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M54HC374D Datasheet(PDF) 2 Page - STMicroelectronics |
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M54HC374D Datasheet(HTML) 2 Page - STMicroelectronics |
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2 / 11 page ![]() M54HC374 2/11 Figure 1: IEC Logic Symbols Figure 2: Input And Output Equivalent Circuit Table 1: Pin Description Table 2: Truth Table X: Don’t Care Z: High Impedance PIN N° SYMBOL NAME AND FUNCTION 1OE 3 State Output Enable Input (Active LOW) 2, 5, 6, 9, 12, 15, 16, 19 Q0 to Q7 3 State Outputs 3, 4, 7, 8, 13, 14, 17, 18 D0 to D7 Data Inputs 11 CK Clock Input (LOW to HIGH, edge triggered) 10 GND Ground (0V) 20 VCC Positive Supply Voltage INPUTS OUTPUT OE CK D Q HX X Z LX NO CHANGE LL L LH H |
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