texas instruments TL16C554A TL16C554AI ASYNCHRONOUS-COMMUNICATIONS ELEMENT handbook(1)

Update: 30 September, 2023

TL16C554A, TL16C554AI Asynchronous-Communications Element SLLS509A-AUGUST 2001-REVISED JULY 2003 1 POST OFFICE BOX 655303•DALLAS, TEXAS 75265 �Integrated Asynchronous-Communications Element �Consists of Four Improved TL16C550C ACEs Plus Steering Logic �In FIFO Mode, Each ACE Transmitter and Receiver Is Buffered With 16-Byte FIFO to Reduce the Number of Interrupts to CPU �In TL16C450 Mode, Hold and Shift Registers Eliminate Need for Precise Synchronization Between the CPU and Serial Data �Up to 16-MHz Clock Rate for up to 1-Mbaud Operation �Programmable Baud-Rate Generators Which Allow Division of Any Input Reference Clock by 1 to (216–1) and Generate an Internal 16 × Clock �Adds or Deletes Standard Asynchronous Communication Bits (Start, Stop, and Parity) to or From the Serial-Data Stream �Independently Controlled Transmit, Receive, Line Status, and Data Set Interrupts �5-V and 3.3-V Operation �Fully Programmable Serial Interface Characteristics: – 5-, 6-, 7-, or 8-Bit Characters – Even-, Odd-, or No-Parity Bit – 1-, 1 1/2-, or 2-Stop Bit Generation – Baud Generation (DC to 1-Mbit Per Second) �False Start Bit Detection �Complete Status Reporting Capabilities �Line Break Generation and Detection �Internal Diagnostic Capabilities: – Loopback Controls for Communications Link Fault Isolation – Break, Parity, Overrun, Framing Error Simulation �Fully Prioritized Interrupt System Controls �Modem Control Functions (CTS, RTS, DSR, DTR, RI, and DCD) �3-State Outp

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Brand: TEXAS

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MD5 Checksum: C99B50A184C7061854DCE52D0133BA66

Publication date: 09 August, 2012

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