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Texas Instruments TRS3221RGTEVM Evaluation Module is designed to evaluate both the TRS3221E or TRSF3221E in the RGT package. The TI TRS3221RGTEVM Evaluation Module features all signals available through headers and test points, along with the charge pump output V+ and V-. The TRS3221RGTEVM Board interfaces data and control CMOS logic levels on the terminal block to RS-232 levels supporting data channels and flow control channels on a DB9 connector.