ILX3221N - INTERFACE TRANSCEIVER OF THE SERIAL DATA OF THE STANDARD RS-232

table Pin number Symbol Pin description 01 En Receiver enable control input 02 C1+ Positive terminal of the voltage multiplier charge-pump capacitor 03 V+ Positive voltage multiplier output 04 C1- Negative terminal of the voltage multiplier charge-pump capacitor 05 C2+ Positive terminal of t

• LHT tHL 0.9 1,5 V 0.1 tPHLT, tPLHT ILX3221N 3V 0V UOH 1,5V 1,5 V Transmitter output & input signals time diagram UOL tHL tLH TIN 0.9 0.9 3 V 0.1 0.1 t SLH t SHL +3 V +3 V 0V UOH TOUT -3 V -3 V U OL Transmitter output &.