STM32F103C8T6TR STMicroelectronics, STM32F103C8T6TR Datasheet - Page 50

• Manufacturer Part Number: STM32F103C8T6TR
• Description: MCU ARM 64KB FLASH MEM 48-LQFP
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32F103C8T6TR

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 72MHz
• Connectivity: CAN, I²C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT
• Number Of I /o: 37
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 20K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• For Use With: 497-10048 - BOARD EVAL ACCELEROMETER497-10030 - STARTER KIT FOR STM32497-8511 - KIT STARTER FOR STM32 512K FLASH497-6438 - BOARD EVALUTION FOR STM32 512K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Electrical characteristics
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Figure 18. I
1. Measurement points are done at CMOS levels: 0.3V
Table 35.
1. TBD = to be determined.
2. R
3. For speeds around 200 kHz, the tolerance on the achieved speed is of 5%. For other speed ranges, the
t f(SDA)
tolerance on the achieved speed 2%. These variations depend on the accuracy of the external
components used to design the application.
SDA
SCL
P
= External pull-up resistance, f
t w(SCKH)
S TART
SCL frequency (f
I
2
2
C bus AC waveforms and measurement circuit
C bus
t h(STA)
f
SCL
400
300
200
100
50
20
(kHz)
t r(SDA)
4 .7 k
t r(SCK)
V DD
t w(SCKL)
SCL
PCLK1
4 .7 k
= I
2
C speed,
t su(SDA)
= 36 MHz.,V
V DD
100
100
t f(SCK)
DD
t h(SDA)
and 0.7V
DD
= 3.3 V)
STM32F103xx
SDA
SCL
DD
t su(STA)
.
(1)(2)(3)
I2C_CCR value
R
S TOP
S TART REPEATED
P
= 4.7 k
TBD
TBD
TBD
TBD
TBD
TBD
t su(STO)
STM32F103xx
t su(STA:STO)
S TART
ai14149b