Datenblatt-Suchmaschine für elektronische Bauteile |
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UPC8130TA Datenblatt(PDF) 3 Page - NEC |
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UPC8130TA Datenblatt(HTML) 3 Page - NEC |
3 / 52 page 3 µµµµPC8119T, µµµµPC8120T PIN EXPLANATION Pin No. Pin Name Applied Voltage V Pin Voltage V Note Function and Applications Internal Equivalent Circuit 1 IN – 1.2 RF input pin. This pin should be coupled with capacitor (eg 1000 pF) for DC cut. This pin can be input from 50 Ω impedance signal source without matching circuit. 2 3 GND 0 – Ground pin. This pin should be connected to system ground with minimum inductance. Ground pattern on the board should be formed as wide as possible. 4 OUT Voltage as same as VCC through external inductor – RF output pin. This pin is designed as open collector of high impedance. This pin must be externally equipped with matching circuits. 1 2 3 5 4 Bias circuit Control circuit 5VCC 2.7 to 3.3 – Supply voltage pin. This pin must be externally equipped with low pass filter (eg π type) in order to suppress leakage from input pin. This pin also must be equipped with bypass capacitor (eg 1000 pF) to minimize ground impedance. Gain control pin. The relation between product number and control performance is shown below; Part No. VAGC up vs. Gain µPC8119T down µPC8120T up 6VAGC 0 to 3.3 – Control circuit 2 3 5 6 Note Pin voltage is measured at VCC = 3.0 V. |
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