FEATURES
Low offset voltage: 60 μV maximum Very low offset voltage drift: 0.7 μV/°C maximum Low input bias current: 2 nA maximum Low noise: 8 nV/√Hz typical CMRR, PSRR, and AVO > 120 dB minimum Low supply current: 400 μA per amplifier Dual supply operation: ±2.5 V to ±15 V Unity-gain stable No phase reversal Inputs internally protected beyond supply voltage APPLICATIONS
Wireless base station control circuits Optical network control circuits Instrumentation Sensors and controls Thermocouples Resistor thermal detectors (RTDs) Strain bridges Shunt current measurements Precision filters Precision Low Noise, Low Input Bias Current Operational Amplifiers OP1177/OP2177/OP4177 PIN CONFIGURATIONS NC 1 8 NC –IN +IN OP1177 V+ OUT V– 4 5 NC 02627-001 NC = NO CONNECT Figure 1. 8-Lead MSOP (RM Suffix) NC 1 –IN 2 +IN 3 V– 4 OP1177 8 NC 7 V+ 6 OUT 5 NC 02627-002 NC = NO CONNECT Figure 2. 8-Lead SOIC_N (R Suffix) OUT A –IN A +IN A V– 1 8 OP2177 4 5 V+ OUT B –IN B +IN B Figure 3. 8-Lead MSOP (RM Suffix) 02627-003 OUT A 1 –IN A 2 +IN A 3 V– 4 OP2177 8 V+ 7 OUT B 6 –IN B 5 +IN B 02627-004 Figure 4.
Analog Devices
