MAX3221 RS-232 Line Driver - 3-5.5V
The MAX3221 device consists of one line driver, one line receiver with dedicated enable pin, and a dual charge-pump circuit with ±15-kV ESD protection pin to pin..
MAX3232 Dual RS-232 Line Driver - SMD SSOP
The MAX3232 device consists of two line drivers, two line receivers, and a dual charge-pump circuit with ±15-kV ESD protection terminal to terminal (serial-..