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CDC337 数据表(PDF) 3 Page - Texas Instruments |
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CDC337 数据表(HTML) 3 Page - Texas Instruments |
3 / 12 page CDC337 CLOCK DRIVER WITH 3-STATE OUTPUTS SCAS330B – DECEMBER 1990 – REVISED OCTOBER 1998 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 3) MIN MAX UNIT VCC Supply voltage 4.75 5.25 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 –48 mA IOL Low-level output current 48 mA fclock Input clock frequency 80 MHz TA Operating free-air temperature –40 85 °C NOTE 3: Unused pins (input or I/O) 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 MIN TYP† MAX UNIT VIK VCC = 4.75 V, II = –18 mA –1.2 V VOH VCC = 4.75 V, IOH = – 32 mA 3.75 V VOL VCC = 4.75 V, IOL = 32 mA 0.55 V IIH VCC = 5.25 V, VI = 2.7 V 50 µA IIL VCC = 5.25 V, VI = 0.5 V –50 µA IOZ VCC = 5.25 V, VO = VCC or GND ±50 µA Outputs high 70 ICC VCC = 5.25 V, VI = VCC or GND, IO = 0 Outputs low 85 mA Outputs disabled 70 Ci VI = 2.5 V or 0.5 V 3 pF Co VO = VCC or GND 10 pF † All typical values are at VCC = 5 V, TA = 25°C. timing requirements over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) MIN MAX UNIT fclock Clock frequency 80 MHz CLR low 4 tw Pulse duration CLK low 4 ns CLK high 4 tsu Setup time, CLR inactive before CLK ↑ 2 ns Clock duty cycle 40% 60% |
类似零件编号 - CDC337_12 |
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类似说明 - CDC337_12 |
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