XR16M554D Overview
The XR16M554 (M554) is a quad Universal Asynchronous Receiver and Transmitter (UART) with 16 bytes of transmit and receive FIFOs, selectable receive FIFO trigger levels and data rates of up to 4 Mbps at 3.3 V. Each UART has a set of registers that provide the user with operating status and control, receiver error indications, and modem serial interface controls. An internal loopback capability allows onboard...
XR16M554D Key Features
- Pin-to-pin patible with ST16C454, ST16C554
- Intel or Motorola Data Bus Interface select
- Four independent UART channels
- 1.62V to 3.63V supply operation
- Crystal oscillator or external clock input