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STM8AF6346UD Datasheet(PDF) 72 Page - STMicroelectronics

Part # STM8AF6346UD
Description  Automotive 8-bit MCU, with up to 32-Kbyte Flash memory, data EEPROM, 10-bit ADC, timers, LIN, SPI, I2C, 3 to 5.5 V
PDF  95 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM8AF6346UD Datasheet(HTML) 72 Page - STMicroelectronics

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Electrical characteristics
STM8AF6366
72/95
DS12343 Rev 2
10.3.10
I2C interface characteristics
Table 39. I2C characteristics
Symbol
Parameter
Standard mode I2CFast mode I2C(1)
1. fMASTER, must be at least 8 MHz to achieve max fast I2C speed (400 kHz).
Unit
Min(2)
2. Data based on standard I2C protocol requirement, not tested in production.
Max(2)
Min(2)
Max(2)
tw(SCLL)
SCL clock low time
4.7
-
1.3
-
µs
tw(SCLH) SCL clock high time
4.0
-
0.6
-
tsu(SDA)
SDA setup time
250
-
100
-
ns
th(SDA)
SDA data hold time
0(3)
3. The maximum hold time of the start condition has only to be met if the interface does not stretch the low
time.
-
0(4)
4. The device must internally provide a hold time of at least 300 ns for the SDA signal in order to bridge the
undefined region of the falling edge of SCL.
900(3)
tr(SDA)
tr(SCL)
SDA and SCL rise time
(VDD = 3 to 5.5 V)
-
1000
-
300
tf(SDA)
tf(SCL)
SDA and SCL fall time
(VDD = 3 to 5.5 V)
-
300
-
300
th(STA)
START condition hold time
4.0
-
0.6
-
µs
tsu(STA)
Repeated START condition setup time
4.7
-
0.6
-
tsu(STO)
STOP condition setup time
4.0
-
0.6
-
tw(STO:STA)
STOP to START condition time
(bus free)
4.7
-
1.3
-
Cb
Capacitive load for each bus line
-
400
-
400
pF



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