* ±15kV ESD Protection on All CMOS and RS-232Inputs and Outputs (Except active-low INVALID) * ±15kV Human Body Model * ±15kV IEC 1000-4-2 Air-Gap Discharge * ±8kV IEC 1000-4-2Contact Discharge * Operates Over Entire Li+ Battery Range * Low Logic Threshold Down to +1.65V for Compatibility with Cell Phone Logic Supply Voltages * 1μA Low-Power AutoShutdown Plus Mode * Compatible with Next-Generation GSM Data Rates * 20Pin TSSOP Package