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CDCR81DBQ Folha de dados(PDF) 6 Page - Texas Instruments |
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CDCR81DBQ Folha de dados(HTML) 6 Page - Texas Instruments |
6 / 16 page CDCR81 DIRECT RAMBUS ™ CLOCK GENERATOR SCAS606B – NOVEMBER 1998 – REVISED NOVEMBER 1999 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS† MIN TYP‡ MAX UNIT VO(STOP) Output voltage during CLK Stop (StopB=0) See Figure 1 1.1 2 VO(X) Output crossing-point voltage See Figures 1 and 6 1.3 1.8 V VO Output voltage swing See Figure 1 0.4 0.6 V VIK Input clamp voltage VDD = 3.135 V, II = –18 mA –1.2 V See Figure 1 2 VOH High-level output voltage VDD = min to max, IOH = –1 mA VDD– 0.1 V V VDD = 3.135 V, IOH = –16 mA 2.4 See Figure 1 1 VOL Low-level output voltage VDD = min to max, IOL = 1 mA 0.1 V VDD = 3.135 V, IOL = 16 mA 0.5 VDD = 3.135 V, VO = 1 V –32 –52 IOH High-level output current VDD = 3.3 V, VO = 1.65 V –51 mA VDD = 3.465 V, VO = 3.135 V –14.5 –21 VDD = 3.135 V, VO = 1.95 V 43 61.5 IOL Low-level output current VDD = 3.3 V, VO = 1.65 V 65 mA VDD = 3.465 V, VO = 0.4 V 25.5 36 IOZ High-impedance-state output current S0 = 0, S1 = 1 ±10 µA IOZ(STOP) High-impedance-state output current during CLK stop Stop= 0, VO = GND or VDD ±100 µA IOZ(PD) High-impedance-state output current in powerdown state PWDNB= 0, VO = GND or VDD –10 100 µA IIH High-level input REFCLK, PCLKM, SYNCLKN, STOPB VDD = 3.465 V, VI = VDD 10 µA IIH g current PWRDNB, S0, S1, S2, MULT0, MULT1 VDD = 3.465 V, VI = VDD 10 µA IIL Low-level input REFCLK, PCLKM, SYNCLKN, STOPB VDD = 3.465 V, VI = 0 –10 µA IIL current PWRDNB, S0, S1, S2, MULT0, MULT1 VDD = 3.465 V, VI = 0 –10 µA ZO Output impedance High state RI at IO –14.5 mA to –16.5 mA 15 26 40 Ω ZO Output impedance Low state RI at IO 14.5 mA to 16.5 mA 11 17 35 Ω Reference current VDDIR VDDIPD VDD = 3 465 V PWRDNB = 0 50 µA Reference current VDDIR, VDDIPD VDD = 3.465 V, PWRDNB = 1 0.5 mA CI Input capacitance VI = VDD or GND 1.8 pF CO Output capacitance VO = VDD or GND 3.1 pF IDD(PD) Supply current in powerdown state REFCLK = 0 MHz to 100 MHz, PWDNB = 0, STOPB = 1 200 µA IDD(CLKSTOP) Supply current in CLK stop state BUSCLK configured for 400 MHz 30 mA IDD(NORMAL) Supply current in normal state BUSCLK = 400 MHz 70 mA † VDD refers to any of the following; VDD, VDDIPD, VDDIR, VDDO, VDDC, and VDDP ‡ All typical values are at VDD = 3.3 V, TA = 25°C. |
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