MAX3243EEAIIC TXRX RS232 TRUE 1MBPS 28-SSOP|MAXIM INTEGRATED|Lead All|RoHS Mixed MAX3243EEAI+ MAX3243EEAI-TIC TXRX RS232 TRUE 1MBPS 28SSOP|MAXIM INTEGRATED|Lead All|RoHS Mixed MAX3243EEAI+T