Datasheet LTC6078, LTC6079 (Analog Devices) - 3

LTC6078/LTC6079
The ELECTRICAL CHARACTERISTICS
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denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Test conditions are V+ = 3V, V– = 0V, VCM = 0.5V unless otherwise noted. SYMBOL PARAMETER CONDITIONS C, I SUFFIXES H SUFFIX UNITS MIN TYP MAX MIN TYP MAX
VOS Offset Voltage (Note 5) LTC6078MS8, LTC6078AMS8, LTC6079GN VCM = 0.5V, 2.5V ±7 ±25 ±7 ±25 μV LTC6078DD, LTC6079DHC VCM = 0.5V, 2.5V ±7 ±30 μV LTC6078AMS8 VCM = 0.5V ● ±20 ±70 ±25 ±95 μV LTC6078MS8 VCM = 0.5V ● ±25 ±97 ±30 ±135 μV LTC6079GN VCM = 0.5V ● ±30 ±115 ±35 ±165 μV LTC6078DD VCM = 0.5V ● ±30 ±120 μV LTC6079DHC VCM = 0.5V ● ±35 ±150 μV ΔVOS ⁄ΔT Input Offset Voltage Drift LTC6078AMS8 ● ±0.2 ±0.7 ±0.2 ±0.7 μV/°C (Note 5) LTC6078MS8 ● ±1.1 ±1.1 μV/°C LTC6078DD, LTC6079GN ● ±0.3 ±1.4 ±0.3 ±1.4 μV/°C LTC6079DHC ● ±0.3 ±1.8 μV/°C IB Input Bias Current VCM = V+/2 0.2 1 0.2 1 pA (Note 6) VCM = V+/2 ● 10 50 150 350 pA IOS Input Offset Current VCM = V+/2 0.1 0.1 pA (Note 6) VCM = V+/2 ● 0.5 25 10 100 pA en Input Noise Voltage 0.1Hz to 10Hz 1 1 µVP-P Input Noise Voltage Density f = 1kHz 18 18 nV/√Hz f = 10kHz 16 16 nV/√Hz in Input Noise Current Density 0.56 0.56 fA/√Hz (Note 8) Input Common Mode Range ● V– V+ V– V+ V CDIFF Differential Input Capacitance 10 10 pF CCM Common Mode Input 18 18 pF Capacitance CMRR Common Mode Rejection All Packages VCM = 0V to 3V 95 110 95 110 dB Ratio LTC6078AMS8 VCM = 0V to 3V ● 87 105 87 103 dB LTC6078AMS8 VCM = 0V to 1.7V ● 91 103 91 103 dB LTC6078MS8 VCM = 0V to 3V ● 85 102 85 100 dB LTC6078MS8 VCM = 0V to 1.7V ● 89 102 89 102 dB LTC6079GN VCM = 0V to 3V ● 84 102 84 100 dB LTC6079GN VCM = 0V to 1.7V ● 88 102 88 102 dB LTC6078DD, LTC6079DHC VCM = 0V to 3V ● 83 100 dB LTC6078DD, LTC6079DHC VCM = 0V to 1.7V ● 87 102 dB PSRR Power Supply Rejection Ratio VS = 2.7V to 5.5V 100 120 100 120 dB ● 97 97 dB VOUT Output Voltage, High No Load 1 1 mV (Referred to V+) ISOURCE = 0.2mA ● 35 15 40 15 mV ISOURCE = 2mA ● 350 150 400 150 mV Output Voltage, Low No Load 1 1 mV (Referred to V–) ISINK = 0.2mA ● 10 30 10 35 mV ISINK = 2mA ● 100 300 100 350 mV AVOL Large-Signal Voltage Gain RLOAD = 10k, 0.5V ≤ VOUT ≤ 2.5V ● 115 130 110 125 dB ISC Output Short-Circuit Current Source ● 5 10 4 10 mA Sink ● 7 14 6 14 mA SR Slew Rate AV = 1 0.05 0.05 V/μs GBW Gain-Bandwidth Product RL = 100k 420 750 420 750 kHz (fTEST = 10kHz) ● 360 320 kHz Φ0 Phase Margin RL = 10k, CL = 200pF 66 66 Deg tS Settling Time 0.1% AV = 1, 1V Step 24 24 μs 60789fa 3