DocID025743 Rev 3
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STM32F031x4 STM32F031x6
Electrical characteristics
86
All I2C SDA and SCL I/Os embed an analog filter. Refer to the table below for the analog
filter characteristics:
Table 58. I2C analog filter characteristics
(1)
1.
Guaranteed by design, not tested in production.
Symbol
Parameter
Min
Max
Unit
t
AF
Maximum pulse width of spikes that
are suppressed by the analog filter
50
(2)
2.
Spikes with widths below t
AF(min)
are filtered.
260
(3)
3.
Spikes with widths above t
AF(max)
are not filtered
ns
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http://www.vicor.top/
021-31660491