LTC6268-10/LTC6269-10 3.3V ELECTRICAL CHARACTERISTICS The l denotes specifications that apply over the full operatingtemp erature range, otherwise specifications are at TA = 25°C, VSUPPLY = 3.3V (V+ = 3.3V, V– = 0V, VCM = mid-supply), RL = 1kΩ,VSHDN is unconnected. SYMBOL PARAMETERCONDITIONSMINTYPMAXUNITS VOS Input Offset Voltage VCM = 1.0V –0.7 0.2 0.7 mV l –3 3 mV VCM = 2.3V –1.0 0.2 1.0 mV l –4.5 4.5 mV TC VOS Input Offset Voltage Drift VCM = 1.0V 4 µV/C IB Input Bias Current (Notes 6, 8) VCM = 1.0V –20 ±3 20 fA LTC6268I-10/LTC6269I-10 l –900 900 fA LTC6268H-10/LTC6269H-10 l –4 4 pA VCM = 2.3V –20 ±3 20 fA LTC6268I-10/LTC6269I-10 l –900 900 fA LTC6268H-10/LTC6269H-10 l –4 4 pA IOS Input Offset Current (Notes 6, 8) VCM = 1.0V –40 ±6 40 fA LTC6268I-10/LTC6269I-10 l –450 450 fA LTC6268H-10/LTC6269H-10 l –2 2 pA en Input Voltage Noise Density, VCM =1.0V f = 1MHz 4.0 nV/√Hz Input Voltage Noise Density, VCM = 2.3V f = 1MHz 4.0 nV/√Hz Input Referred Noise Voltage f = 0.1Hz to 10Hz 13.5 μVP-P in Input Current Noise Density, VCM = 1.0V f = 100kHz 7 fA/√Hz Input Current Noise Density, VCM = 2.3V f = 100kHz 7 fA/√Hz RIN Input Resistance Differential >1000 GΩ Common Mode >1000 GΩ CIN Input Capacitance Differential (DC to 200MHz) 0.1 pF Common Mode (DC to 100MHz) 0.45 pF CMRR Common Mode Rejection Ratio VCM = 0.5V to 1.2V (PNP Side) 63 90 dB l 60 dB VCM = –0.1V to 2.8V (Full Range) 60 77 dB l 50 dB IVR Input Voltage Range Guaranteed by CMRR l –0.1 2.8 V AV Open Loop Voltage Gain VOUT = 0.5V to 2.8V RLOAD = 10k 80 200 V/mV l 40 V/mV RLOAD = 100 10 18 V/mV l 2 V/mV VOL Output Swing Low ISINK = 10mA 80 140 mV (Input Overdrive 30mV). l 200 mV Measured from V– ISINK = 25mA 140 200 mV l 260 mV VOH Output Swing High ISOURCE = 10mA 80 140 mV (Input Overdrive 30mV). l 200 mV Measured from V+ ISOURCE = 25mA 170 270 mV l 370 mV ISC Output Short Circuit Current (Note 9) 50 80 mA l 35 mA IS Supply Current per Amplifier 14.5 16 17.5 mA l 9 25 mA 626810f For more information www.linear.com/LTC6268-10 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information 5.0V Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Schematic Operation Applications Information Package Description Typical Application Related Parts