XR16L580 Datasheet | Exar

.. áç JANUARY 2004 SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE REV. 1.2.0 GENERAL DESCRIPTION The XR16L580 (L580) is a 2.25 to 5.5 volt Universal Asynchronous Receiver and Transmitter (UART) with 5 volt tolerant inputs and a reduced pin count. It is pin-to-pin and software patible to industry standard 16C450, 16C550, ST16C580, ST16C650A and XR16C850 UARTs. It has 16 bytes of TX and RX FIFOs and is capable of operating up to serial data rate of 1 Mbps at 2.25 volt supply voltage. The internal registers is patible to the 16C550 register set plus enhanced registers for additional Features to support today’s high bandwidth data munication...