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M74HCT374B1R 数据表(PDF) 2 Page - STMicroelectronics |
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M74HCT374B1R 数据表(HTML) 2 Page - STMicroelectronics |
2 / 11 page M74HCT374 2/11 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION TRUTH TABLE X: Don’t Care Z: High Impedance LOGIC DIAGRAM This logic diagram has not be used to estimate propagation delays PIN No 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 H XXZ L X NO CHANGE LL L LH H |
类似零件编号 - M74HCT374B1R |
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类似说明 - M74HCT374B1R |
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