S1T8528 ic equivalent, enhanced-1 chip ct0 rf ic.
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* Operating voltage range: 2.0V ~ 5.5V Typical supply current: 8.9mA at 3.6V Built-in low battery detection function ( selectable .
Pin No 1 Symbol PDT Description Phase detector output terminal of the transmitter at PLL. If fTX > fREF or fTX is leading → the output is negative pulse If fTX < fREF or fTX is lagging → the output is positive pulse If fTX = fREF and the same phase →.
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