 22
3.4
低功耗模式 ............................................................................................................................ 23
3.4.1 激活睡眠模式 ................................................................................................................. 24
3.5
USB 接口 .............................................................................................................................. 24
3.5.1
USB 接口定义 ................................................................................................................ 24
3.5.2
USB 接口应用 ................................................................................................................ 25
3.6
USIM 接口 ............................................................................................................................. 25
3.6.1
USIM 管脚 ..................................................................................................................... 25
3.6.2
USIM 接口电路 .............................................................................................................. 26
3.6.3
USIM 热插拔 .................................................................................................................. 27
3.6.4
USIM 设计要求 .............................................................................................................. 27
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3.7
UART 接口 ............................................................................................................................ 28
3.7.1
UART 接口定义 ............................................................................................................. 28
3.7.2
UART0 接口应用 ........................................................................................................... 28
3.8
状态指示 ............................................................................................................................... 29
3.8.1 MODULE_SLEEP_STATUS ......................................................................................... 29
3.8.2
LPG 信号 ....................................................................................................................... 29
3.8.3 WAKEUP_HOST ........................................................................................................... 30
3.9
睡眠控制信号 ........................................................................................................................ 31
3.9.1 WAKEUP_MODULE ..................................................................................................... 31
3.9.2
AP_SLEEP_STATUS .................................................................................................... 31
3.10
3.11
Clock 接口 ............................................................................................................................. 31
ADC 接口 .............................................................................................................................. 32
3.12 数字音频接口 ........................................................................................................................ 32
3.12.1
I2S 模式 ......................................................................................................................... 32
3.12.2 PCM 模式 ...................................................................................................................... 33
3.13
3.14
3.15
I2C 接口 ................................................................................................................................ 33
SPI 接口 ................................................................................................................................ 34
GPIO 接口 ............................................................................................................................. 34
4 射频接口 .............................................................................................................................................. 36
4.1
4.2
4.3
4.4
工作频段 ............................................................................................................................... 36
发射功率 ............................................................................................................................... 36
接收灵敏度 ............................................................................................................................ 37
射频 PCB 设计 ...................................................................................................................... 37
4.4.1 走线原则 ........................................................................................................................ 37
4.4.2 阻抗设计 ........................................................................................................................ 38
4.5
天线设计 ............................................................................................................................... 38
4.5.1 天线设计要求 ................................................................................................................. 38
5 结构规格 .............................................................................................................................................. 41
5.1
5.2
5.3
5.4
5.5
产品外观 ............................................................................................................................... 41
结构尺寸 ............................................................................................................................... 41
推荐 PCB 焊盘设计 ............................................................................................................... 42
SMT 贴片 .............................................................................................................................. 42
存储 ....................................................................................................................................... 43
5.5.1 保存期限 ........................................................................................................................ 43
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5.5.2 车间寿命 ........................................................................................................................ 43
5.5.3 烘烤 ............................................................................................................................... 43
5.6
包装 ....................................................................................................................................... 43
5.6.1 托盘包装 ........................................................................................................................ 43
5.6.2 托盘尺寸 ........................................................................................................................ 44
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1 前言
1.1 说明
本文阐述了 L718-CN 模块的电气特性、RF 性能、结构尺寸以及应用环境等方面的信息。在本文档和
其他相关文档的帮助下,应用开发者可快速理解 L718-CN 模块的硬件功能并进行产品的硬件开发。
1.2 引用标准
本产品在设计时参考以下标准:
3GPP TS 51.010-1 V10.5.0: Mobile Station (MS) conformance specification; Part 1:
Conformance specification
3GPP TS 34.121-1 V10.8.0: User Equipment (UE) conformance specification;Radio
transmission and reception (FDD);Part 1: Conformance specification
3GPP TS 34.122 V10.1.0: Technical Specification Group Radio Access Network; Radio
transmission and reception (TDD)
3GPP TS 36.521-1 V10.6.0: User Equipment (UE) conformance specification; Radio
transmission and reception; Part 1: Conformance testing
3GPP TS 21.111 V10.0.0: USIM and IC card requirements
3GPP TS 51.011 V4.15.0: Specification of the Subscriber Identity Module -Mobile Equipment
(SIM-ME) interface
3GPP TS 31.102 V10.11.0: Characteristics of the Universal Subscriber Identity Module (USIM)
application
3GPP TS 31.11 V10.16.0: Universal Subscriber Identity Module (USIM) Application
Toolkit(USAT)
3GPP TS 36.124 V10.3.0: ElectroMagnetic Compatibility (EMC) requirements for mobile
terminals and ancillary equipment
3GPP TS 27.007 V10.0.8: AT command set for User Equipment (UE)
3GPP TS 27.005 V10.0.1: Use of Data Terminal Equipment - Data Circuit terminating Equipment
(DTE - DCE) interface for Short Message Service (SMS) and Cell Broadcast Service (CBS)
1.3 相关文档
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2 产品概述
2.1 产品简介
L718-CN 是高度集成的 4G 无线通信模块,支持 LTE FDD/LTE TDD/WCDMA/TD-SCDMA/GSM 制式,
应用于中国无线通信设备市场。
L718-CN 系列产品频段划分如下
L718-CN-00
L718-CN-01
L718-CN-02
L718-CN-06
LTE FDD
Band 1,3,5,8
Band 1,3,8
不支持
Band 1,3,5
LTE TDD
Band 34,38,39,
40,41
不支持
WCDMA
Band 1,8
Band 1,8
TD-SCDMA
Band 34,39
不支持
Band 34,38,39,
40,41
不支持
不支持
900/1800MHz
900/1800MHz
900/1800MHz
不支持
不支持
不支持
不支持
GSM
ANT
Main +Diversity
Main +Diversity
Main +Diversity
Main +Diversity
2.2 产品规格
规格
LTE FDD: Band 1,3,5,8
LTE TDD: Band 34,38,39,40,41
工作频段
WCDMA/HSPA+: Band 1,8
TD-SCDMA: Band 34,39
GSM/GPRS/EDGE: 900/1800MHz
LTE FDD Rel.9
150Mbps DL/50Mbps UL(Cat 4)
LTE TDD Rel.9
112Mbps DL/10Mbps UL(Cat 4)
数据传输
UMTS/HSPA+ Rel.6
UMTS:384 kbps DL/384 kbps UL
HSPA+:21Mbps DL(Cat 14)/5.76Mbps UL(Cat6)
TD-SCDMA Rel.9
4.2Mbps DL/2.2Mbps UL
GPRS/EDGE Rel.5 GPRS:85.6kbps DL/85.6kbps UL(multi-slot class 12)
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