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CDC509 датащи(PDF) 4 Page - Texas Instruments |
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CDC509 датащи(HTML) 4 Page - Texas Instruments |
4 / 13 page CDC509 3.3V PHASELOCK LOOP CLOCK DRIVER SCAS576C − JULY 1996 − REVISED DECEMBER 2004 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 4) MIN MAX UNIT VCC Supply voltage 3 3.6 V VIH High-level input voltage 2 V VIL Low-level input voltage 0.8 V VI Input voltage 0 VCC V IOH High-level output current −20 mA IOL Low-level output current 20 mA TA Operating free-air temperature 0 70 °C NOTE 4: Unused inputs must be held high or low to prevent them from floating. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC MIN TYP† MAX UNIT VIK II = −18 mA 3 V −1.2 V VOH IOH = −100 µA MIN to MAX VCC−0.2 V VOH IOH = −20 mA 3 V 2.4 V VOL IOL = 100 µA MIN to MAX 0.2 V VOL IOL = 20 mA 3 V 0.55 V II VI = VCC or GND 3.6 V ±5 µA ICC‡ VI = VCC or GND, IO = 0, Outptus high or low 3.6 V 10 µA ∆ICC One input at VCC − 0.6 V, Other inputs at VCC or GND 3.3 V to 3.6 V 500 µA Ci VI = VCC or GND 3.3 V 4 pF Co VO = VCC or GND 3.3 V 6 pF † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. ‡ For ICC of AVCC, see Figure 5. timing requirements over recommended ranges of supply voltage and operating free-air temperature MIN MAX UNIT fclock Clock frequency 25 125 MHz Input clock duty cycle 40% 60% Stabilization time§ 1 ms § Time required for the integrated PLL circuit to obtain phase lock of its feedback signal to its reference signal. For phase lock to be obtained, a fixed-frequency, fixed-phase reference signal must be present at CLK. Until phase lock is obtained, the specifications for propagation delay, skew, and jitter parameters given in the switching characteristics table are not applicable. |
Аналогичный номер детали - CDC509 |
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Аналогичное описание - CDC509 |
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