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NFC要求感应线圈电压6V~8V可调,TRF7970A如何调整?

Other Parts Discussed in Thread: TRF7970A

测试需求感应电压6V~8V(直接用示波器量测的波形的振幅),step 0.5V,TRF7970A如何调整实现这些变化?