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STM8S207MB Fiches technique(PDF) 81 Page - STMicroelectronics

No de pièce STM8S207MB
Description  Performance line, 24 MHz STM8S 8-bit MCU, up to 128 Kbytes Flash, integrated EEPROM,10-bit ADC, timers, 2 UARTs, SPI, I²C, CAN
PDF  103 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM8S207MB Fiches technique(HTML) 81 Page - STMicroelectronics

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STM8S207xx, STM8S208xx
Electrical characteristics
Doc ID 14733 Rev 9
81/103
10.3.9
I2C interface characteristics
Table 43.
I2C characteristics
Symbol
Parameter
Standard mode I2C Fast mode I2C(1)
1.
fMASTER, must be at least 8 MHz to achieve max fast I
2C speed (400kHz)
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
1000
300
tf(SDA)
tf(SCL)
SDA and SCL fall time
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
µs
tw(STO:STA)
STOP to START condition time
(bus free)
4.7
1.3
µs
Cb
Capacitive load for each bus line
400
400
pF



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