LT1801/LT1802 ELECTRICAL CHARACTERISTICSThe l denotes the specifi cations which apply over the temperature rangeof – 40°C < TA < 85°C. VS = 5V, 0V; VS = 3V, 0V; VCM = VOUT = half supply, unless otherwise noted. (Note 5)SYMBOL PARAMETERCONDITIONSMINTYPMAXUNITS VOS Input Offset Voltage VCM = 0V l 175 700 μV V l CM = 0V (MS8) 200 850 μV V l CM = 0V (DD) 320 1150 μV V l 0.75 4 mV CM = VS ΔVOS Input Offset Shift VCM = 0V to VS – 1.5V l 30 300 μV Input Offset Voltage Match VCM = 0V l 200 1250 μV (Channel-to-Channel) (Note 9) V l CM = 0V (MS8) 280 1600 μV V l CM = 0V (DD) 320 1800 μV VOS TC Input Offset Voltage Drift (Note 8) l 1.5 5 μV/°C IB Input Bias Current l 50 400 nA VCM = VS – 0.2V l 600 2250 nA Input Bias Current Match VCM = 1V l 25 450 nA (Channel-to-Channel) (Note 9) V l CM = VS – 0.2V 25 700 nA IOS Input Offset Current VCM = 1V l 25 350 nA V l CM = VS – 0.2V 25 350 nA AVOL Large-Signal Voltage Gain VS = 5V, VO = 0.5V to 4.5V, RL = 1k at VS/2 l 20 65 V/mV V l S = 5V, VO = 1.5V to 3.5V, RL = 100Ω at VS/2 2 6 V/mV V l S = 3V, VO = 0.5V to 2.5V, RL = 1k at VS/2 17.5 65 V/mV CMRR Common Mode Rejection Ratio VS = 5V, VCM = 0V to 3.5V l 81 101 dB V l S = 3V, VCM = 0V to 1.5V 73 93 dB CMRR Match (Channel-to-Channel) (Note 9) VS = 5V, VCM = 0V to 3.5V l 75 101 dB V l S = 3V, VCM = 0V to 1.5V 67 93 dB Input Common Mode Range l 0 VS V PSRR Power Supply Rejection Ratio VS = 2.5V to 10V, VCM = 0V l 73 90 dB PSRR Match (Channel-to-Channel) (Note 9) VS = 2.5V to 10V, VCM = 0V l 67 90 dB Minimum Supply Voltage (Note 6) VCM = VO = 0.5V l 2.3 2.5 V VOL Output Voltage Swing Low (Note 7) No Load l 15 90 mV I l SINK = 5mA 105 250 mV I l SINK = 10mA 170 400 mV VOH Output Voltage Swing High (Note 7) No Load l 25 90 mV I l SOURCE = 5mA 150 350 mV I l SOURCE = 10mA 300 700 mV ISC Short-Circuit Current VS = 5V l 12.5 30 mA VS = 3V l 12.5 30 mA IS Supply Current per Amplifi er l 2.1 3 mA GBW Gain Bandwidth Product Frequency = 2MHz l 25 70 MHz SR Slew Rate VS = 5V, AV = – 1, RL = 1k, VO = 1V to 4V l 9 18 V/μs 18012fc 5
