Datasheet LT1498, LT1499 (Analog Devices) - 4

LT1498/LT1499
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the temperature range 0°C < TA < 70°C. VS = 5V, 0V; VS = 3V, 0V; VCM = VOUT = half supply, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage VCM = V+ l 175 650 μV VCM = V– + 0.1V l 175 650 μV VOS TC Input Offset Voltage Drift (Note 3) l 0.5 2.5 μV/°C VCM = V+ l 1.5 4.0 μV/°C ΔVOS Input Offset Voltage Shift VCM = V– + 0.1V to V+ l 170 600 μV Input Offset Voltage Match (Channel-to-Channel) VCM = V– + 0.1V, V+ (Note 5) l 200 900 μV IB Input Bias Current VCM = V+ l 0 275 780 nA VCM = V– + 0.1V l –780 –275 0 nA ΔIB Input Bias Current Shift VCM = V– + 0.1V to V+ l 550 1560 nA Input Bias Current Match (Channel-to-Channel) VCM = V+ (Note 5) l 0 15 170 nA VCM = V– + 0.1V (Note 5) l –170 –15 0 nA IOS Input Offset Current VCM = V+ l 10 85 nA VCM = V– + 0.1V l 10 85 nA ΔIOS Input Offset Current Shift VCM = V– + 0.1V to V+ l 20 170 nA AVOL Large-Signal Voltage Gain VS = 5V, VO = 75mV to 4.8V, RL = 10k l 500 2500 V/mV VS = 3V, VO = 75mV to 2.8V, RL = 10k l 400 2000 V/mV CMRR Common Mode Rejection Ratio VS = 5V, VCM = V– + 0.1V to V+ l 78 89 dB VS = 3V, VCM = V– + 0.1V to V+ l 73 85 dB CMRR Match (Channel-to-Channel) (Note 5) VS = 5V, VCM = V– + 0.1V to V+ l 74 90 dB VS = 3V, VCM = V– + 0.1V to V+ l 69 86 dB PSRR Power Supply Rejection Ratio VS = 2.3V to 12V, VCM = VO = 0.5V l 86 102 dB PSRR Match (Channel-to-Channel) (Note 5) VS = 2.3V to 12V, VCM = VO = 0.5V l 80 102 dB VOL Output Voltage Swing (Low) (Note 6) No Load l 17 35 mV ISINK = 0.5mA l 40 80 mV ISINK = 2.5mA l 110 220 mV VOH Output Voltage Swing (High) (Note 6) No Load l 3.5 15 mV ISOURCE = 0.5mA l 55 120 mV ISOURCE = 2.5mA l 160 300 mV ISC Short-Circuit Current VS = 5V l ±12 ±23 mA VS = 3V l ±10 ±20 mA IS Supply Current per Amplifi er l 1.9 2.6 mA GBW Gain-Bandwidth Product (Note 7) l 6.1 9 MHz SR Slew Rate (Note 8) VS = 5V, AV = –1, RL = Open, VO = 4V l 2.5 4.0 V/μs VS = 3V, AV = –1, RL = Open l 2.2 3.5 V/μs 14989fg 4