ZHCS601D December   2011  – May 2015 SN65HVD255 , SN65HVD256 , SN65HVD257

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Device Options
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Power Dissipation
    7. 7.7 Switching Characteristics
    8. 7.8 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 TXD Dominant Timeout (DTO)
      2. 9.3.2 RXD Dominant Timeout (SN65HVD257)
      3. 9.3.3 Thermal Shutdown
      4. 9.3.4 Undervoltage Lockout
      5. 9.3.5 FAULT Pin (SN65HVD257)
      6. 9.3.6 Unpowered Device
      7. 9.3.7 Floating Pins
      8. 9.3.8 CAN Bus Short-Circuit Current Limiting
    4. 9.4 Device Functional Modes
      1. 9.4.1 Operating Modes
      2. 9.4.2 Can Bus States
      3. 9.4.3 Normal Mode
      4. 9.4.4 Silent Mode
      5. 9.4.5 Digital Inputs and Outputs
        1. 9.4.5.1 5-V VCC Only Devices (SN65HVD255 and SN65HVD257)
        2. 9.4.5.2 5-V VCC With VRXD RXD Output Supply Devices (SN65HVD256)
        3. 9.4.5.3 5-V VCC with FAULT Open-Drain Output Device (SN65HVD257)
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Bus Loading, Length, and Number of Nodes
    2. 10.2 Typical Applications
      1. 10.2.1 Typical 5-V Microcontroller Application
        1. 10.2.1.1 Design Requirements
          1. 10.2.1.1.1 CAN Termination
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Example: Functional Safety Using the SN65HVD257 in a Redundant Physical Layer CAN Network Topology
        3. 10.2.1.3 Application Curves
      2. 10.2.2 Typical 3.3-V Microcontroller Application
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 相关链接
    2. 13.2 商标
    3. 13.3 静电放电警告
    4. 13.4 术语表
  14. 14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 Pin Configuration and Functions

D Package
8-Pin SOIC
(Top View)
SN65HVD255 SN65HVD256 SN65HVD257 pos_llsea2a.gif

Pin Functions

PIN TYPE DESCRIPTION
NAME NO.
TXD 1 I CAN transmit data input (LOW for dominant and HIGH for recessive bus states)
GND 2 GND Ground connection
VCC 3 Supply Transceiver 5-V supply voltage
RXD 4 O CAN receive data output (LOW for dominant and HIGH for recessive bus states)
NC 5 NC SN65HVD255: No Connect
VRXD Supply SN65HVD256: RXD output supply voltage
FAULT O SN65HVD257: Open drain FAULT output pin
CANL 6 I/O Low level CAN bus line
CANH 7 I/O High level CAN bus line
S 8 I Mode select: S (silent mode) select pin (active high)
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