WMSIC Electronic Components

GTL2014PW,118 GTL2014PW

ModelGTL2014PW,118
PackageTSSOP-14
BrandNXP
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 22+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
NXP GTL2014PW, 118
Type
NXP
Unit
Electronic Component
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
NXP
Electronic Component
GTL2014PW,118
Electronic Component
1
Package
TSSOP-14
Electronic Component
Converter / Level positions
Electronic Component
0.274g
Electronic Component
1
Electronic Component
1
Electronic Component
BM0058402591
Operating Temperature
40℃~+85℃
Signal
LVTTL
Output Type
Electronic Component
Type
Electronic Component
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

GTL2014PW,118 产品概述

GTL2014PW,118 是恩智浦(NXP)面向混合信号互联场景推出的一款四通道双向电平/信号转换器,常用于 LVTTL 逻辑侧与开漏总线侧之间的可靠互联。器件以 14 引脚 TSSOP 封装提供,工作温度覆盖工业级 -40℃ 至 +85℃,每颗器件包含 4 条独立通道,适合多通道信号隔离、总线扩展与电平兼容设计。

一、主要功能与特性

  • 双向数据通道:每通道支持双向信号传输,简化总线方向控制与主从切换的设计复杂度,适用于需要双向通信的场景。
  • LVTTL 输入兼容:器件输入端兼容 LVTTL 电平,便于与常见 MCU、FPGA、逻辑芯片直接连接。
  • 开漏输出:输出端采用开漏结构,适合与上拉电阻一起构成共享总线(例如 I/O 总线或简单串行信号线),允许多主设备或总线仲裁。
  • 四通道集成:单颗器件包含 4 路独立通道,节省 PCB 面积并降低器件数量与 BOM 成本。
  • 工业级温度范围:工作温度 -40℃ 到 +85℃,可满足工业、汽车电子(非车规)和其它严苛环境下的可靠性要求。
  • 封装与可制造性:TSSOP-14 小外形封装,利于高密度布局与自动贴片生产。产品型号后缀(如 ,118)通常与包装方式(卷带)相关,具体请以 NXP 官方数据表或授权分销商信息为准。

二、典型应用场景

  • MCU/FPGA 与外设之间的电平/总线适配:在 MCU LVTTL 推挽端与具有开漏需求的外设总线间作接口。
  • 多主或多从的共享总线系统:开漏输出便于实现线与逻辑仲裁,适用于需要多个发言者的总线架构。
  • 信号电平整合与总线延伸:在不同供电或不同电平域之间提供简单可靠的互联解决方案。
  • 工业控制与嵌入式系统:工作温度与封装适配工业级电子设备和嵌入式模块化设计。

三、设计与使用要点

  • 上拉电阻:由于输出为开漏结构,通用设计需在开漏侧或总线上增加适当阻值的上拉电阻。上拉阻值的选择应兼顾响应速度与功耗(典型取值范围依据总线负载、电容和所需上升时间决定)。
  • 方向控制与双向实现:请根据实际电路需要确认通道的方向控制方式(自动双向感测或需外部方向控制)。在使用前务必参照 NXP 数据手册明确每个引脚的功能与典型连接示例。
  • 电源与旁路:稳定的电源供给和贴近芯片的高频旁路电容是保证信号完整性与 EMC 性能的重要措施。建议在 VCC 近旁放置 0.1 µF 陶瓷旁路电容并靠近地平面布线。
  • PCB 布线建议:尽量缩短开漏总线的布线长度,避免长走线引起的总线电容增加和信号反射;对高速或敏感信号采用差分或屏蔽措施(若适用)。
  • ESD 与保护:若应用在外部易受干扰环境,考虑增加外部 TVS 或浪涌保护器件以增强系统可靠性。

四、优势与选型建议

  • 集成度高:四通道封装减少器件数、简化布局与装配。
  • 适配广泛:对 LVTTL 输入与开漏输出的组合支持,使其成为多种嵌入式与工业接口的通用选择。
  • 工业级耐温:-40℃ 至 +85℃ 的工作范围便于部署在温度变化较大的场合。
  • 选型注意:在选型阶段应确认具体的电压等级(VCC 范围)、每通道最大电流承受能力、传输速率限制、输入阈值与时序特性等关键参数,建议结合 NXP 官方数据手册进行最终确认。

五、资料获取与后续步骤

为确保设计无误并充分利用器件性能,请获取并阅读 NXP 发布的 GTL2014 数据手册、应用说明与布局参考图。数据手册将提供引脚功能表、电气特性、典型应用电路与封装尺寸等关键信息。如需替代件或更高等级(例如更高工作温度或不同封装形式),可咨询 NXP 授权分销商获取器件家族比较与推荐。

总结:GTL2014PW,118 以其四通道、双向传输、LVTTL 输入与开漏输出组合,适合需要在不同电平域或共享总线上实现可靠互联的嵌入式与工业应用。合理的上拉设计、电源旁路与 PCB 布局能充分发挥其稳定性与兼容性,建议结合官方数据手册完成电气与热设计验证。

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