Fujitsu MB15F74UV manual Oscin input impedance

Page 19

MB15F74UV

5.OSCIN input impedance

OSCIN input impedance

4 : 278.69 Ω	−1.0537 kΩ				3.7761 pF
		40.000 000 MHz
	1 :				2.25 kΩ
				−2.2373 kΩ
					10 MHz
	2 :				881.62 Ω
				−1.8299 kΩ
					20 MHz
	3 :				448.75 Ω
					−1.353 kΩ
		4			30 MHz
		4			30 MHz

			1
			23

START 3.000 000 MHz

STOP 40.000 000 MHz

Image 19

Contents Pin plastic BCC LCC-18P-M05 FeaturesDescription PackagePIN Assignments MB15F74UVPin no Descriptions PIN DescriptionMB15F74UV Block DiagramRecommended Operating Conditions Parameter Symbol Rating Unit MinParameter Symbol Value Unit Remarks Min Typ Absolute Maximum RatingsParameter Symbol Condition Electrical CharacteristicsMin Typ −40 C ≤ Ta ≤ 85 C Parameter Symbol Condition Value Unit Min TypCharge pump Vs V do V ≤ V do ≤ V CC − 0.5 Current rate Vs TaR10 R11 R12 R13 R14 Functional DescriptionProgrammable Programmable Reference CounterDivide ratio Data settingDivide ratio R14 R13 R12 R11 R10 Divide ratio N11 N10LD/fout pin state Phase comparator input FC IF, RF = Do IF, Do RFDivide ratio SW = Current valueStatus PS pin Power Saving Mode Intermittent Mode Control Circuit100 Parameter Min Typ Max UnitIF-PLL section RF-PLL section LD output Phase Comparator Output WaveformFC bit = LD Output LogicOscilloscope Controller Divide ratio settingRF-PLL input sensitivity vs. Input frequency Typical CharacteristicsCatalog guaranteed range Fin input sensitivityInput Oscin input sensitivityInput sensitivity vs. Input frequency SensitivityCharge pump output voltage VDO MA mode Charge pump output current IDO mAFinIF input impedance Fin input impedanceFinRF input impedance Oscin input impedance Oscin input impedanceReference Information PLL Phase NoisePLL Reference Leakage Mkr x 439.99764 ∝s 50.0009 MHz Controller Application ExampleOrdering Information Usage PrecautionsPart number Package Remarks Fujitsu Limited C18058S-c-1-1 Dimensions in mm inches Package DimensionF0401 Fujitsu Limited