WMSIC Electronic Components

XINLUDA XL74LS06

ModelXL74LS06
PackageSOIC-14
BrandXINLUDA
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XINLUDA XL74LS06
Type
XINLUDA
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XINLUDA
Electronic Component
XL74LS06
Electronic Component
1
Package
SOIC-14
Electronic Component
Buffers / Drivers / Transceivers
Electronic Component
74LS
Electronic Component
0.296g
Electronic Component
1
Electronic Component
1
Features
Level Conversion
Electronic Component
BM0257590125
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~5.5V
Output Type
Electronic Component
Type
Electronic Component

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

XL74LS06 产品概述

一、概述

XL74LS06 是信路达(XINLUDA)出品的一款符合 74LS 系列规范的开漏(Open-Collector)缓冲/反相驱动器,常见封装为 SOIC-14。器件工作电压范围为 4.5V ~ 5.5V,工作温度范围 -40℃ ~ +85℃,适用于 TTL 电平环境下的总线接口、指示/驱动输出和电平隔离等场合。

二、主要参数

  • 输出类型:开漏(Open-Collector, 单向)
  • 工作电压:4.5V ~ 5.5V
  • 通道数:6 个独立通道(常见 7406 为六路反相缓冲/驱动)
  • 灌电流(低电平输出 IOL):40 mA(可靠下拉能力)
  • 拉电流(高电平 IOH,开路时漏电):0.25 mA(典型泄漏)
  • 系列:74LS(Low-power Schottky TTL)
  • 传播延迟 tpd:15 ns(在 5V、CL = 15 pF 条件下)
  • 封装:SOIC-14
  • 工作温度:-40℃ ~ +85℃

三、功能与特点

  • 开漏输出设计,适合多器件线与(wired-OR)或需要外部上拉的场景;器件本身不能源电流,高电平状态需由外部上拉电阻或上拉电路提供。
  • 单向驱动,输入为 TTL 电平接口,输出为强下拉能力(最大 40 mA 测试条件),可直接驱动小功率指示灯或通过上拉驱动继电器/晶体管基极。
  • 低功耗肖特基 TTL 技术,既保证开关速度,也兼顾功耗与成本。
  • 兼容常见 5V 系统,传播延迟短(约 15 ns),适合中速控制与总线应用。

四、典型应用场景

  • 多点总线线与-或(wired-OR)逻辑实现与总线仲裁。
  • LED 指示、数码管段选(通过上拉限制电流)和继电器/小继电器驱动(需外接保护二极管及驱动器件)。
  • 微控制器与外设间的电平接口/缓冲,作为输出扩展器或电平隔离器(注意上拉电阻的允许电压)。
  • 报警、电源指示及其它需要集线下拉的场景。

五、典型连接与使用注意事项

  • 由于输出为开漏结构,所有输出需要外部上拉电阻或上拉电源(通常为 +5V)。上拉电阻大小需根据期望上拉电流与允许 IOL 选择,例如在 5V 电源下希望在低电平时最大 40 mA,下拉电阻应满足 R ≈ (5V - VCE(sat)) / 40 mA ≈ 120Ω(仅作理论计算,不建议长期以最大额定电流工作)。通常建议上拉电阻取值在 1 kΩ ~ 10 kΩ 以兼顾速度与功耗。
  • 输出不能源电流,高电平应用中避免期望芯片输出驱动高电平电流。IOH 为泄漏级(约 0.25 mA),超出该值需靠外部上拉提供。
  • 驱动感性负载时(继电器、电磁铁等),务必在负载两端并联合适的反向二极管或 RC 吸收器以吸收反向尖峰,防止输出晶体管被破坏。
  • 全局电源去耦:在 VCC 与 GND 之间靠近芯片引脚放置 0.1 μF 陶瓷去耦电容,以抑制瞬态噪声与改善高速切换性能。
  • 注意封装电流总和限制:虽然单通道可承受较大下拉电流,但整片器件及 PCB 铜箔散热和电源能力也有上限,避免多通道同时在高 IOL 条件下长时间工作。

六、封装与可靠性

  • 常见封装为 SOIC-14,适用于表面贴装组装流程。应注意焊接温度曲线与回流工艺,以免超出器件规定的焊接温度和时长。
  • 工作温度范围覆盖工业级(-40℃ ~ +85℃),适合工业和消费类环境使用。出货前建议参照完整技术手册进行湿热、振动与 ESD 可靠性评估。

七、选型建议与资料获取

  • 若系统需八路缓冲,可选用相应的 74LS 系列八路器件或使用两片 74LS06。
  • 购买与设计前请参阅完整数据手册以获取详细引脚定义、最大额定值、功耗和时序图。对于驱动能力、封装热阻及总功耗限制,建议遵循厂商原始数据表中的规范。
  • 推荐在原理图中明确上拉电阻值、去耦电容及任何必要的保护元件,以保证长期稳定工作。

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