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CS3302
High-Z Programmable Gain Differential Amplifier
Features
Description
Signal bandwidth: DC to 2 kHz Selectable gain: x1, x2, x4, x8, x16, x32, x64 Differential inputs, differential outputs
• Multiplexed inputs: INA, INB, 800Ω termination • Rough / fine charge outputs for CS5371/72 • Max signal amplitude: 5 Vp-p differential • Ultra-low input bias: < 1 pA
Excellent noise performance
• 1 µVp-p between 0.1 Hz and 10 Hz • 8.5 nV/ √Hz from 200 Hz to 2 kHz
Low total harmonic distortion
• -118 dB THD typical (0.000126%) • -112 dB THD maximum (0.000251%)
Low power consumption
• Normal / LPWR / PWDN: 5 mA, 3.3 mA, 10 µA
Single or dual power supply configurations
• VA+ = +5 V; VA- = 0 V; VD = +3.3 V to +5 V • VA+ = +2.5 V;VA- = -2.5 V;VD = +3.