ZHCSKF1 October   2019 THVD1520

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
  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
    3. 6.3 ESD Ratings [IEC]
    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
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
    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 Design Requirements
        1. 9.2.1.1 Data Rate and Bus Length
        2. 9.2.1.2 Stub Length
        3. 9.2.1.3 Bus Loading
        4. 9.2.1.4 Receiver Failsafe
        5. 9.2.1.5 Transient Protection
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
    2. 12.2 第三方米6体育平台手机版_好二三四免责声明
    3. 12.3 接收文档更新通知
    4. 12.4 社区资源
    5. 12.5 商标
    6. 12.6 静电放电警告
    7. 12.7 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)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Driver
│VOD│ Driver differential-output voltage magnitude Vtest from –7 to +12 V See Figure 7 1.5 2.5 V
RL = 54 Ω (RS-485), CL = 50 pF See Figure 8 1.5 2.5
RL = 100 Ω (RS-422), CL = 50 pF 2 3
Δ│VOD│ Change in magnitude of driver differential-output voltage RL = 54 Ω or 100 Ω, CL = 50 pF See Figure 8 –50 50 mV
VOC(SS) Steady-state common-mode output voltage RL = 54 Ω or 100 Ω, CL = 50 pF See Figure 8 1 VCC / 2 3 V
ΔVOC Change in differential driver common-mode output voltage –50 50 mV
VOC(PP) Peak-to-peak driver common-mode output voltage 220 mV
│IOS│ Driver short-circuit output current DE = VCC, -7 V ≤ [VA or VB] ≤ 12 V, or A pin shorted to B pin 150 mA
COD Differential output capacitance 8 pF
Receiver
II Bus input current (driver disabled) DE = 0 V, VCC = 0 V or 5.5 V VI = 12 V 75 110 µA
VI = –7 V –90 –70
RA, RB Bus input impedance VA = -7 V, VB = 12 V and VA = 12 V, VB = -7 V See Figure 12 96 kΩ
VIT+ Positive-going receiver differential-input voltage threshold –90 –50 mV
VIT– Negative-going receiver differential-input voltage threshold –200 –150 mV
VHYS(1) Receiver differential-input voltage threshold hysteresis (VIT+ – VIT– ) 40 60 mV
VOH Receiver high-level output voltage IOH = –8 mA 4 VCC – 0.3 V
VOL Receiver low-level output voltage IOL = 8 mA 0.2 0.4 V
IOZ Receiver high-impedance output current VO = 0 V or VCC, RE = VCC –1 1 µA
IOSR Receiver output short-circuit current RE = 0, DE = 0 See Figure 13 95 mA
Logic
IIN Input current (D, DE, RE) –2.5 2.5 µA
Supply
ICC Supply current (quiescent) Driver and receiver enabled DE = VCC, RE = 0, no load 600 840 µA
Driver enabled, receiver disabled DE = VCC, RE = VCC, no load 440 580
Driver disabled, receiver enabled DE = 0, RE = 0, no load 530 680
Driver and receiver disabled DE = 0, RE = VCC, no load 0.1 1
(1) Under any specific conditions, VIT+ is specified to be at least VHYS higher than VIT–.
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