LTC1540 ELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA = 25°C. V+ = 5V, V– = GND = 0V unless otherwise noted. SYMBOL PARAMETERCONDITIONSMINTYPMAXUNITSPower Supply V+ Supply Voltage Range l 2.0 11.0 V ICC Supply Current IN– – IN+ = 80mV, HYST = REF, C-Grade l 0.3 0.68 µA IN– – IN+ = 80mV, HYST = REF, I-Grade l 0.71 µA Comparator VOS Comparator Input Offset Voltage VCM = 2.5V ±12 mV l ±15 mV LTC1540CMS8/IMS8 l ±16 mV I + – IN Input Leakage Current (IN+, IN–) VIN = VIN = 2.5V l ±0.01 ±1.0 nA Input Leakage Current (HYST) l ±0.02 ±1.0 nA VCM Comparator Input Common Mode Range l V– V+ – 1.3V V CMRR Common Mode Rejection Ratio V– to V+ – 1.3V 0.1 1 mV/V PSRR Power Supply Rejection Ratio V+ = 2V to 11V 0.1 1 mV/V VHYST Hysteresis Input Voltage Range l REF – 50mV REF V tPD Propagation Delay COUT = 100pF Overdrive = 10mV 60 µs Overdrive = 100mV 50 µs VOH Output High Voltage IO = –13mA l V+ – 0.4V V VOL Output Low Voltage IO = 1.8mA l GND + 0.4V V Reference VREF Reference Voltage No Load (SO-8)/(DFN) Commercial l 1.158 1.182 1.206 V MS8 Commercial l 1.156 1.182 1.208 V (SO-8)/(MS8)/(DFN) Industrial l 1.152 1.182 1.212 V ∆VREF Load Regulation 0 ≤ ISOURCE ≤ 100µA l 0.5 2.5 mV 0 ≤ ISINK ≤ 10µA 0.5 1.5 mV l 5 mV 1540fb For more information www.linear.com/LTC1540 3