LT1498/LT1499 ELECTRICAL CHARACTERISTICSThe l denotes the specifi cations which apply over the temperature range–55°C < TA < 125°C. VS = 5V, 0V; VS = 3V, 0V; VCM = VOUT = half supply, unless otherwise noted. (Note 4)SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VOS Input Offset Voltage VCM = V+ – 0.5V l 300 1100 μV VCM = V– + 0.5V l 300 1100 μV VOS TC Input Offset Voltage Drift (Note 3) l 0.5 μV/°C VCM = V+ – 0.5V l 1.5 μV/°C ΔVOS Input Offset Voltage Shift VCM = V– + 0.5V to V+ – 0.5V l 250 2300 μV Input Offset Voltage Match (Channel-to-Channel) VCM = V– + 0.5V, V+ – 0.5V (Note 5) l 300 1900 μV IB Input Bias Current VCM = V+ – 0.5V l 0 450 1100 nA VCM = V– + 0.5V l –1100 –450 0 nA ΔIB Input Bias Current Shift VCM = V– + 0.5V to V+ – 0.5V l 900 2200 nA Input Bias Current Match (Channel-to-Channel) VCM = V+ – 0.5V (Note 5) l 0 40 400 nA VCM = V– + 0.5V (Note 5) l –400 –40 0 nA IOS Input Offset Current VCM = V+ – 0.5V l 40 300 nA VCM = V– + 0.5V l 40 300 nA ΔIOS Input Offset Current Shift VCM = V– + 0.5V to V+ – 0.5V l 80 600 nA AVOL Large-Signal Voltage Gain VS = 5V, VO = 0.5V to 4.5V, RL = 10k l 40 210 V/mV VS = 3V, VO = 0.5V to 2.5V, RL = 10k l 20 210 V/mV CMRR Common Mode Rejection Ratio VS = 5V, VCM = V– + 0.5V to V+ – 0.5V l 66 80 dB VS = 3V, VCM = V– + 0.5V to V+ – 0.5V l 62 75 dB CMRR Match (Channel-to-Channel) (Note 5) VS = 5V, VCM = V– + 0.5V to V+ – 0.5V l 62 80 dB VS = 3V, VCM = V– + 0.5V to V+ – 0.5V l 58 75 dB PSRR Power Supply Rejection Ratio VS = 2.5V to 12V, VCM = VO = 0.5V l 86 100 dB PSRR Match (Channel-to-Channel) (Note 5) VS = 2.5V to 12V, VCM = VO = 0.5V l 80 100 dB VOL Output Voltage Swing (Low) (Note 6) No Load l 22 50 mV ISINK = 0.5mA l 45 80 mV ISINK = 2.5mA l 110 220 mV VOH Output Voltage Swing (High) (Note 6) No Load l 3.5 20 mV ISOURCE = 0.5mA l 60 120 mV ISOURCE = 2.5mA l 170 350 mV ISC Short-Circuit Current VS = 5V l ±5 ±15 mA VS = 3V l ±5 ±15 mA IS Supply Current per Amplifi er l 2.4 3.0 mA GBW Gain-Bandwidth Product (Note 7) l 5.8 8.5 MHz SR Slew Rate (Note 8) VS = 5V, AV = –1, RL = Open, VO = 4V l 2.0 3.6 V/μs VS = 3V, AV = –1, RL = Open l 1.7 3.2 V/μs 14989fg 7