WMSIC Electronic Components

RENESAS DG409DYZ-T DG409DYZ

ModelDG409DYZ-T
Package16-SOIC
BrandRENESAS
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
RENESAS DG409DYZ-T
Type
16-SOIC
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RENESAS
Electronic Component
DG409DYZ-T
Electronic Component
1
Package
16-SOIC
Electronic Component
Analog Switch / Multiplexer
Electronic Component
0.488g
Electronic Component
1
Features
Analog
Electronic Component
BM0264889567
Operating Temperature
40℃~+85℃
Operating Voltage
5V~34V;-20V~-5V
(ton)
150ns
Capacitor(Con)
25pF
Resistor(Ron)
100Ω
(toff)
150ns

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

DG409DYZ-T 产品概述

一、概述

DG409DYZ-T(瑞萨 Renesas)是一款高可靠性的双路模拟开关器件,集成两组独立的4:1通道切换功能(即每路可在四个输入之间进行选择),适用于对模拟信号进行多路复用和切换的应用场景。器件采用16-SOIC封装,支持双向信号传输,适合音频、视频、传感器和数据采集等系统中对信号路由和切换性能有较高要求的设计。

二、主要参数

  • 导通电阻 (Ron):100 Ω(典型/最大值请参照规格书)
  • 导通电容 (Con):25 pF
  • 导通时间 (ton):150 ns
  • 关闭时间 (toff):150 ns
  • 工作电压:5 V ~ 34 V;-20 V ~ -5 V(支持宽电源范畴,适用于单电源和特定负电源场合)
  • 工作温度:-40 ℃ ~ +85 ℃
  • 功能特性:双向模拟通道、双路4:1多路开关
  • 封装:16-SOIC(便于表面贴装组装与散热)

三、功能特性与性能亮点

  • 双向通道:支持双向信号传输,输入输出方向可互换,便于简化系统布线。
  • 宽电源范围:器件支持较宽的供电电压区间,适配多种系统电源拓扑。
  • 快速响应:约150 ns的导通与关闭时间,适合需要快速通断或切换的应用。
  • 低导通阻抗与小的导通电容:100 Ω的导通电阻配合25 pF的导通电容,在保持信号完整性、降低失真及带宽损耗方面表现均衡。
  • 环境适应性:工作温度范围覆盖工业级要求,适用于多种工作环境。

四、典型应用场景

  • 音频与视频信号路由:多通道音频切换、视频源选择等场合。
  • 数据采集与测量系统:多路传感器或信号源的扫描与切换,便于ADC前端的多通道采样。
  • 工业控制与仪器仪表:需要在若干模拟通道之间进行可靠切换的系统。
  • 通信与测试设备:射频前端低速模拟信号路由(需注意频率/带宽匹配)。

五、封装、选型建议与使用注意

  • 封装与安装:16-SOIC封装适合自动化贴片生产;布局时建议将器件靠近模拟信号源或ADC输入放置,以减小走线引入的干扰与寄生电容。
  • 电源与退耦:尽量为供电引脚做良好旁路与退耦,减小开关瞬态对系统的影响。
  • 控制与逻辑:在设计开关控制逻辑时应考虑切换时钟/控制信号的上升下降时间和毛刺,必要时加入消抖或互锁机制以避免瞬态。
  • 热与可靠性:在高温或长时间工作条件下关注功耗与散热,确保工作温度不超过规格书范围。
  • 验证测试:在最终方案中进行信号完整性、开关断态泄漏和通态一致性测试,确保满足系统精度与带宽要求。

总结:DG409DYZ-T以其双路4:1双向切换结构、100 Ω导通阻抗、25 pF导通电容及150 ns响应速度,适合多种中速模拟切换场景,是音视频路由、传感器多路采集与仪器仪表等应用中的实用选择。选型和布局时结合具体系统电源与带宽要求进行详细验证,可获得稳定可靠的信号切换性能。

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