The Texas Instruments MC1489N is a receiver IC designed for RS232 communication. It features a 0/4 driver/receiver configuration and operates within a 4.5V to 5.5V supply range.
The Texas Instruments MC1489AN is a receiver IC designed for RS232 protocol. It operates within a voltage range of 4.5V to 5.5V and a temperature range of -55°C to 125°C.
The MAX1489ECPD from Analog Devices is a quad, low-power line receiver designed for RS-232 communications. It offers enhanced ESD protection and operates over a temperature range of 0°C to 70°C.
The Texas Instruments SN75189AN is a quadruple line receiver designed for RS-232 interfaces. It operates from a single 5V supply and supports data rates up to 1 Mbps.