XR16L580 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 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.