FemtoClock® Crystal-to- 3.3V LVPECL Frequency Synthesizer

General Description The 843252 is a 2 differential output LVPECL Synthesizer designed to generate Ethernet reference clock frequencies. Using a 25MHz, 18pF parallel resonant crystal, the following frequencies can be generated based on the settings of 4 frequency select pins (SELA[1:0], SELB[1

文件：572.41 Kbytes 页数：18 Pages

RENESAS

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FemtoClock Crystal-to- 3.3V LVPECL Frequency Synthesizer

文件：382.2 Kbytes 页数：17 Pages

IDT

丝印：843252AL；Package：TSSOP；FemtoClock Crystal-to- 3.3V LVPECL Frequency Synthesizer

文件：382.2 Kbytes 页数：17 Pages

IDT

丝印：843252AL；Package：TSSOP；FemtoClock Crystal-to- 3.3V LVPECL Frequency Synthesizer

文件：382.2 Kbytes 页数：17 Pages

IDT

FemtoClock® Crystal-to-3.3V LVPECL Frequency Synthesizer

The 843252 is a 2 differential output LVPECL Synthesizer designed to generate Ethernet reference clock frequencies and is a member of the family of high performance clock solutions from IDT. Using a 25MHz, 18pF parallel resonant crystal, the following frequencies can be generated based on the settin ·Two differential LVPECL output pairs\n·Using a 25MHz crystal, the two output banks can be independently set for 625MHz, 312.5MHz, 156.25MHz or 125MHz\n·Crystal oscillator interface\n·VCO frequency: 490MHz – 680MHz\n·RMS Phase Jitter @ 156.25MHz, (1.875MHz – 20MHz) using a 25MHz crystal: 0.47ps (typ;

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FemtoClock® Crystal-to-3.3V LVPECL Frequency Synthesizer

General Description The 843252-45 is a 2 LVPECL output Synthesizer optimized to generate Ethernet reference clock frequencies. Using a 25MHz, 18pF parallel resonant crystal, the following frequencies can be generated: 156.25MHz and 125MHz. The 843252-45 uses IDT’s 3rd generation low phase noi

文件：455.01 Kbytes 页数：14 Pages

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FemtoClock® Crystal-to-3.3V LVPECL Clock Generator

The 843252-04 is a 10Gb/12Gb Ethernet Clock Generator. The 843252-04 can synthesize 10 Gigabit Ethernet and 12 Gigabit Ethernet with a 25MHz crystal. It can also generate SATA and 10Gb Fibre Channel reference clock frequencies with the appropriate choice of crystals. The 843252-04 has excellent phas ·Two differential 3.3V LVPECL output\n·Crystal oscillator interface designed for 18pF parallel resonant crystals\n·Crystal input frequency range: 19.33MHz - 30MHz\n·Output frequency range: 145MHz - 187.5MHz\n·VCO frequency range: 580MHz - 750MHz\n·RMS phase jitter at 156.25MHz (1.875MHz - 20MHz): 0.;

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FemtoClock Crystal-to-3.3V LVPECL Frequency Synthesizer

The 843252-45 is a 2 LVPECL output synthesizer optimized to generate Ethernet reference clock frequencies. Using a 25MHz, 18pF parallel resonant crystal, the following frequencies can be generated: 156.25MHz and 125MHz. The 843252-45 uses our 3rd generation low phase noise VCO technology and can ach Two differential LVPECL output pairs\nCrystal oscillator interface designed for a 25MHz, 18pF parallel resonant crystal\nA 25MHz crystal generates output frequencies of: 156.25MHz and 125MHz\nVCO frequency: 625MHz\nRMS Phase Jitter @ 156.25MHz, (1.875MHz – 20MHz) using a 25MHz crystal: 0.54ps (typic;

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Package：16-TSSOP（0.173"，4.40mm 宽）；包装：管件 类别：集成电路（IC） 时钟发生器，PLL，频率合成器 描述：IC CLK GENERATOR LVPECL 16-TSSOP

Renesas Electronics America Inc

Package：16-TSSOP（0.173"，4.40mm 宽）；包装：管件 类别：集成电路（IC） 时钟发生器，PLL，频率合成器 描述：IC SYNTHESIZER LVPECL 16-TSSOP

Renesas Electronics America Inc