TL16C552AMHVB

双异步通信部件 DUAL ASYNCHRONOUS COMMUNICATIONS ELEMENT

* IBM PC/ATTM Compatible * Two TL16C550 ACEs * Enhanced Bidirectional Printer Port * 16-Byte FIFOs Reduce CPU Interrupts * Up to 16-MHz Clock Rate for up to 1-Mbaud Operation * Transmit, Receive, Line Status, and Data Set Interrupts on Each Channel Independently Controlled * Individual Modem Control Signals for Each Channel * Programmable Serial Interface Characteristics for Each Channel: * 5-, 6-, 7-, or 8-Bit Characters * Even, Odd, or No Parity Bit Generation and Detection * 1-, 1-1/2-, or 2-Stop Bit Generation * 3-State Outputs Provide TTL Drive for the Data and Control Bus on Each Channel * Hardware and Software Compatible With TL16C452