The MAX3232CSE+ transceiver has a proprietary low dropout transmitter output stage enabling true RS-232 performance from a 3V to 5.5V supply with a dual charge pump. The devices require only four small 0.1µF external charge pump capacitors. The MAX3232CSE+ is guaranteed to run at data rates of 120kbps while maintaining RS-232 output levels. The MAX3232CSE+ has 2 receivers and 2 drivers.