STM32F101RG STMicroelectronics, STM32F101RG Datasheet - Page 87

• Manufacturer Part Number: STM32F101RG
• Description: Mainstream Access line, ARM Cortex-M3 MCU with 1 Mbyte Flash, 36 MHz CPU
• Manufacturer: STMicroelectronics

Specifications of STM32F101RG

• Conversion Range: 0 to 3.6 V
• Peripherals Supported: timers, ADC, DAC, SPIs, I2Cs and USARTs
• Systick Timer: a 24-bit downcounter

STM32F101xF, STM32F101xG
Table 51.
1. Guaranteed by design, not tested in production.
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)
t
w(SCLL)
t
su(SDA)
t
t
t
su(STO)
t
su(STA)
h(SDA)
to achieve the fast mode I
mode maximum clock speed of 400 kHz.
period of SCL signal.
undefined region of the falling edge of SCL.
h(STA)
r(SDA)
r(SCL)
f(SDA)
f(SCL)
PCLK1
C
b
must be higher than 2 MHz to achieve 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 frequencies and it must be a multiple of 10 MHz in order to reach the I2C fast
Doc ID 17143 Rev 2
Standard mode I
Min
250
0
4.7
4.0
4.0
4.7
4.0
4.7
(3)
2
C frequencies. It must be higher than 4 MHz
1000
Max
300
400
2
C
(1)
Electrical characteristics
Fast mode I
20+0.1C
Min
100
0
1.3
0.6
0.6
0.6
1.3
0.6
(4)
b
2
900
Max
C
300
300
400
(1)(2)
(3)
87/108
Unit
pF
µs
ns
µs
µs
µs