ZHCSPK2 December   2022

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions (1)
    4. 6.4  Thermal Information
    5. 6.5  Electrical Characteristics
    6. 6.6  Switching Characteristics - VCC = 2.5 V ± 0.25 V
    7. 6.7  Switching Characteristics - VCC = 3.3 V ± 0.3 V
    8. 6.8  Switching Characteristics - VCC = 5 V ± 0.5 V
    9. 6.9  Operating Characteristics
    10. 6.10 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Standard CMOS Inputs
      2. 8.3.2 Balanced CMOS Push-Pull Outputs
      3. 8.3.3 Partial Power Down (Ioff)
      4. 8.3.4 Wettable Flanks
      5. 8.3.5 Clamp Diode Structure
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Power Considerations
      2. 9.2.2 Input Considerations
      3. 9.2.3 Output Considerations
      4. 9.2.4 Detailed Design Procedure
      5. 9.2.5 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 接收文档更新通知
    2. 12.2 支持资源
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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6.3 Recommended Operating Conditions(1)

SN74LV138A-Q1UNIT
MINMAX
VCCSupply voltage25.5V
VIHHigh-level input voltageVCC = 2 V1.5V
VCC = 2.3 V to 2.7 VVCC  × 0.7
VCC = 3 V to 3.6 VVCC  × 0.7
VCC = 4.5 V to 5.5 VVCC  × 0.7
VILLow-level input voltageVCC = 2 V0.5V
VCC = 2.3 V to 2.7 VVCC  × 0.3
VCC = 3 V to 3.6 VVCC  × 0.3
VCC = 4.5 V to 5.5 VVCC  × 0.3
VIInput voltage05.5V
VOOutput voltage0VCCV
IOHHigh-level output currentVCC = 2 V–50μA
VCC = 2.3 V to 2.7 V–2mA
VCC = 3 V to 3.6 V–6
VCC = 4.5 V to 5.5 V–12
IOLLow-level output currentVCC = 2 V50μA
VCC = 2.3 V to 2.7 V2mA
VCC = 3 V to 3.6 V6
VCC = 4.5 V to 5.5 V12
Δt/ΔvInput transition rise or fall rateVCC = 2.3 V to 2.7 V200ns/V
VCC = 3 V to 3.6 V100
VCC = 4.5 V to 5.5 V20
TA Operating free-air temperature –40 125 °C
(1) All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs.