4 修訂歷史記錄

Changes from C Revision (September 2013) to D Revision

• Added 引腳配置和功能部分，ESD 額定值表，開關(guān)特性表，典型特性部分，特性描述部分，器件功能模式，應(yīng)用和實施部分，電源相關(guān)建議部分，布局部分，器件和文檔支持部分，以及機(jī)械、封裝和可訂購信息部分Go

Changes from B Revision (June 2012) to C Revision

• Added Table 1, Receiver Differential Input Voltage Threshold TestGo
• Added Figure 13, Example Timing Diagram for TXD DTO and FAULT PinGo
• Added Bus Loading, Length, and Number of Nodes subsectionGo

Changes from A Revision (June 2012) to B Revision

• Added SN65HVD257 status to production in Ordering Information tableGo

Changes from * Revision (December 2011) to A Revision

• 已更新特性列表Go
• 已更新應(yīng)用列表Go
• Added 內(nèi)容至說明部分Go
• 已更新框圖 - 功能方框圖以包含 HVD257 和注釋更改。Go
• Changed the DEVICE OPTIONS tableGo
• Added SN65HVD257 to the D PACKAGE OPTIONS imagesGo
• Added SN65HVD257 FAULT pin to the PIN FUNCTIONS tableGo
• Added SN65HVD257 to the Ordering Information tableGo
• Added SN65HVD257 FAULT pin information to the Abs Max tableGo
• Added FAULT pin information to the ROC tableGo
• changed R_ID - Differential input resistance value from 3 kΩ to 30 kΩGo
• Added t_{RXD_DTO} - SN65HVD257 informationGo
• Added Figure 4, RXD Dominant Timeout Test Circuit and MeasurementGo
• Added Figure 5, FAULT Test and MeasurementGo
• Added RXD Dominant Timeout (SN65HVD257) sectionGo
• Added FAULT pin informationGo
• Added footnote for SN65HVD257 function to Table 5Go
• Added 5-V V_CC with FAULT Open-Drain Output Device (SN65HVD257) sectionGo
• Added Example: Functional Safety Using the SN65HVD257 in a Redundant Physical Layer CAN Network Topology sectionGo