STM32F101X6_08 STMICROELECTRONICS [STMicroelectronics], STM32F101X6_08 Datasheet - Page 53

• Manufacturer Part Number: STM32F101X6_08
• Description: Access line, advanced ARM-based 32-bit MCU with Flash memory, six 16-bit timers, ADC and seven communication interfaces
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM32F101xx
Table 38.
1. Values based on standard I
2. f
3. The maximum hold time of the Start condition has only to be met if the interface does not stretch the low
4. The device must internally provide a hold time of at least 300 ns for the SDA signal in order to bridge the
t
w(STO:STA)
Symbol
t
t
t
t
t
w(SCLH)
w(SCLL)
t
su(SDA)
t
su(STO)
t
t
t
t
su(STA)
h(SDA)
higher than 4 MHz to achieve the maximum fast mode I
period of SCL signal.
undefined region of the falling edge of SCL.
r(SDA)
h(STA)
r(SCL)
f(SDA)
f(SCL)
PCLK1
C
b
must be higher than 2 MHz to achieve the maximum standard mode I
SCL clock low time
SCL clock high time
SDA setup time
SDA data hold time
SDA and SCL rise time
SDA and SCL fall time
Start condition hold time
Repeated Start condition setup
time
Stop condition setup time
Stop to Start condition time (bus
free)
Capacitive load for each bus line
I
2
C characteristics
Parameter
2
C protocol requirement, not tested in production.
Standard mode I
2
Min
250
0
4.7
4.0
4.0
4.7
4.0
4.7
C frequency.
(3)
1000
Max
300
400
2
C
(1)
2
Electrical characteristics
C frequency. It must be
Fast mode I
20+0.1C
20+0.1C
Min
100
0
1.3
0.6
0.6
0.6
0.6
1.3
(4)
b
b
2
900
Max
C
300
300
400
(1)(2)
(3)
Unit
53/74
pF
µs
ns
µs
µs
µs