Datenblatt-Suchmaschine für elektronische Bauteile |
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CDCE421 Datenblatt(PDF) 1 Page - Texas Instruments |
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CDCE421 Datenblatt(HTML) 1 Page - Texas Instruments |
1 / 24 page 1 FEATURES APPLICATIONS OutputEnable/ProgrammingInterfaceandEEPROMforConfigurationSettings Crystal Oscillator Input Feedback Divider LoopFilter VCO1 VCO2 X-tal CE SDATA CLK NCLK B0216-01 CDCE421 www.ti.com..................................................................................................................................................... SCAS842B – APRIL 2007 – REVISED JANUARY 2009 Fully Integrated Wide-Range, Low-Jitter, Crystal-Oscillator Clock Generator • Differential Low-Voltage Positive Emitter-Coupled Logic (LVPECL) Output, 2 • Single 3.3-V Supply 10.9-MHz to 1.175-GHz Frequency Range • High-Performance Clock Generator • Two Fully Integrated Voltage-Controlled Incorporating Crystal-Oscillator Circuitry With Oscillators (VCOs) Support Wide Output Integrated Frequency Synthesizer Frequency Range • Low-Output Jitter: As Low as 380 fs (rms • Fully Integrated Programmable Loop Filter Integrated Between 10 kHz–20 MHz) • Typical Power Consumption: 274 mW in LVDS • Low Phase Noise at High Frequency: at 708 Mode and 250 mW in LVPECL Mode MHz it is less than –109 dBc/Hz at 10-kHz and –146 dBc/Hz at 10-MHz Offset from the Carrier • Chip-Enable Control Pin • Supports Crystal Frequencies Between • Simple Serial Interface Allows Programming 27.35 MHz to 38.33 MHz After Manufacturing • Output Frequency Ranges from 10.9 MHz up to • Integrated On-Chip Nonvolatile Memory 766.7 MHz and from 875.2 MHz up to 1175 MHz (EEPROM) to Store Settings Without the Need to Apply High Voltage to the Device • Low-Voltage Differential Signaling (LVDS) Output, 100- Ω Differential Off-Chip • QFN24 Package Termination, 10.9-MHz to 400-MHz Frequency • ESD Protection Exceeds 2 kV HBM Range • Industrial Temperature Range: –40°C to +85°C • Low-Cost, High-Frequency Crystal Oscillator 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 All trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2007–2009, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
Ähnliche Teilenummer - CDCE421_15 |
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Ähnliche Beschreibung - CDCE421_15 |
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