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L5953 数据表(PDF) 12 Page - STMicroelectronics |
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L5953 数据表(HTML) 12 Page - STMicroelectronics |
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12 / 31 page  Block diagram and electrical specifications L5953 12/31 Figure 3. AC testing input output waveforms DC characteristics (Tamb = -40 to 85°C, VSPI = 3V to 5.5V) ILI Input leakage current 5 μA ILO Output leakage current ±2 μA VIL Input low voltage -0.3 0.3VSP I V VIH Input high voltage 0.7VSPI VSPI+1 V VOL Output low voltage IOL = 2mA 0.2VSPI V VOH Output high voltage IOH = -2mA 0.8VSPI V AC characteristics (Tamb = -40 to 85°C, VSPI = 3V to 5.5V tSCLH tSU S setup time 50 ns tCLSH tSH S hold time 50 ns tCH tWH Clock high time 200 ns tCL tWL Clock low time 300 ns tCLCH tRC Clock rise time 1 μs tCHCL tFC Clock fall time 1 μs tDVCH tDSU Data In setup time 50 ns tCHDX tDH Data In hold time 50 ns tDLDH tRI Data In rise time 1 μs tDHDL tFI Data in fall time 1 μs tSHSL tCS S deselect time 4.5V < VSPI < 5.5V 3V < VSPI < 4.5V 200 250 ns ns tSHQZ tDIS Output disable time 150 ns tQVCL tV Clock low to output valid 250 ns tCLQX tHO Output hold time 0 ns tQLQH tRO Output rise time 100 ns tQHQL tFO Output fall time 100 ns Table 7. SPI interface (continued) Symbol Alt Parameter Test conditions Min. Max. Unit 0.8VSPY 0.2VSPY 0.7VSPY 0.3VSPY D03AU1479 |
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