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IMP16C554 - Quad Universal Asynchronous Receiver/Transmitter (UART) with FIFOs

General Description

The IMP16C554 is a universal asynchronous receiver and transmitter with 16 byte transmit and receive FIFO.

A programmable baud rate generator is provided to select transmit and receive clock rates from 50Hz to 1.5MHz.

Key Features

  • 16 byte receive FIFO with error flags Modem control signal (CTS.
  • , RTS.
  • , DSR.
  • , DTR.
  • , RI.
  • ,CD.
  • ) Programmable character lengths(5,6,7,8) Even, odd, or no parity bit generation and detection Status report register Independent transmit and receive control TLL compatible inputs. outputs Software compatible with Ei8250, 1Ei16C550 460.8kHz transmit/receive operation with 7.372 MHz crystal or external clock source Pin Configuration CDA.
  • RIA.
  • RXA GND D7 D6 D5 D4 D3.

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Datasheet Details

Part number IMP16C554
Manufacturer IMP Inc
File Size 510.98 KB
Description Quad Universal Asynchronous Receiver/Transmitter (UART) with FIFOs
Datasheet download datasheet IMP16C554 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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IMP16C554 Data Communications Quad Universal Asynchronous Receiver/Transmitter (UART) with FIFO's Description The IMP16C554 is a universal asynchronous receiver and transmitter with 16 byte transmit and receive FIFO. A programmable baud rate generator is provided to select transmit and receive clock rates from 50Hz to 1.5MHz. The IMP16C554 is an improved version of the IMP16C550 UART with higher operating speed and lower access time. The IMP16C554 on board status registers provides the error conditions, type and status of the transfer operation being performed. Included is complete MODEM control capability, and a processor interrupt system that may be software tailored to the user’s requirements. The IMP16C554 provides internal loop-back capability for on board diagnostic testing.