Data Sheet
OVP and EMI Protected, Precision, Low Noise and Bias Current Op Amps
ADA4177-1/ADA4177-2/ADA4177-4
FEATURES...
Data Sheet
OVP and EMI Protected, Precision, Low Noise and Bias Current Op Amps
ADA4177-1/ADA4177-2/ADA4177-4
FEATURES
Low offset
voltage: 60 µV maximum at 25°C (8-lead and 14-lead SOIC)
Low offset
voltage drift: 1 µV/°C maximum (8-lead and 14-lead SOIC)
Low input bias current: 1 nA maximum at 25°C Low
voltage noise density: 8 nV/√Hz typical at 1 kHz Large signal
voltage gain (AVO): 100 dB minimum over full
supply
voltage and operating temperature Input over
voltage protection to 32 V above and below the
supply
voltage rail Integrated EMI filter
70 dB typical rejection at 1000 MHz 90 dB typical rejection at 2400 MHz Rail-to-rail output swing Low supply current: 500 µA typical per amplifier Wide bandwidth Gain bandwidth product (AV = 100): 3.5 MHz typical Unity-gain crossover (AV = 1): 3.5 MHz typical −3 dB bandwidth (AV = 1): 6 MHz typical Dual-supply operation Specified at ±5 V to ±15 V, operates over ±2.5 V to ±18 V Unity-gain stable No phase reversal Long-term offset
voltage drift (10,000 hours): 2 µV typical Temperature hysteresis: 2 µV typical
APPLICATIONS
Wireless base station control circuits Optical network control circuits Instrumentation Sensors and controls
Thermocouples, RTDs, strain gages, shunt current measurements
GENERAL DESCRIPTION
The ADA4177-1 single-channel, ADA4177-2 dual-channel, and ADA4177-4 quad-channel
amplifiers feature low offset
voltage (2 µV typical) and drift (1 µV/°C maximum), low input bias current, low noise, and low current consumption (500...