Datasheet LTC2066, LTC2067, LTC2068 (Analog Devices) - 4

LTC2066/LTC2067/LTC2068
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. Unless otherwise noted, VS = 5V, VCM = VOUT = VS/2, VSHDN = 5V, RL to VS/2. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage (Note 6) VS = 5.25V 1 ±5 μV l ±10 μV ΔVOS/ΔT Input Offset Voltage Drift (Note 6) –40°C to 85°C l ±0.02 μV/°C –40°C to 125°C l ±0.04 µV/°C IB Input Bias Current ±5 ±35 pA –40°C to 85°C l ±50 pA –40°C to 125°C l ±150 pA IOS Input Offset Current LTC2066, LTC2067 ±10 ±35 pA –40°C to 85°C l ±50 pA –40°C to 125°C l ±150 pA LTC2068 ±10 ±65 pA –40°C to 85°C l ±70 pA –40°C to 125°C l ±170 pA in Input Noise Current Spectral Density f ≤ 100Hz 35 fA/√Hz en Input Noise Voltage Spectral Density f ≤ 100Hz 80 nV/√Hz en P–P Input Noise Voltage DC to 10Hz 1.7 μVP–P CIN Input Capacitance Differential 3.3 pF Common Mode 3.5 pF VCMR Input Voltage Range Guaranteed by CMRR l (V–) – 0.1 (V+) + 0.1 V CMRR Common Mode Rejection Ratio VCM = (V–) – 0.1V to (V+) + 0.1V 111 134 dB RL = 499k l 108 dB PSRR Power Supply Rejection Ratio VS = 1.7V to 5.25V 108 126 dB RL = 499k l 106 dB EMIRR EMI Rejection Ratio f = 400MHz 66 dB VRF = 100mVPK f = 900MHz 79 dB EMIRR = 20 • log(VRF/ΔVOS) f = 1800MHz 90 dB f = 2400MHz 76 dB AVOL Open Loop Gain VOUT = (V–) + 0.1V to (V+) – 0.1V, RL = 499k 112 140 dB l 110 dB VOL Output Voltage Swing Low (VOUT – V–) RL = 499k 0.1 mV RL = 10k 5.5 15 mV l 20 mV VOH Output Voltage Swing High (V+ – VOUT) RL = 499k 0.15 mV RL = 10k 7 15 mV l 20 mV ISC Output Short Circuit Current Sourcing 30 51 mA l 16 mA Sinking 20 48 mA l 5 mA SR Slew Rate AV = +1 17.5 V/ms GBW Gain Bandwidth Product RL = 499k 100 kHz tON Power-Up Time 0.4 ms fC Internal Chopping Frequency 25 kHz VS Supply Voltage Range Guaranteed by PSRR l 1.7 5.25 V IS Supply Current per Amplifier No Load 7.5 10 μA –40°C to 85°C l 12.5 μA –40°C to 125°C l 20 µA Rev. B 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 Pin Functions Block Diagram Revision History Typical Application Related Parts