AD8672AR

精密，极低噪声，低输入偏置电流运算放大器 Precision, Very Low Noise, Low Input Bias Current Operational Amplifiers

GENERAL DESCRIPTION

The AD8671/AD8672/AD8674 are veryhigh precision amplifiers featuring very low noise, very low offset voltage and drift, low input bias current, 10 MHz bandwidth, and low power consumption. Outputs are stable with capacitive loads of over 1000 pF. Supply current is less than 3 mA per amplifier at 30 V.

FEATURES

Very low noise: 2.8 nV/√Hz, 77 nV p-p

Wide bandwidth: 10 MHz

Low input bias current: 12 nA max

Low offset voltage: 75 μV max

High open-loop gain: 120 dB min

Low supply current: 3 mA per amplifier

Dual-supply operation: ±5 V to ±15 V

Unity-gain stable

No phase reversal