• 1. DC offset correction: 直流偏移校正
• 2. DC-offset correction: 消除直流偏置
• 3. DC- offset Correction: 直流失配校正模块

• 1.The PGA consists of the differential amplifier with variable source degeneration resistor and the DC-offset correction circuit.
  该可编程增益放大器采用源极反馈电阻可变的差分放大器结构，且带有直流漂移校正电路。
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