Datasheet LTC6258, LTC6259, LTC6260 (Analog Devices) - 5

LTC6258/LTC6259/LTC6260
1.8V ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VSUPPLY = 1.8V, VCM = VOUT = 0.4V, CL = 10pF, VSHDN is unconnected. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage VCM = V– + 0.3V –400 100 400 µV l –1000 1000 µV VCM = V+ – 0.3V –400 100 400 µV l –1000 1000 µV ∆VOS/∆T Input Offset Voltage Drift VCM = V– + 0.3V, V+ – 0.3V 1.5 µV/°C IB Input Bias Current (Note 7) VCM = V– + 0.3V l –75 2 75 nA VCM = V+ – 0.3V l –75 5 75 nA IOS Input Offset Current VCM = V– + 0.3V l –75 2 75 nA VCM = V+ – 0.3V l –75 2 75 nA en Input Voltage Noise Density f = 1kHz, VCM = 0.4V 38 nV/√Hz Input Noise Voltage f = 0.1Hz to 10Hz 2 µVP-P in Input Current Noise Density f = 1kHz, VCM = 0V to 0.8V 500 fA/√Hz f = 1kHz, VCM = 1V to 1.8V 500 fA/√Hz RIN Input Resistance Differential 1 MΩ Common Mode 10 MΩ CIN Input Capacitance Differential 0.65 pF Common Mode 1.2 pF CMRR Common Mode Rejection Ratio VCM = 0.2V to 1.6V 70 90 dB l 61 dB IVR Input Voltage Range l –0.1 1.9 V PSRR Power Supply Rejection Ratio VCM = 0.4V, VS = 1.8V to 5.25V 78 90 dB l 68 dB AV Large Signal Gain VOUT = 0.5V to 1.3V, RLOAD = 100k 15 50 V/mV l 1.6 V/mV VOUT = 0.5V to 1.3V, RLOAD = 10k 4 10 V/mV l 0.4 V/mV VOL Output Swing Low (Input Overdrive 30mV), No Load 15 30 mV Measured from V– l 50 mV ISINK = 100µA 80 110 mV l 130 mV ISINK = 1mA 150 200 mV l 230 mV 6258960fa For more information www.linear.com/LTC6258 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information 5V Electrical Characteristics 1.8V Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Schematic Operation Applications Information Typical Application Related Parts