DatasheetLT6236, LT6237, LT6238 (Analog Devices) - 3

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 PARAMETER CONDITIONS MIN TYP MAX UNIT
VOS Input Offset Voltage LT6236 100 500 µV LT6237MS8, LT6238GN 50 350 µV LT6237DD8 75 450 µV Input Offset Voltage Match 100 600 µV (Channel-to-Channel) (Note 6) IB Input Bias Current 5 10 µA IB Match (Channel-to-Channel) (Note 6) 0.1 0.9 µA IOS Input Offset Current 0.1 0.6 µA Input Noise Voltage 0.1Hz to 10Hz 180 nVP-P en Input Noise Voltage Density f = 10kHz, VS = 5V 1.1 1.7 nV/√Hz in Input Noise Current Density, Balanced Source f = 10kHz, VS = 5V, RS = 10k 1 pA/√Hz Input Noise Current Density, Unbalanced Source f = 10kHz, VS = 5V, RS = 10k 2.4 pA/√Hz RIN Input Resistance Common Mode 6.5 MΩ Differential Mode 7.5 kΩ CIN Input Capacitance Common Mode 2.9 pF Differential Mode 7.7 pF AVOL Large-Signal Gain VS = 5V, VO = 0.5V to 4.5V, RL = 10k to VS/2 105 200 V/mV VS = 5V, VO = 0.5V to 4.5V, RL = 1k to VS/2 21 40 V/mV VS = 5V, VO = 1V to 4V, RL = 100Ω to VS/2 5.4 9 V/mV VS = 3.3V, VO = 0.65V to 2.65V, RL = 10k to VS/2 90 175 V/mV VS = 3.3V, VO = 0.65V to 2.65V, RL = 1k to VS/2 16.5 32 V/mV VCM Input Voltage Range Guaranteed by CMRR, VS = 5V, 0V 1.5 4 V Guaranteed by CMRR, VS = 3.3V, 0V 1.15 2.65 V CMRR Common Mode Rejection Ratio VS = 5V, VCM = 1.5V to 4V 90 115 dB VS = 3.3V, VCM = 1.15V to 2.65V 90 115 dB PSRR Power Supply Rejection Ratio VS = 3V to 10V 90 115 dB Minimum Supply Voltage (Note 7) 3 V VOL Output Voltage Swing Low (Note 8) No Load 4 40 mV ISINK = 5mA 85 190 mV VS = 5V, ISINK = 20mA 240 460 mV VS = 3.3V, ISINK = 15mA 185 350 mV VOH Output Voltage Swing High (Note 8) No Load 5 50 mV ISOURCE = 5mA 90 200 mV VS = 5V, ISOURCE = 20mA 325 600 mV VS = 3.3V, ISOURCE = 15mA 250 400 mV ISC Short-Circuit Current VS = 5V ±30 ±45 mA VS = 3.3V ±25 ±40 mA IS Supply Current per Amplifier 3.15 3.5 mA Disabled Supply Current per Amplifier ENABLE = V+ – 0.35V 0.2 10 µA IENABLE ENABLE Pin Current ENABLE = 0.3V –25 –75 µA 623637fb For more information www.linear.com/LT6236 3