3-V To 5.5-V Multichannel RS-232 Line Driver/Receiver 28-SOIC -40 to 85
Texas Instruments
Texas Instruments - SN65C3243DWG4
$1.89
Texas Instruments - SN65C3243PWG4
$2.06
Texas Instruments - SN65C3243DW
$1.55 - $45.98
Texas Instruments - SN65C3243PWR
$1.31 - $43.38
Texas Instruments - SN65C3243PWRE4
$2.83
Texas Instruments - SN65C3243
$2.70 - $4,041.60