ZHCSR06H March   1984  – December 2022 SN54HCT245 , SN74HCT245

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics: CL = 50 pF
    7. 6.7 Switching Characteristics: CL = 150 pF
    8. 6.8 Operating Characteristics
    9. 6.9 Typical Characteristics
  7. Parameter Measurement Information
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
    4. 8.4 Device Functional Modes
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Related Links
    3. 12.3 接收文档更新通知
    4. 12.4 支持资源
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 术语表
  13. 13Mechanical, 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|20
  • NS|20
  • N|20
  • DW|20
  • PW|20
  • DGS|20
散热焊盘机械数据 (封装 | 引脚)
订购信息

Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT
VOH High-Level Output Voltage VI = VIH or VIL IOH = –20 µA TA = 25°C 4.5 V 4.4 4.499 V
SN54HCT245 4.4
SN74HCT245 4.4
IOH = –6 mA TA = 25°C 3.98 4.3
SN54HCT245 3.7
SN74HCT245 3.84
VOL Low-Level Output Voltage VI = VIH or VIL IOL = 20 µA TA = 25°C 4.5 V 0.001 0.1 V
SN54HCT245 0.1
SN74HCT245 0.1
IOL = 6 mA TA = 25°C 0.17 0.26
SN54HCT245 0.4
SN74HCT245 0.33
II Input Current DIR or OE VI = VCC or 0 TA = 25°C 5.5 V ±0.1 ±100 nA
SN54HCT245 ±1000
SN74HCT245 ±1000
IOZ Off-State Output Current A or B VO = VCC or 0 TA = 25°C 5.5 V ±0.01 ±0.5 µA
SN54HCT245 ±10
SN74HCT245 ±5
ICC Supply Current VI = VCC or 0 IO = 0 TA = 25°C 5.5 V 8 µA
SN54HCT245 160
SN74HCT245 80
∆ICC(1) Supply-Current Change One input at 0.5 V or 2.4 V,
Other inputs at 0 or VCC
TA = 25°C 5.5 V 1.4 2.4 mA
SN54HCT245 3
SN74HCT245 2.9
Ci(2) Input Capacitance DIR or OE TA = 25°C 4.5 V to
5.5 V
3 10 pF
SN54HCT245 10
SN74HCT245 10
This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather than 0 V or VCC.
Parameter Ci does not apply to transceiver I/O ports.