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HGSEMI CD4017CN
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HGSEMI CD4017CN
- Type
- HGSEMI
- Minimum package
- 1000 盒
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HGSEMI
- Electronic Component
- CD4017CN
- Electronic Component
- 1
- Package
- DIP-16
- Electronic Component
- Counter / Divider
- Electronic Component
- 1.645g
- Electronic Component
- 5
- Electronic Component
- Electronic Component
- Electronic Component
- 1
- Features
- positions; Static
- Electronic Component
- BM0227688674
- Reset
- Electronic Component
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3V~15V
- Electronic Component
- 5.5MHz
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CD4017CN 产品概述
一、功能概述
CD4017CN 是一款常用的 CMOS 十进制计数器/分频器（10 分频），内部采用约翰逊环计数结构，具有十个译码输出（Q0–Q9），每个时钟上升沿前进一级并在对应输出置高。器件支持异步复位，可以迅速将计数器清零并回到 Q0 状态，便于序列控制与同步复位。
二、主要技术参数
- 计数速率（最大时钟频率）：约 5.5 MHz（依据工作电压和负载而异）
- 工作电压范围：3 V ~ 15 V（宽电源范围，适配多种系统电压）
- 工作温度范围：-40 ℃ ~ +85 ℃（工业级温度规格）
- 触发沿：上升沿触发（时钟的上升沿有效）
- 复位方式：异步复位（Reset 引脚被拉高/拉低即可立即复位，视连接方式而定）
- 传播延迟（tpd）：约 85 ns（影响最大可靠时钟频率）
- 逻辑类型：10 分频/十进制译码输出
- 封装：DIP-16（方便面包板和原型制作）
三、引脚与封装要点
CD4017CN 常见封装为 DIP-16，适合插装应用。关键引脚包括时钟（Clock）、时钟使能（Clock Enable/EN）、异步复位（Reset）、进位输出（Carry Out，用于级联扩展）以及 VDD/VSS 电源脚。实际引脚序号请参照厂商数据手册，设计时需在电源引脚并联去耦电容以抑制瞬态噪声。
四、典型应用场景
- LED 跑马灯、流水灯与序列显示控制
- 频率分频与事件计数（将高频信号分频为十进制周期）
- 步进序列发生器、状态机简单实现
- 多路时分开关与扫描驱动（与译码/驱动电路配合）
- 级联多片实现大分频比或多位计数
五、设计要点与注意事项
- 时钟输入需清晰的上升沿，必要时加入施密特触发或缓冲器以避免毛刺误触发；
- 异步复位对时序有直接影响，复位释放时注意避免竞争与毛刺；
- 当用于较高频率时，应考虑传播延迟和输出驱动能力，长布线与大负载会降低最大工作频率；
- 若需与 TTL 或其他逻辑接口，确认电平兼容性；在电源侧推荐使用 0.1 µF 陶瓷去耦并靠近 VDD-VSS 引脚；
- 通过 Carry Out 可实现多片级联，组合成更大计数范围或更高分频比。
六、品牌与采购信息
本产品为 HGSEMI（华冠）封装的 CD4017CN（DIP-16），适合教育、原型设计与工业级应用。采购时建议索取完整数据手册及器件测试报告以确认时序与电气特性，确保满足具体应用的电压、频率与温度要求。
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