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MC74AC646 Fiches technique(PDF) 2 Page - ON Semiconductor |
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MC74AC646 Fiches technique(HTML) 2 Page - ON Semiconductor |
2 / 10 page MC74AC646, MC74ACT646 www.onsemi.com 2 PIN ASSIGNMENT PIN FUNCTION A0−A7 Data Register Inputs Data Register A Outputs B0−B7 Data Register B Inputs Data Register B Outputs CAB, CBA Clock Pulse Inputs SAB, SBA Transmit/Receive Inputs DIR, G Output Enable Inputs Figure 6. Logic Symbol A0 A1 A2 A3 A4 A5 A6 A7 B0 B1 B2 B3 B4 B5 B6 B7 CAB SAB DIR CBA SBA G 1 OF 8 CHANNELS D0 C0 D0 C0 CAB SAB DIR CBA SBA G B0 A0 TO 7 OTHER CHANNELS NOTE: This diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays. Figure 7. Logic Diagram Figure 5. Pinout: 24−Lead Packages Conductors (Top View) 1 CAB 2 SAB 3 DIR 4 A0 5 A1 6 A2 7 A3 8 A4 9 A5 10 A6 11 A7 12 GND 24 23 22 21 20 19 18 17 16 14 13 VCC CBA SBA G B0 B1 B2 B3 B4 B5 B6 B7 15 |
Numéro de pièce similaire - MC74AC646_15 |
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Description similaire - MC74AC646_15 |
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