ZHCSXW9F June   2004  – February 2025 SN74AVCH4T245

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Switching Characteristics, VCCA = 1.2V
    7. 5.7  Switching Characteristics, VCCA = 1.5 ± 0.1V
    8. 5.8  Switching Characteristics, VCCA = 1.8 ± 0.15V
    9. 5.9  Switching Characteristics, VCCA = 2.5 ± 0.2V
    10. 5.10 Switching Characteristics, VCCA = 3.3 ± 0.3V
    11. 5.11 Operating Characteristics
    12. 5.12 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Fully Configurable Dual-Rail Design
      2. 7.3.2 Supports High Speed Translation
      3. 7.3.3 Ioff Supports Partial-Power-Down Mode Operation
      4. 7.3.4 Bus-Hold Circuitry
      5. 7.3.5 Vcc Isolation Feature
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1.     Application and Implementation
    2. 8.1 Application Information
    3. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    4. 8.3 Power Supply Recommendations
    5. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 静电放电警告
    6. 9.6 术语表
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

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5.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)(1) (2)
PARAMETER TEST CONDITIONS VCCA VCCB Operating free-air temperature (TA) UNIT
–40°C to 85°C
MIN TYP MAX
VOH IOH = –100µA VI = VIH 1.2V to 3.6V 1.2V to 3.6V VCCO – 0.2 V
IOH = –3mA 1.2V 1.2V 0.95
IOH = –6mA 1.4V 1.4V 1.05
IOH = –8mA 1.65V 1.65V 1.2
IOH = –9mA 2.3V 2.3V 1.75
IOH = –12mA 3V 3V 2.3
VOL IOL = 100µA VI = VIL 1.2V to 3.6V 1.2V to 3.6V 0.2 V
IOL = 3mA 1.2V 1.2V 0.15
IOL = 6mA 1.4V 1.4V 0.35
IOL = 8mA 1.65V 1.65V 045
IOL = 9mA 2.3V 2.3V 0.55
IOL = 12mA 3V 3V 0.7
II DIR VI = VCCA or GND 1.2V to 3.6V 1.2V to 3.6V –1 0.025 1 µA
IBHL Bus-hold low sustaining current
Port A or Port B (6)		 VI = 0.42V 1.2V 1.2V 25 µA
VI = 0.49V 1.4V 1.4V 15
VI = 0.58V 1.65V 1.65V 25
VI = 0.7V 2.3V 2.3V 45
VI = 0.8V 3V 3V 100
IBHH Bus-hold high sustaining current
Port A or Port B (7)		 VI = 0.78V 1.2V 1.2V –25 µA
VI = 0.91V 1.4V 1.4V –15
VI = 1.07V 1.65V 1.65V –25
VI = 1.6V 2.3V 2.3V –45
VI = 2V 3V 3V –100
IBHLO Bus-hold low overdrive current (8) Ramp input up
VI = 0 to VCCI		 1.2 1.2 50 µA
1.6 1.6 125
1.95V 1.95V 200
2.7V 2.7V 300
3.6V 3.6V 500
IBHHO Bus-hold high overdrive current (9) Ramp input down
VI = VCCI to 0		 1.2 1.2 -50 µA
1.6 1.6 –125
1.95V 1.95V –200
2.7V 2.7V –300
3.6V 3.6V –500
Ioff A port VI or VO = 0V - 3.6V 0V 0V to 3.6V –5 0.1 5 µA
B port 0V to 3.6V 0V –5 0.1 5
IOZ B port VI = or VO = 0 to 3.6V 0V 3.6V –5 0.5 5 µA
A port 3.6V 0V –5 0.5 5
ICCA VI = VCCI or GND IO = 0 1.2V to 3.6V 1.2V to 3.6V 8 µA
0V 3.6V –2
3.6V 0V 8
ICCB VI = VCCI or GND IO = 0 1.2V to 3.6V 1.2V to 3.6V 8 µA
0V 3.6V 8
3.6V 0V –2
ICCA + ICCB VI = VCCI or GND IO = 0 1.2V to 3.6V 1.2V to 3.6V 16 µA
Ci Control Input VI = 3.3V or GND 3.3V 3.3V 3.5 4.5 pF
Cio A or B port VO = 3.3V or GND 3.3V 3.3V 6 7 pF
(1) VCCI is the VCC associated with the input port.
(2) VCCO is the VCC associated with the output port.