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Home » NEWEST Products » New by Manufacturer » Exar » Exar XR16M890 Single-Channel UARTs
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Exar XR16M890 Single-Channel UARTs with Integrated Level Shifters

Exar XR16M890 single-channel UARTs with selectable 8-bit Intel or Motorola or VLIO bus interface are the industry's fastest UARTs with integrated level shifters. XR16M890 single-channel UARTs with integrated level shifters feature a maximum data rate of 24 Mbps and offer 128 bytes of transmit and receive FIFOs. Exar XR16M890 UARTs are ideal for a variety of portable applications, including smart phones, Bluetooth®, PDAs, GPS systems, and other battery-operated devices.

Features
  • Integrated Level Shifters on CPU interface, UART and GPIO signals
  • Intel or Motorola or VLIO Bus Interface select
  • 24 Mbps maximum UART data rate
  • Up to 16 GPIOs
  • 128-Bytes TX and RX FIFOs
  • Programmable TX/RX trigger levels
  • TX/RX FIFO Level Counters
  • Independent TX/RX Baud Rate Generator
  • Fractional Baud Rate Generator
  • Auto RTS/CTS Hardware Flow Control
  • Auto XON/XOFF Software Flow Control
  • Auto RS-485 Half-Duplex Direction Control
  • Multidrop mode w/ Auto Address Detect (RX)
  • Multidrop mode w/ Address Byte Control (TX)
  • Sleep Mode with Automatic Wake-up
  • Infrared (IrDA 1.0 and 1.1) mode
  • 1.62V to 3.63V supply operation
  • Crystal oscillator or external clock input
  • 5V tolerant inputs
Applications
  • Personal Digital Assistants (PDAs)
  • Cellular Phones/Data Devices
  • Battery-Operated Devices
  • Global Positioning System (GPS)
  • Bluetooth
Part Number Package GPIOs
XR16M890IL32 QFN-32 4
XR16M890IL40 QFN-40 8
XR16M890IM48 TQFP-48 16

Block Diagram

Block diagram
  • Exar
  • Semiconductors|Integrated Circuits|IC-Interface