전자부품 데이터시트 검색엔진 |
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CDCEL913 데이터시트(PDF) 7 Page - Texas Instruments |
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CDCEL913 데이터시트(HTML) 7 Page - Texas Instruments |
7 / 23 page www.ti.com PARAMETER MEASUREMENT INFORMATION 10 pF LVCMOS CDCE913 CDCEL913 1kW 1kW LVCMOS LVCMOS CDCE913 CDCEL913 TypicalDriver Impedance ~32 W LineImpedance Zo=50 W Series Termination ~18 W CDCE913 CDCEL913 SCAS849A – JUNE 2007 – REVISED AUGUST 2007 DEVICE CHARACTERISTICS (continued) over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP(1) MAX UNIT CDCEL913 — LVCMOS PARAMETER for VDDOUT = 1.8 V – Mode VDDOUT = 1.7 V, IOH = –0.1 mA 1.6 VOH LVCMOS high-level output voltage VDDOUT = 1.7 V, IOH = –4 mA 1.4 V VDDOUT = 1.7 V, IOH = –8 mA 1.1 VDDOUT = 1.7 V, IOL = 0.1 mA 0.1 VOL LVCMOS low-level output voltage VDDOUT = 1.7 V, IOL = 4 mA 0.3 V VDDOUT = 1.7 V, IOL = 8 mA 0.6 tPLH, tPHL Propagation delay PLL bypass 2.6 ns tr/tf Rise and fall time VDDOUT = 1.8 V (20%–80%) 0.7 ns tjit(cc) Cycle-to-cycle jitter (6)(7) 1 PLL switching, Y2-to-Y3 80 110 ps tjit(per) Peak-to-peak period jitter(7) 1 PLL switching, Y2-to-Y3 100 130 ps tsk(o) Output skew(8) , See Table 2 fOUT = 50 MHz; Y1-to-Y3 50 ps odc Output duty cycle(9) fVCO = 100 MHz; Pdiv = 1 45% 55% SDA/SCL PARAMETER VIK SCL and SDA input clamp voltage VDD = 1.7 V; II = –18 mA –1.2 V IIH SCL and SDA input current VI = VDD; VDD = 1.9 V ±10 μA VIH SDA/SCL input high voltage(10) 0.7 VDD V VIL SDA/SCL input low voltage(10) 0.3 VDD V VOL SDA low-level output voltage IOL = 3 mA, VDD = 1.7 V 0.2 VDD V CI SCL/SDA Input capacitance VI = 0 V or VDD 3 10 pF (6) 10000 cycles. (7) Jitter depends on configuration. Jitter data is for input frequency = 27 MHz, fVCO = 108 MHz, fOUT = 27 MHz (measured at Y2). (8) The tsk(o) specification is only valid for equal loading of each bank of outputs, and the outputs are generated from the same divider. (9) odc depends on output rise and fall time (tr/tf); data sampled on rising edge (tr) (10) SDA and SCL pins are 3.3 V tolerant. Figure 1. Test Load Figure 2. Test Load for 50- Ω Board Environment Copyright © 2007, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): CDCE913 CDCEL913 |
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