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SI2110 数据表(PDF) 7 Page - Silicon Laboratories |
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SI2110 数据表(HTML) 7 Page - Silicon Laboratories |
7 / 94 page Si2107/08/09/10 Preliminary Rev. 0.81 7 Table 6. LNB Supply Characteristics (Si2108/10 Only) Parameter Symbol Test Condition Min Typ Max Unit Supply Voltage VLNB_IN 812 13.2 V Converter Switch Frequency 237 264 290 kHz Output HIGH voltage VHIGH = 1101 17.75 18.625 19.5 V VHIGH = 1000 17.0 18.0 19.0 V Output LOW voltage VLOW = 1101 12.75 13.375 14.0 V VLOW = 1100 12.5 13.25 14.0 V Low to High Transition Time 13 to 18 V — — 1 ms High to Low Transition Time 18 to 13 V — — 1 ms Line Regulation VCC =8 to 13.2 V Io =500 mA —— 200 ∆mV Load Regulation Io =50 to 500 mA VCC =12V —— 200 ∆mV Load Capacitance Tolerance DiSEqC 1.x — — 0.75 µF DiSEqC 2.x — — 0.25 µF Output current limiting ILIM = 00 400 — 550 mA ILIM = 01 500 — 650 mA Maximum LNB Supply Current IMAX = 01 1.4 1.6 1.92 A Tone Frequency ftone 20 22 24 kHz Tone Amplitude 500 650 800 mV Tone Duty Cycle 40 50 60 % Tone Rise and Fall Time 3 6 10 µs Tone Detector Frequency Capture Range 17.6 — 26.4 kHz Tone Detector Input Amplitude 200 — 1000 mVpp Note: Specifications based on recommended schematics in Figure 8 and Figure 9. |
类似零件编号 - SI2110 |
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类似说明 - SI2110 |
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