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ST16C654D Datasheet 2.97V TO 5.5V QUAD UART WITH 64-BYTE FIFO

Manufacturer: Exar (now MaxLinear)

Download the ST16C654D datasheet PDF. This datasheet also includes the ST16C654 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ST16C654_ExarCorporation.pdf) that lists specifications for multiple related part numbers.

General Description

The ST16C654/654D1 (654) is an enhanced quad Universal Asynchronous Receiver and Transmitter (UART) each with 64 bytes of transmit and receive FIFOs, transmit and receive FIFO trigger levels, automatic hardware and software flow control, and data rates of up to 1.5 Mbps.

Each UART has a set of registers that provide the user with operating status and control, receiver error indications, and modem serial interface controls.

Selectable interrupt polarity provides flexibility to meet design requirements.

Overview

 ST16C654/654D 2.97V TO 5.5V QUAD UART WITH 64-BYTE FIFO OCTOBER 2003 REV.

5.0.

Key Features

  • Pin-to-pin compatible with ST16C454, ST16C554 and TI’s TL16C554AFN and TL16C754BFN.
  • Intel or Motorola Data Bus Interface select.
  • Four independent UART channels s Register Set Compatible to 16C550 s Data rates of up to 1.5 Mbps s 64 Byte Transmit FIFO s 64 Byte Receive FIFO with error tags s 4 Selectable TX and RX FIFO Trigger Levels s Automatic Hardware (RTS/CTS) Flow Control s Automatic Software (Xon/Xoff) Flow Control s Progammable Xon/Xoff characters s Wireless Inf.