3-V To 5.5-V Two Channel RS-232 Compatible Line Driver/Receiver 16-SOIC 0 to 70
Texas Instruments
Texas Instruments - SN75C3232DWE4
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Texas Instruments - SN75C3232DBRE4
Texas Instruments - SN75C3232DWRE4
Texas Instruments - SN75C3232DBRG4
Texas Instruments - SN75C3232DRG4
Texas Instruments - SN75C3232PWE4