ZHCSQA2E December   1982  – March 2022 SN54HC4040 , SN74HC4040

PRODUCTION DATA  

  1. 1 特性
  2. 2 说明
  3. 3 Revision History
  4. 4 Pin Configuration and Functions
  5. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions (1)
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Timing Characteristics
    6. 5.6 Switching Characteristics
    7. 5.7 Operating Characteristics
  6. 6 Parameter Measurement Information
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  8. 8 Power Supply Recommendations
  9. 9 Layout
    1. 9.1 Layout Guidelines
  10. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 接收文档更新通知
    3. 10.3 支持资源
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 术语表
  11. 11Mechanical, Packaging, and Orderable Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • DB|16
  • PW|16
  • NS|16
  • N|16
  • D|16
散热焊盘机械数据 (封装 | 引脚)
订购信息

2 说明

’HC4040 器件是 12 级异步二进制计数器，可从外部获得所有级的输出。将清零 (CLR) 输入设为高电平，以对计数器进行异步清零并将所有输出重置为低电平。在时钟 (CLK) 输入从高电平转换到低电平时，计数提前。应用包括延时电路、计数器控制和分频电路。

器件信息
器件型号封装(1)封装尺寸（标称值）
SN74HC4040DSOIC (16)9.90mm × 3.90mm
SN74HC4040NPDIP (16)19.31mm × 6.35mm
SN74HC4040NSSO (16)6.20mm × 5.30mm
SN74HC4040PWTSSOP (16)5.00mm × 4.40mm
SN54HC4040JCDIP (16)24.38mm × 6.92mm
SNJ54HC4040FKLCCC (20)8.89mm × 8.45mm
SNJ54HC4040WCFP (16)10.16mm × 6.73mm
(1) 如需了解所有可用封装，请参阅数据表末尾的可订购产品附录。
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