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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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POWERSTEP01 数据表(PDF) 14 Page - STMicroelectronics |
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POWERSTEP01 数据表(HTML) 14 Page - STMicroelectronics |
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14 / 92 page  Electrical characteristics powerSTEP01 14/92 DocID025022 Rev 5 VOSCOUTH OSCOUT clock source high level voltage Internal oscillator 2.4 V VOSCOUTL OSCOUT clock source low level voltage Internal oscillator 0.3 V trOSCOUT tfOSCOUT OSCOUT clock source rise and fall time Internal oscillator 10 ns thigh OSCOUT clock source high time Internal oscillator 31.25 ns textosc Internal to external oscillator switching delay 3ms tintosc External to internal oscillator switching delay 100 µs SPI fCK,MAX Maximum SPI clock frequency(4) 5MHz trCK tfCK SPI clock rise and fall time(4) 1µs thCK tlCK SPI clock high and low time(4) 90 ns tsetCS Chip select setup time(4) 30 ns tholCS Chip select hold time(4) 30 ns tdisCS Deselect time(4) 625 ns tsetSDI Data input setup time(4) 20 ns tholSDI Data input hold time(4) 30 ns tenSDO Data output enable time(4) 95 ns tdisSDO Data output disable time(4) 95 ns tvSDO Data output valid time(4) 35 ns tholSDO Data output hold time(4) 0ns PWM modulators fPWM Programmable PWM frequency(2) fosc = 32 MHz F_PWM_INT=’11X’ F_PWM_DEC=’000’ 5.6 kHz fosc = 32 MHz F_PWM_INT=’000’ F_PWM_DEC=’111’ 125 kHz NPWM PWM resolution 8 bit Current control VREF, MAX Maximum reference voltage 1000 mV VREF, MIN Minimum reference voltage 7.8 mV Table 4. Electrical characteristics (continued) Symbol Parameter Test conditions Min. Typ. Max. Unit |
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