SC16C550

SC16C550 Manufacturer

SC16C550 Description

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SC16C550 Datasheet (PDF)

SC16C550 Price & Availability

SC16C550 Features

• 5 V, 3.3 V and 2.5 V operation
• Industrial temperature range
• After reset, all registers are identical to the typical 16C450 register set
• Capable of running with all existing generic 16C450 software
• Pin compatibility with the industry-standard ST16C450/550, TL16C450/550, PC16C450/550
• Up to 3 Mbits/s transmit/receive operation at 5 V, 2 Mbits/s at 3.3 V, and 1 Mbit/s at 2.5 V
• 16 byte transmit FIFO
• 16 byte receive FIFO with error flags
• Programmable auto-RTS and auto-CTS
  • In auto-CTS mode, CTS controls transmitter
  • In auto-RTS mode, RxFIFO contents and threshold control RTS
• Automatic software/hardware flow control
• Programmable Xon/Xoff characters
• Software selectable Baud Rate Generator
• Four selectable Receive FIFO interrupt trigger levels
• Standard modem interface or infrared IrDA encoder/decoder interface
• Sleep mode
• Standard asynchronous error and framing bits (Start, Stop, and Parity Overrun Break)
• Independent receiver clock input
• Transmit, Receive, Line Status, and Data Set interrupts independently controlled
• Fully programmable character formatting:
  • 5-, 6-, 7-, or 8-bit characters
  • Even-, Odd-, or No-Parity formats
  • 1-, 1 1/2 -, or 2-stop bit
  • Baud generation (DC to 3 Mbit/s)
• False start-bit detection
• Complete status reporting capabilities
• 3-State output TTL drive capabilities for bi-directional data bus and control bus
• Line Break generation and detection
• Internal diagnostic capabilities:
  • Loop-back controls for communications link fault isolation
• Prioritized interrupt system controls
• Modem control functions (CTS, RTS, DSR, DTR, RI, DCD).

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