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CDCE421ARGER Folha de dados(PDF) 4 Page - Texas Instruments |
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CDCE421ARGER Folha de dados(HTML) 4 Page - Texas Instruments |
4 / 27 page ELECTRICAL CHARACTERISTICS CDCE421A SCAS873 – APRIL 2009..................................................................................................................................................................................................... www.ti.com Over recommended operating conditions (unless otherwise noted). CDCE421A PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VDD Supply voltage 3.00 3.30 3.60 V IVDD (LVDS) Total current LVDS Mode 83 103 mA IVDD (LVPECL) Total current LVPECL Mode 91 110 mA fIN = 27.35 MHz, fOUT = 109.4 MHz, tS Start-up time 4 ms Power Supply Ramp Time = 1 ms LVDS Output Mode (See Figure 2 and Figure 4) fCLK Output frequency 10.9 400 MHz |VOD| LVDS differential output voltage RL = 100 Ω 247 454 mV ΔVOD LVDS VOD magnitude change 50 mV VOS Offset voltage –40°C to +85°C 1.1 1.3 V ΔVOS VOS magnitude change 50 mV tR Output rise time 20% to 80% of VOUT(PP) 230 ps tF Output fall time 20% to 80% of VOUT(PP) 230 ps Short VOUT+ to ground, VOUT = 0 V 30 mA IOS Short-circuit output current Short VOUT– to ground, VOUT = 0 V 30 mA Duty cycle of the output waveform 45 55 % tj, RMS RMS jitter 10 kHz to 20 MHz 1 ps, RMS LVPECL Output Mode (See Figure 3 and Figure 5) fCLK Output frequency 10.9 1175 MHz VOH LVPECL high-level output voltage VCC – 1.2 VCC – 0.81 V VOL LVPECL low-level output voltage VCC – 2.17 VCC – 1.36 V |VOD| LVPECL differential output voltage 407 1076 mV tR Output rise time 20% to 80% of VOUT(PP) 230 ps tF Output fall time 20% to 80% of VOUT(PP) 230 ps Duty cycle of the output waveform 45 55 % tj, RMS RMS jitter 10 kHz to 20 MHz 1 ps, RMS LVCMOS Input VIL, CMOS Low-level CMOS input voltage VDD = 3.3 V 0.3 × VCC V VIH, CMOS High-level CMOS input voltage VDD = 3.3 V 0.7 × VCC V IL, CMOS Low-level CMOS input current VDD = VDD, max, VIL = 0.0 V –200 µA IH, CMOS High-level CMOS input current VDD = VDD, min, VIH = 3.7 V 200 µA 4 Submit Documentation Feedback Copyright © 2009, Texas Instruments Incorporated Product Folder Link(s): CDCE421A |
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