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Part Number Description Vsupply (V) Tx Rx Data Rate (min) (kbps) Icc (typ) (mA) Internal Charge Pump Ext. Caps Cap. Value (nom) (µF) ESD Protect. (±kV) Rx Active in Shutdn RoHS Available Cross Reference Pin/Package


































AT3243 3-Driver/5-Receiver, ±15kV, ESD-Protected, 3.0V to 5.5V, Low-Power, 250kbps, True RS-232 Transceiver 3.3 ,5 3 5 250 0.3 Yes 4 0.1 15 1 Yes MAX3243E SOP28 SSOP28 TSSOP28
AT3232 2-Driver/2-Receiver, ±15kV, ESD-Protected, 3.0V to 5.5V, Low-Power, 250kbps, True RS-232 Transceiver 3.3 ,5 2 2 250 0.3 Yes 4 0.1 15 0 Yes MAX3232E DIP16, SOP16 SSOP16 TSSOP16 TSSOP20
AT202E/AT232E 5V, Dual RS-232 Transceiver with 0.1µF External Capacitors 2/2 5 0.3 250 15 Yes 4 0.1 15 0 Yes MAX3232E DIP16 SOP16 TSSOP16 SSOP16
AT3222E ±15kV, ESD-Protected, 3.0V to 5.5V, Low-Power, 250kbps, True RS-232 Transceiver with Shutdown 3.3 ,5 2 2 250 0.3 Yes 4 0.1 15 1 Yes MAX3222E TSSOP20 SSOP20 SOP18
AT3232E 2-Driver/2-Receiver, ±15kV, ESD-Protected, 3.0V to 5.5V, Low-Power, 250kbps, True RS-232 Transceiver 3.3 ,5 2 2 250 0.3 Yes 4 0.1 15 0 Yes MAX3232E DIP16 SOP16 TSSOP16 SSOP16
AT3221E ±15kV ESD-Protected, 1µA, 3.0V to 5.5V, 250kbps, RS-232 Transceiver with AutoShutdown 3.3 ,5 1 1 250 0.3 Yes 4 0.1 15 1 Yes MAX3221E SSOP16 QFN16 TSSOP16
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