TL16C2552

TL16C2552 www.ti.com SLWS163A – SEPTEMBER 2005 – REVISED JUNE 2006 1.8-V to 5-V DUAL UART WITH 16-BYTE FIFOS FEATURES Programmable Auto-RTS and Auto-CTS In Auto-CTS Mode, CTS Controls the Transmitter In Auto-RTS Mode, RCV FIFO Contents, and Threshold Control RTS Serial and Modem Control Outputs Drive a RJ11 Cable Directly When Equipment is on the Same Power Drop Capable of Running With All Existing TL16C450 Software After Reset, All Registers Are Identical to the TL16C450 Register Set Up to 24-MHz Clock Rate for up to 1.5-Mbaud Operation With VCC = 5 V Up to 20-MHz Clock Rate for up to 1.25-Mbaud Operation With VCC = 3.3 V Up to 16-MHz Clock Rate for up to 1-Mbaud Operation With VCC = 2.5 V Up to 10-MHz Clock Rate for up to 625-kbaud Operation With VCC = 1.8 V In the TL16C450 Mode, Hold and Shift Registers Eliminate the Need for Precise Synchronization Between the CPU and Serial Data Programmable Baud Rate Generator Allows Division of Any Input Reference Clock by 1 to (216 - 1) and Generates an Internal 16 × Clock Standard Asynchronous Communication Bits (Start, Stop, and Parity) Added to or Deleted From the Serial Data Stream 5-V, 3.3-V, 2.5-V, and 1.8 V Operation Independent Receiver Clock Input Transmit, Receive, Line Status, and Data Set Interrupts Independently Controlled Fully Programmable Serial Interface Characteristics: – 5-, 6-, 7-, or 8-Bit Characters – Even-, Odd-, or No-Parity Bit Generation and Detection – 1-, 1 ½-, or 2-Stop...