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HCF4532B 数据表(PDF) 2 Page - STMicroelectronics |
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HCF4532B 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 13 page ![]() HCF4532B 2/13 Figure 1: Input Equivalent Circuit Table 1: Pin Description Figure 2: Functional Diagram Table 2: Truth Table X : Don’t Care PIN N° SYMBOL NAME AND FUNCTION 10, 11, 12, 13,1, 2,3,4 D0 to D7 Data Inputs 9, 7, 6 Q0 to Q2 Data Output Lines 5 EI Chip Enable Input 15 EO Enable Output 14 GS Group Select Line 8 VSS Negative Supply Voltage 16 VDD Positive Supply Voltage INPUTS OUTPUTS EI D7 D6 D5 D4 D3 D2 D1 D0 GS Q2 Q1 Q0 EO L XXXXX XXX LLLLL H LLLLL LLLLLLL H H H XXXX XXX HHHH L H L H XXX XXX H H H L L H L L H XX XXX H H L H L H LLL H X X X X H H LLL H LLLL H X X X H L H H L H LLLLL H X X H L H LL H LLLLL L H X H LL H L H LLLLL LL H H LLLL |
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