5GHz 中功率 802.11ax 射频前端模组

30 V Zero-Drift, Rail-to-Rail Output Precision Amplifier

GENERAL DESCRIPTION The ADA4638-1 is a high voltage, high precision, zero-drift amplifier featuring rail-to-rail output swing. It is guaranteed to operate from 4.5 V to 30 V single supply or ±2.25 V to ±15 V dual supplies while consuming less than 0.95 mA of supply current at ±5 V. FEATURES

16 V Auto-Zero, Rail-to-Rail Output Operational Amplifiers

FEATURES Low offset voltage: 9 μV maximum Offset drift: 0.04 μV/°C maximum Rail-to-rail output swing 5 V to 16 V single-supply or ±2.5 V to ±8 V dual-supply operation High gain: 136 dB typical High CMRR: 133 dB typical High PSRR: 143 dB typical Very low input bias current: 40 pA maximum L

Low Power, Precision, Auto-Zero Op Amps

FEATURES Low offset voltage: 13 μV maximum Input offset drift: 0.03 μV/°C Single-supply operation: 2.7 V to 5.5 V High gain, CMRR, and PSRR Low input bias current: 25 pA Low supply current: 180 μA Qualified for automotive applications APPLICATIONS Mobile communications Portable instrumen

55 V, EMI Enhanced, Zero Drift, Ultralow Noise, Rail-to-Rail Output Operational

FEATURES ► Low offset voltage: 5 μV maximum ► Extremely low offset voltage drift: 22 nV/°C maximum ► Low voltage noise density: 5.8 nV/√Hz typical ► 117 nV p-p typical from 0.1 Hz to 10 Hz ► Low input bias current: 50 pA typical ► Unity-gain crossover: 3 MHz typical ► Single-supply operatio

Low Power, Precision, Auto-Zero Op Amps

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