SN65C3221DB
Manufacturers：
Texas Instruments
Description：
IC RS232 LINE DVR/RCVR 16-SSOP
SN65C3221DBR
Manufacturers：
Texas Instruments
Description：
IC LINE DRVR/RCVR 1-CH 16-SSOP
SN65C3221DBRE4
Manufacturers：
Texas Instruments
Description：
IC RS232 LINE DVR/RCVR 16-SSOP