SCES881 February   2020 SN74AXCH2T45

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Logic Diagram (Positive Logic)
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 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, VCCA = 0.7 ± 0.05 V
    7. 6.7  Switching Characteristics, VCCA = 0.8 ± 0.045 V
    8. 6.8  Switching Characteristics, VCCA = 0.9 ± 0.04 V
    9. 6.9  Switching Characteristics, VCCA = 1.2 ± 0.1 V
    10. 6.10 Switching Characteristics, VCCA = 1.5 ± 0.1 V
    11. 6.11 Switching Characteristics, VCCA = 1.8 ± 0.15 V
    12. 6.12 Switching Characteristics, VCCA = 2.5 ± 0.2 V
    13. 6.13 Switching Characteristics, VCCA = 3.3 ± 0.3 V
    14. 6.14 Operating Characteristics: TA = 25°C
  7. 7 Parameter Measurement Information
    1. 7.1 Load Circuit and Voltage Waveforms
  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 High-Drive CMOS Push-Pull Outputs
      3. 8.3.3 Partial Power Down (Ioff)
      4. 8.3.4 VCC Isolation
      5. 8.3.5 Over-voltage Tolerant Inputs
      6. 8.3.6 Glitch-free Power Supply Sequencing
      7. 8.3.7 Negative Clamping Diodes
      8. 8.3.8 Fully Configurable Dual-Rail Design
      9. 8.3.9 Supports High-Speed Translation
    4. 8.4 Bus-Hold Data Inputs
    5. 8.5 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Enable Times
    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 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
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订购信息

6.5 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 -40°C to 125°C
MIN TYP MAX MIN TYP MAX
VOH High-level output voltage VI = VIH IOH = -100 µA 0.7 V - 3.6 V 0.7 V - 3.6 V VCCO – 0.1 VCCO – 0.1 V
IOH = -50 µA 0.65 V 0.65 V 0.55 0.55
IOH = -200 µA 0.76 V 0.76 V 0.58 0.58
IOH = -500 µA 0.85 V 0.85 V 0.65 0.65
IOH = -3 mA 1.1 V 1.1 V 0.85 0.85
IOH = -6 mA 1.4 V 1.4 V 1.05 1.05
IOH = -8 mA 1.65 V 1.65 V 1.2 1.2
IOH = -9 mA 2.3 V 2.3 V 1.75 1.75
IOH = -12 mA 3 V 3 V 2.3 2.3
VOL Low-level output voltage VI = VIL IOL = 100 µA 0.7 V - 3.6 V 0.7 V - 3.6 V 0.1 0.1 V
IOL = 50 µA 0.65 V 0.65 V 0.1 0.1
IOL = 200 µA 0.76 V 0.76 V 0.18 0.18
IOL = 500 µA 0.85 V 0.85 V 0.2 0.2
IOL = 3 mA 1.1 V 1.1 V 0.25 0.25
IOL = 6 mA 1.4 V 1.4 V 0.35 0.35
IOL = 8 mA 1.65 V 1.65 V 0.45 0.45
IOL = 9 mA 2.3 V 2.3 V 0.55 0.55
IOL = 12 mA 3 V 3 V 0.7 0.7
IBHL Bus-hold low sustaining current (Port A or Port B) VI = 0.20 V 0.65 V 0.65 V 4 4 µA
VI = 0.23 V 0.76 V 0.76 V 8 7 µA
VI = 0.26 V 0.85 V 0.85 V 10 10 µA
VI = 0.39 V 1.1 V 1.1 V 20 20 µA
VI = 0.49 V 1.4 V 1.4 V 40 30 µA
VI = 0.58 V 1.65 V 1.65 V 55 45 µA
VI = 0.7 V 2.3 V 2.3 V 90 80 µA
VI = 0.8 V 3 V 3 V 145 135 µA
IBHH Bus-hold high sustaining current (Port A or Port B) VI = 0.20 V 0.65 V 0.65 V –4   –4   µA
VI = 0.23 V 0.76 V 0.76 V –8   –7   µA
VI = 0.26 V 0.85 V 0.85 V –10   –10   µA
VI = 0.39 V 1.1 V 1.1 V –20   –20   µA
VI = 0.49 V 1.4 V 1.4 V –40   –30   µA
VI = 0.58 V 1.65 V 1.65 V –55   –45   µA
VI = 0.7 V 2.3 V 2.3 V –90   –80   µA
VI = 0.8 V 3 V 3 V –145   –135   µA
IBHLO Bus-hold low overdrive current (Port A or Port B) VI = 0 to VCC 0.75 V 0.75 V 40 40 µA
0.84 V 0.84 V 50 50 µA
0.95 V 0.95 V 65 65 µA
1.3 V 1.3 V 105 105 µA
1.6 V 1.6 V 150 150 µA
1.95 V 1.95 V 250 250 µA
2.7 V 2.7 V 410 410 µA
3.6 V 3.6 V 600 600 µA
IBHHO Bus-hold high overdrive current (Port A or Port B) VI = 0 to VCC 0.75 V 0.75 V –40 –40 µA
0.84 V 0.84 V –50 –50 µA
0.95 V 0.95 V –65 –65 µA
1.3 V 1.3 V –105 –105 µA
1.6 V 1.6 V –150 –150 µA
1.95 V 1.95 V –250 –250 µA
2.7 V 2.7 V –410 –410 µA
3.6 V 3.6 V –600 –600 µA
II Input leakage current Control input (DIR):VI = VCCA or GND 0.65 V- 3.6 V 0.65 V- 3.6 V –0.5 0.5 –1 1 µA
Data Inputs (Ax, Bx),VI = VCCI or GND 0.65 V- 3.6 V 0.65 V- 3.6 V –4 4 –8 8 µA
Ioff Partial power down current A Port: VI or VO = 0 V - 3.6 V 0 V 0 V - 3.6 V –8 8 –12 12 µA
B Port: VI or VO = 0 V - 3.6 V 0 V - 3.6 V 0 V –8 8 –12 12
ICCA VCCA supply current VI = VCCI or GND IO = 0 0.65 V- 3.6 V 0.65 V- 3.6 V 8 14 µA
0 V 3.6 V –2 –12
3.6 V 0 V 4 8
ICCB VCCB supply current VI = VCCI or GND IO = 0 0.65 V- 3.6 V 0.65 V- 3.6 V 8 14 µA
0 V 3.6 V 4 8
3.6 V 0 V –2 –12
ICCA + ICCB Combined supply current VI = VCCI or GND IO = 0 0.65 V- 3.6 V 0.65 V- 3.6 V 16 23 µA
Ci Control Input (DIR) Capacitance VI = 3.3 V or GND 3.3 V 3.3 V 3.1 3.1 pF
Cio Data I/O Capacitance VO = 1.65V DC +1 MHz -16 dBm sine wave 3.3 V 3.3 V 7.2 7.2 pF
(1) VCCI is the VCC associated with the input port.
(2) VCCO is the VCC associated with the output port.
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