OP27 Data Sheet TYPICAL ELECTRICAL CHARACTERISTICS VS = ±15 V, TA = 25°C unless otherwise noted. Table 4. ParameterSymbolTest ConditionsOP27N TypicalUnit AVERAGE INPUT OFFSET VOLTAGE DRIFT1 TCVOS or TCVOSn Nulled or unnulled, RP = 8 kΩ to 20 kΩ 0.2 µV/°C AVERAGE INPUT OFFSET CURRENT DRIFT TCIOS 80 pA/°C AVERAGE INPUT BIAS CURRENT DRIFT TCIB 100 pA/°C INPUT NOISE VOLTAGE DENSITY en fO = 10 Hz 3.5 nV/√Hz fO = 30 Hz 3.1 nV/√Hz fO = 1000 Hz 3.0 nV/√Hz INPUT NOISE CURRENT DENSITY in fO = 10 Hz 1.7 pA/√Hz fO = 30 Hz 1.0 pA/√Hz fO = 1000 Hz 0.4 pA/√Hz INPUT NOISE VOLTAGE SLEW RATE enp-p 0.1 Hz to 10 Hz 0.08 µV p-p SR RL ≥ 2 kΩ 2.8 V/µs GAIN BANDWIDTH PRODUCT GBW 8 MHz 1 Input offset voltage measurements are performed by automated test equipment approximately 0.5 seconds after application of power. Rev. H | Page 6 of 21
