Datasheet Details
- Part number
- XR20V2172
- Manufacturer
- Exar Corporation
- File Size
- 666.42 KB
- Datasheet
- XR20V2172_ExarCorporation.pdf
- Description
- TWO CHANNEL I2C/SPI UART
XR20V2172 Description
www.DataSheet4U.com FEBRUARY 2007 PRELIMINARY XR20V2172 REV.P1.0.1 TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER GENERAL DESCR.
The XR20V21721 (V2172) is a high performance two channel universal asynchronous receiver and transmitter (UART) with 64 byte TX and RX FIFOs, a select.
XR20V2172 Features
* in the V2172 include a programmable fractional baud rate generator, an 8X and 4X sampling rate that allows for a maximum baud rate of 1 Mbps at 3.3V. The standard features include 16 selectable TX and RX FIFO trigger levels, automatic hardware (RTS/CTS) and software (Xon/ Xoff) flow control, and a c
XR20V2172 Applications
* Portable Appliances
* Battery-Operated Devices
* Cellular Data Devices
* Factory Automation and Process Controls
FIGURE 1. XR20V2172 BLOCK DIAGRAM
XTAL1 XTAL2
* 64-QFN packages
VCC
R_EN
GND
FAST
ACP
C2+
C1+
C2-
C1-
VR EF+ IR Q # RESET# C rys ta l
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