Datasheet LTC6268, LTC6269 (Analog Devices) - 5

LTC6268/LTC6269
3.3 V ELECTRICAL CHARACTERISTICS The
l
denotes specifications that apply over the full operating temp erature range, otherwise specifications are at TA = 25°C, VSUPPLY = 3.3V (V+ = 3.3V, V– = 0V, VCM = mid-supply), RL = 1kΩ, CL = 10pF, VSHDN is unconnected. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage VCM = 1.0V –0.7 0.2 0.7 mV l –2.5 2.5 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/LTC6269I l –900 900 fA LTC6268H/LTC6269H l –4 4 pA VCM = 2.3V –20 ±3 20 fA LTC6268I/LTC6269I l –900 900 fA LTC6268H/LTC6269H l –4 4 pA IOS Input Offset Current (Notes 6, 8) VCM = 1.0V –40 ±6 40 fA LTC6268I/LTC6269I l –450 450 fA LTC6268H/LTC6269H l –2 2 pA en Input Voltage Noise Density, VCM =1.0V f = 1MHz 4.3 nV/√Hz Input Voltage Noise Density, VCM = 2.3V f = 1MHz 4.9 nV/√Hz Input Referred Noise Voltage f = 0.1Hz to 10Hz 13 μVP-P in Input Current Noise Density, VCM = 1.0V f = 100kHz 5.6 fA/√Hz Input Current Noise Density, VCM = 2.3V f = 100kHz 5.3 fA/√Hz RIN Input Resistance Differential >1000 GΩ Common Mode >1000 GΩ CIN Input Capacitance Differential (DC to 200MHz) 100 fF Common Mode (DC to 100MHz) 450 fF CMRR Common Mode Rejection Ratio VCM = 0.5V to 1.2V (PNP Side) 63 100 dB l 60 dB VCM = 0V to 2.8V (Full Range) 60 77 dB l 50 dB IVR Input Voltage Range Guaranteed by CMRR l 0 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 23 mA 62689f For more information www.linear.com/LTC6268 5