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MC74VHCT244A 数据表(PDF) 5 Page - ON Semiconductor |
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MC74VHCT244A 数据表(HTML) 5 Page - ON Semiconductor |
5 / 7 page MC74VHCT244A http://onsemi.com 5 Figure 3. Switching Waveform Figure 4. Switching Waveform OEA or OEB YA or YB YA or YB 1.5 V tPZL tPLZ tPZH tPHZ 3 V HIGH IMPEDANCE VOL +0.3 V VOH -0.3 V HIGH IMPEDANCE GND tPHL YA or YB A or B tPLH 1.5 V 1.5 V 3 V VOL VOH 1.5 V 1.5 V GND *Includes all probe and jig capacitance CL* TEST POINT DEVICE UNDER TEST OUTPUT Figure 5. Test Circuit *Includes all probe and jig capacitance CL* TEST POINT DEVICE UNDER TEST OUTPUT Figure 6. Test Circuit CONNECT TO VCC WHEN TESTING tPLZ AND tPZL. CONNECT TO GND WHEN TESTING tPHZ AND tPZH. 1 k W |
类似零件编号 - MC74VHCT244A |
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类似说明 - MC74VHCT244A |
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