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M74HCT244C1R 数据表(PDF) 2 Page - STMicroelectronics |
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M74HCT244C1R 数据表(HTML) 2 Page - STMicroelectronics |
2 / 12 page CHIP CARRIER INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION (HCT240) PIN No SYMBOL NAME AND FUNCTION 1 1G Output Enable Input 2, 4, 6, 8 1A1 to 1A4 Data Inputs 9, 7, 5, 3 2Y1 to 2Y4 Data Outputs 11, 13, 15, 17 2A1 to 2A4 Data Inputs 18, 16, 14, 12 1Y1 to 1Y4 Data Outputs 19 2G Output Enabel Input 10 GND Ground (0V) 20 VCC Positive Supply Voltage PIN DESCRIPTION (HCT244) PIN No SYMBOL NAME AND FUNCTION 1 1G Output Enable Input 2, 4, 6, 8 1A1 to 1A4 Data Inputs 9, 7, 5, 3 2Y1 to 2Y4 Data Outputs 11, 13, 15, 17 2A1 to 2A4 Data Inputs 18, 16, 14, 12 1Y1 to 1Y4 Data Outputs 19 2G Output Enabel Input 10 GND Ground (0V) 20 VCC Positive Supply Voltage PIN DESCRIPTION (HCT241) PIN No SYMBOL NAME AND FUNCTION 1 1G Output Enable Input 2, 4, 6, 8 1A1 to 1A4 Data Inputs 9, 7, 5, 3 2Y1 to 2Y4 Data Outputs 11, 13, 15, 17 2A1 to 2A4 Data Inputs 18, 16, 14, 12 1Y1 to 1Y4 Data Outputs 19 2G Output Enabel Input 10 GND Ground (0V) 20 VCC Positive Supply Voltage HCT244 HCT241 HCT240 M54/M74HCT240/241/244 2/12 |
类似零件编号 - M74HCT244C1R |
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类似说明 - M74HCT244C1R |
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