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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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ST52T301 数据表(PDF) 57 Page - STMicroelectronics |
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ST52T301 数据表(HTML) 57 Page - STMicroelectronics |
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57 / 100 page  Symbol Parameter Test Conditions Min Typ Max Unit RS Input protection Resistor All Input Pins 1 k Ω CIN Input Capacitance All Input Pins 10 pF COUT Output Capacitance All Ouput Pins 10 pF Table 11.4. AC Electrical Characteristics AC ELECTRICAL CHARACTERISTICS (Operating Condition: VDD=5V ±5%-TA=0 °Cto 85 °C, unless otherwise specified) Symbol Parameters Test Conditions Min Typ Max Unit fOSC Oscillator Frequency 20 MHz tCLH Clock High 25 ns tCLL Clock Low 25 ns tSET Setup see fig 11.1 5 ns tHLD Hold see fig. 11.1 5 ns tWRESET Minimum Reset Pulse Width 100 ns tWINT Minimum External Interrupt Pulse Width 100 ns tIR Input Rise Time see fig.11.2 15 ns tIF Input Fall Time see fig.11.2 15 ns tOR Output Rise Time CLOAD=10 pF see fig.11.2 10 ns tOF Output Fall CLOAD=10 pF see fig.11.2 10 ns Table 11.5. Timing Parameters Figure 11.1. Data Input Timing Figure 11.2. I/O Rise and Fall Timing 57/99 ST52T301/E301 |
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