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STM32F030F4 датащи(PDF) 70 Page - STMicroelectronics |
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STM32F030F4 датащи(HTML) 70 Page - STMicroelectronics |
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70 / 88 page ![]() Electrical characteristics STM32F030x4 STM32F030x6 STM32F030x8 70/88 DocID024849 Rev 1 Figure 22. I2C bus AC waveforms and measurement circuit Legend: Rs: Series protection resistors. Rp: Pull-up resistors. VDD_I2C: I 2C bus supply. SPI characteristics Unless otherwise specified, the parameters given in Table 57 are derived from tests performed under ambient temperature, fPCLKx frequency and VDD supply voltage conditions summarized in Table 18: General operating conditions. Refer to Section 6.3.14: I/O port characteristics for more details on the input/output alternate function characteristics (NSS, SCK, MOSI, MISO for SPI and WS, CK). Table 56. I2C analog filter characteristics(1) 1. Guaranteed by design, not tested in production. Symbol Parameter Min Max Unit tSP Pulse width of spikes that are suppressed by the analog filter 50 260 ns MS19879V3 Rs I2C bus Rp Rs VDD_I2C MCU SDA SCL Rp VDD_I2C MS19879V3 SCL |
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