ZHCSQ31E December   1982  – February 2022 SN54HC166 , SN74HC166

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 Requirements
    6.     11
    7. 5.6 Switching Characteristics
    8. 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 接收文档更新通知
    2. 10.2 支持资源
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 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
  • DB|16
  • NS|16
  • N|16
  • D|16
散热焊盘机械数据 (封装 | 引脚)
订购信息

5.5 Timing Requirements

over recommended operating free-air temperature range (unless otherwise noted)
VCC(V) TA = 25°C SN54HC166 SN74HC166 UNIT
MIN MAX MIN MAX MIN MAX
fclock Clock frequency 2 6 4.2 5 MHz
4.5 31 21 25
6 36 25 29
tw Pulse duration CLR low 2 100 150 125 ns
4.5 20 30 25
6 17 26 21
CLK high or low 2 80 120 100
4.5 16 24 20
6 14 20 17
tsu Setup time SH/LD high before CLK­↑ 2 145 220 180 ns
4.5 29 44 36
6 25 38 31
SER before CLK­↑ 2 80 120 100
4.5 16 24 20
6 14 20 17
CLK INH low before CLK­↑ 2 100 150 125
4.5 20 30 25
6 17 26 21
Data before CLK­↑ 2 80 120 100
4.5 16 24 20
6 14 20 17
CLR inactive before CLK­↑ 2 40 60 50
4.5 8 12 10
6 7 10 9
th Hold time SH/LD high after CLK­↑ 2 0 0 0 ns
4.5 0 0 0
6 0 0 0
SER after CLK­↑ 2 5 5 5
4.5 5 5 5
6 5 5 5
CLK INH high after CLK­↑ 2 0 0 0
4.5 0 0 0
6 0 0 0
Data after CLK­↑ 2 5 5 5
4.5 5 5 5
6 5 5 5