Octal UART for 3.3 V and 5 V Supply Voltage

SC28L198

Product Details

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Block Diagram

SC28L198 Block Diagram

SC28L198 Block Diagram

Features

  • Single 3.3V and 5V power supply
  • Eight Philips industry standard full duplex UART channels
  • Sixteen byte receiver FIFOs for each UART
  • Sixteen byte transmit FIFOs for each UART
  • In band flow control using programmable Xon/Xoff characters
  • Flow control using CTSN RTSN hardware handshaking
  • Automatic address detection in multi-drop mode
  • Three byte general purpose character recognition
  • Fast data bus, 30 ns data bus release time, 125 ns bus cycle time
  • Programmable interrupt priorities
  • Automatic identification of highest priority interrupt pending
  • Global interrupt and control registers ease setup and interrupt handling
  • Vectored interrupts with programmable interrupt vector formats
    • Interrupt vector modified with channel number
    • Interrupt vector modified with channel number and channel type
    • Interrupt vector not modified
  • IACKN and DACKN signal pins
  • Watch dog timer for each receiver (64 receive clock counts)
  • Programmable Data Formats:
    • 5 to 8 data bits plus parity
    • Odd, even force or no parity
    • 1, 1.5 or 2 stop bits
  • Flexible baud rate selection for receivers and transmitters:
    • 22 fixed rates; 50 - 230.4K baud or 100 to 460.8K baud
    • Additional non-standard rates to 500K baud with internal generators
    • Two reload-counters provide additional programmable baud rate generation
    • External 1x or 16x clock inputs
    • Simplified baud rate selection
  • 1 MHz 1x and 16x data rates full duplex all channels.
  • Parity, framing and overrun error detection
  • False start bit detection
  • Line break detection and generation
  • Programmable channel mode
    • Normal(full duplex)
    • Diagnostic modes
      • automatic echo
      • local loop back
      • remote loop back
    • Four I/O ports per UART for modem controls, clocks, RTSN, I/O etc.
      • All I/O ports equipped with "Change of State Detectors"
    • Two global inputs and two global outputs for general purpose I/O
    • Power down mode
    • On chip crystal oscillator, 2-8 MHz
    • TTL input levels. Outputs switch between full VCC and VSS
    • High speed CMOS technology
    • 84 pin PLCC
    • 100 pin LQFP
  • Single 3.3V and 5V power supply
  • Eight Philips industry standard full duplex UART channels
  • Sixteen byte receiver FIFOs for each UART
  • Sixteen byte transmit FIFOs for each UART
  • In band flow control using programmable Xon/Xoff characters
  • Flow control using CTSN RTSN hardware handshaking
  • Automatic address detection in multi-drop mode
  • Three byte general purpose character recognition
  • Fast data bus, 30 ns data bus release time, 125 ns bus cycle time
  • Programmable interrupt priorities
  • Automatic identification of highest priority interrupt pending
  • Global interrupt and control registers ease setup and interrupt handling
  • Vectored interrupts with programmable interrupt vector formats
    • Interrupt vector modified with channel number
    • Interrupt vector modified with channel number and channel type
    • Interrupt vector not modified
  • IACKN and DACKN signal pins
  • Watch dog timer for each receiver (64 receive clock counts)
  • Programmable Data Formats:
    • 5 to 8 data bits plus parity
    • Odd, even force or no parity
    • 1, 1.5 or 2 stop bits
  • Flexible baud rate selection for receivers and transmitters:
    • 22 fixed rates; 50 - 230.4K baud or 100 to 460.8K baud
    • Additional non-standard rates to 500K baud with internal generators
    • Two reload-counters provide additional programmable baud rate generation
    • External 1x or 16x clock inputs
    • Simplified baud rate selection
  • 1 MHz 1x and 16x data rates full duplex all channels.
  • Parity, framing and overrun error detection
  • False start bit detection
  • Line break detection and generation
  • Programmable channel mode
    • Normal(full duplex)
    • Diagnostic modes
      • automatic echo
      • local loop back
      • remote loop back
    • Four I/O ports per UART for modem controls, clocks, RTSN, I/O etc.
      • All I/O ports equipped with "Change of State Detectors"
    • Two global inputs and two global outputs for general purpose I/O
    • Power down mode
    • On chip crystal oscillator, 2-8 MHz
    • TTL input levels. Outputs switch between full VCC and VSS
    • High speed CMOS technology
    • 84 pin PLCC
    • 100 pin LQFP
  • Uses

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