include 16 selectable TX and RX FIFO trigger levels, automatic hardware (RTS/CTS) and software (Xon/Xoff) flow control, and a complete modem interface. Onboard registers .

* Portable Appliances
* Battery-Operated Devices
* Cellular Data Devices
* Factory Automation and Proce.

The XR20M11721 (M1172) is a high performance two channel universal asynchronous receiver and transmitter (UART) with 64 byte TX and RX FIFOs and a selectable I2C/SPI slave interface. The M1172 operates from 1.62 to 3.63 volts. The standard features i.

XR20M1170

XR20M1280

XR2001

XR2002

XR2003

XR2004

XR2008

XR2009

XR205

XR20V2170

XR20V2172

XR210

XR2100