ZHCSB94C July   2013  – January 2018 SN65HVD888

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      支持极性纠正 (POLCOR) 的典型网络应用
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings: JEDEC Specifications
    3. 6.3 ESD Ratings: IEC Specifications
    4. 6.4 Recommended Operating Conditions
    5. 6.5 Thermal Information
    6. 6.6 Electrical Characteristics
    7. 6.7 Power Dissipation Characteristics
    8. 6.8 Switching Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Parameter Measurement information
    1. 7.1 Driver
    2. 7.2 Receiver
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Low-Power Standby Mode
      2. 8.3.2 Bus Polarity Correction
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Device Configuration
      2. 9.1.2 Bus Design
      3. 9.1.3 Cable Length Versus Data Rate
      4. 9.1.4 Stub Length
      5. 9.1.5 3- to 5-V Interface
      6. 9.1.6 Noise Immunity
      7. 9.1.7 Transient Protection
    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
      1. 11.1.1 Design and Layout Considerations For Transient Protection
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Community Resources
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 Glossary
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.6 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
│VOD│ Driver differential-output voltage magnitude RL = 60 Ω, 375 Ω on each output from –7 to +12 V See Figure 4 1.5 2.5 V
RL = 54 Ω (RS-485) See Figure 5 1.5 2.5
RL = 100 Ω (RS-422) 2 3
Δ│VOD│ Change in magnitude of driver differential-output voltage RL = 54 Ω, CL = 50 pF See Figure 5 –0.2 0 0.2 V
VOC(SS) Steady-state common-mode output voltage Center of two 27-Ω load resistors See Figure 5 1 VCC / 2 3 V
ΔVOC Change in differential driver common-mode output voltage Center of two 27-Ω load resistors See Figure 5 –0.2 0 0.2 mV
VOC(PP) Peak-to-peak driver common-mode output voltage Center of two 27-Ω load resistors See Figure 5 850 mV
COD Differential output capacitance 8 pF
VIT+ Positive-going receiver differential-input voltage threshold 35 100 mV
VIT– Negative-going receiver differential-input voltage threshold –100 –35 mV
VHYS(1) Receiver differential-input voltage threshold hysteresis (VIT+ – VIT– ) 40 60 mV
VOH Receiver high-level output voltage IOH = –8 mA 2.4 VCC – 0.3 V
VOL Receiver low-level output voltage IOL = 8 mA 0.2 0.4 V
II Driver input, driver enable, and receiver enable input current –2 2 µA
IOZ Receiver high-impedance output current VO = 0 V or VCC, RE at VCC –10 10 µA
│IOS│ Driver short-circuit output current │IOS│ with VA or VB from –7 to +12 V 150 mA
II Bus input current (driver disabled) VCC = 4.5 to 5.5 V or VI = 12 V 75 125 µA
VCC = 0 V, DE at 0 V VI = –7 V –100 –40
ICC Supply current (quiescent)
–40°C to 85°C		 Driver and receiver enabled DE = VCC,
RE = GND,
No load		 750 900 µA
Driver enabled, receiver disabled DE = VCC,
RE = VCC,
No load		 650
Driver disabled, receiver enabled DE = GND,
RE = GND,
No load		 750
Driver and receiver disabled DE = GND,
D = GND
RE = VCC,
No load		 0.4 5
ICC Supply current (quiescent)
–40°C to 125°C		 Driver and receiver enabled DE = VCC,
RE = GND,
No load		 750 990 µA
Driver enabled, receiver disabled DE = VCC,
RE = VCC,
No load		 715
Driver disabled, receiver enabled DE = GND,
RE = GND,
No load		 825
Supply current (dynamic) See Figure 3
(1) Under any specific conditions, VIT+ is specified to be at least VHYS higher than VIT–.