XR32220
XR32220 is 2-Driver/2-Receiver Intelligent RS-232 Transceiver manufactured by Exar.
2-Driver/2-Receiver Intelligent RS-232 Transceiver with 1.65V-5.5V Interface
General Description
The XR32220 product is a 2 driver/ 2 receiver RS-232 transceiver featuring a variable low voltage logic interface, down to 1.65V. This product is intended for portable or hand-held applications such as notebook and palmtop puters. The XR32220EBER device feature slew-rate limited outputs for reduced crosstalk and EMI. The XR32220EUER device is optimized for high speed with data rates up to 1Mbps, easily meeting the demands of high speed RS-232 applications.
The XR32220 uses an internal high-efficiency charge-pump power supply that requires only four 0.1μF capacitors in 3.3V...
