ZHCSQ37F December   1982  – February 2022 SN54HC4020 , SN74HC4020

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)
  • 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

’HC4020 器件是 14 级纹波进位二进制计数器，会在时钟脉冲的负边沿触发一次计数。当清零 (CLR) 输入变为高电平时，计数器将独立于时钟 (CLK) 输入复位为零（所有输出为低电平）。

器件信息
器件型号 封装(1) 封装尺寸（标称值）
SN74HC4020D SOIC (16) 9.90mm × 3.90mm
SN74HC4020N PDIP (16) 19.31mm × 6.35mm
SN74HC4020NS SO (16) 6.20mm × 5.30mm
SN74HC4020PW TSSOP (16) 5.00mm × 4.40mm
SN54HC4020J CDIP (16) 24.38mm × 6.92mm
SNJ54HC4020FK LCCC (20) 8.89mm × 8.45mm
SNJ54HC4020W CFP (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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