Datasheet LTC2050, LTC2050HV (Analog Devices) - 4

LTC2050/LTC2050HV
ELECTRICAL CHARACTERISTICS (LTC2050/LTC2050HV) The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VS = 3V unless otherwise noted. (Note 3) C, I SUFFIXES H SUFFIX PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Input Offset Voltage (Note 2) ±0.5 ±3 ±0.5 ±3 µV Average Input Offset Drift (Note 2) l ±0.03 ±0.05 µV/°C Long-Term Offset Drift 50 50 nV/√mo Input Bias Current LTC2050 ±20 ±75 ±20 ±75 pA l ±300 ±4000 pA LTC2050HV ±1 ±50 ±1 ±50 pA l ±100 ±4000 pA Input Offset Current LTC2050 ±150 ±150 pA l ±200 ±1000 pA LTC2050HV ±100 ±100 pA l ±150 ±1000 pA Input Noise Voltage RS = 100Ω, 0.01Hz to 10Hz 1.5 1.5 µVP-P Input Capacitance 1.7 1.7 pF Common Mode Rejection Ratio LTC2050/LTC2050HV VCM = GND to (V+ – 1.3) 115 130 115 130 dB VCM = GND to (V+ – 1.3) l 110 130 110 130 dB Power Supply Rejection Ratio VS = 2.7V to 6V 120 130 120 130 dB l 115 130 115 130 dB Large-Signal Voltage Gain RL = 10k 120 140 120 140 dB l 115 140 115 140 dB Output Voltage Swing High RL = 2k to GND l 2.85 2.94 2.85 2.94 V RL = 10k to GND l 2.95 2.98 2.95 2.98 V Output Voltage Swing Low RL = 2k to GND l 1 10 1 10 mV RL = 10k to GND l 1 10 1 10 mV Slew Rate 2 2 V/µs Gain Bandwidth Product 3 3 MHz Supply Current VSHDN = VIH, No Load l 0.75 1.1 0.75 1.2 mA VSHDN = VIL l 10 10 µA Shutdown Pin Input Low Voltage (VIL) l V– + 0.5 V– + 0.5 V Shutdown Pin Input High Voltage (VIH) l V+ – 0.5 V+ – 0.5 V Shutdown Pin Input Current VSHDN = GND l –0.5 –3 –0.5 –3 µA Internal Sampling Frequency 7.5 7.5 kHz Rev. E 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Test Circuits Applications Information Typical Applications Package Description Revision History Typical Application Related Parts