LT6236/LT6237/LT6238 e lecTrical characTerisTics TA = 25°C, VS = 5V, 0V; VS = 3.3V, 0V; VCM = VOUT = half supply,ENABLE = 0V, unless otherwise noted. SYMBOL PARAMETERCONDITIONSMINTYPMAXUNIT VL ENABLE Pin Input Voltage Low 0.3 V VH ENABLE Pin Input Voltage High V+ – 0.35V V Output Leakage Current ENABLE = V+ – 0.35V, VO = 1.5V to 3.5V 0.2 10 µA tON Turn-On Time ENABLE = 5V to 0V, RL = 1k, VS = 5V 800 ns tOFF Turn-Off Time ENABLE = 0V to 5V, RL = 1k, VS = 5V 41 µs GBW Gain-Bandwidth Product Frequency = 1MHz, VS = 5V 200 MHz f–3db –3dB Bandwidth VS = 5V, RL = 100Ω 90 MHz SR Slew Rate VS = 5V, A V = –1, RL = 1k, VO = 1.5V to 3.5V 42 60 V/µs FPBW Full-Power Bandwidth VS = 5V, VOUT = 3VP-P (Note 9) 4.4 6.3 MHz tS Settling Time 0.1%, VS = 5V, VSTEP = 2V, AV = 1 50 ns 0.01% 60 ns 0.0015% (16-Bit) 240 ns 4ppm (18-Bit) 570 ns The l denotes the specifications which apply over the 0°C < TA < 70°C temperature range. VS = 5V, 0V; VS = 3.3V, 0V; VCM = VOUT =half supply, ENABLE = 0V, unless otherwise noted.SYMBOL PARAMETERCONDITIONSMINTYPMAXUNIT VOS Input Offset Voltage LT6236 l 600 µV LT6237MS8, LT6238GN l 450 µV LT6237DD8 l 550 µV Input Offset Voltage Match l 800 µV (Channel-to-Channel) (Note 6) VOS TC Input Offset Voltage Drift (Note 10) LT6236 l 0.5 2.0 µV/°C LT6237MS8 l 0.3 1.4 µV/°C LT6237DD8 l 0.4 2.2 µV/°C LT6238GN l 0.5 2.2 µV/°C IB Input Bias Current l 11 µA IB Match (Channel-to-Channel) (Note 6) l 1 µA IOS Input Offset Current l 0.7 µA AVOL Large-Signal Gain VS = 5V, VO = 0.5V to 4.5V, RL = 10k to VS/2 l 78 V/mV VS = 5V, VO = 0.5V to 4.5V, RL = 1k to VS/2 l 17 V/mV VS = 5V, VO = 1V to 4V, RL = 100Ω to VS/2 l 4.1 V/mV VS = 3.3V, VO = 0.65V to 2.65V, RL = 10k to VS/2 l 66 V/mV VS = 3.3V, VO = 0.65V to 2.65V, RL = 1k to VS/2 l 13 V/mV VCM Input Voltage Range Guaranteed by CMRR VS = 5V, 0V l 1.5 4 V Vs = 3.3V, 0V l 1.15 2.65 V CMRR Common Mode Rejection Ratio VS = 5V, VCM = 1.5V to 4V l 90 dB VS = 3.3V, VCM = 1.15V to 2.65V l 85 dB PSRR Power Supply Rejection Ratio VS = 3V to 10V l 85 dB Minimum Supply Voltage (Note 7) l 3 V VOL Output Voltage Swing Low (Note 8) No Load l 50 mV ISINK = 5mA l 200 mV VS = 5V, ISINK = 20mA l 500 mV VS = 3.3V, ISINK = 15mA l 380 mV 623637fb 4 For more information www.linear.com/LT6236