STM32F103C6T7A STMicroelectronics, STM32F103C6T7A Datasheet - Page 64

• Manufacturer Part Number: STM32F103C6T7A
• Description: MCU ARM 32BIT 32KB FLASH 48LQFP
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32F103C6T7A

• 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: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 48-LQFP
• Featured Product: STM32 Cortex-M3 Companion Products
• Eeprom Size: -
• Cpu Family: STM32
• Device Core: ARM Cortex-M3
• Device Core Size: 32b
• Frequency (max): 72MHz
• Interface Type: CAN/I2C/SPI/USART
• Total Internal Ram Size: 10KB
• # I/os (max): 37
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 2.5/3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 2V
• On-chip Adc: 2(10-chx12-bit)
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: LQFP
• For Use With: 497-10048 - BOARD EVAL ACCELEROMETER497-10030 - STARTER KIT FOR STM32KSDKSTM32-PL - KIT IAR KICKSTART STM32 CORTEXM3497-8512 - KIT STARTER FOR STM32F10XE MCU497-8511 - KIT STARTER FOR STM32 512K FLASH497-8505 - KIT STARTER FOR STM32F10XE MCU497-6438 - BOARD EVALUTION FOR STM32 512K497-6289 - KIT PERFORMANCE STICK FOR STM32MCBSTM32UME - BOARD EVAL MCBSTM32 + ULINK-MEMCBSTM32U - BOARD EVAL MCBSTM32 + ULINK2MCBSTM32 - BOARD EVAL FOR STM STM32X SER497-6053 - KIT STARTER FOR STM32497-6052 - KIT STARTER FOR STM32497-6050 - KIT STARTER FOR STM32497-6049 - KIT EVALUATION LOW COST STM32497-6048 - BOARD EVALUATION FOR STM32497-6047 - KIT DEVELOPMENT FOR STM32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical characteristics
64/87
Figure 29. I
1. Measurement points are done at CMOS levels: 0.3V
Table 41.
1. R
2. 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(SCLH)
Start
SCL frequency (f
2
I²C bus
C bus AC waveforms and measurement circuit
t h(STA)
f
SCL
400
300
200
100
50
20
(kHz)
t r(SDA)
4 .7 kΩ
t r(SCL)
V DD
t w(SCLL)
SCL
Doc ID 15060 Rev 5
PCLK1
= I
4 .7 kΩ
2
C speed,
= 36 MHz.,V
t su(SDA)
V DD
100 Ω
100 Ω
t f(SCL)
DD
t h(SDA)
and 0.7V
DD
= 3.3 V)
STM32F10x
SDA
SCL
DD
t su(STA)
.
(1)(2)
STM32F103x4, STM32F103x6
I2C_CCR value
R
Stop
P
Start repeated
0x801E
0x803C
0x00B4
0x8028
0x0168
0x0384
= 4.7 kΩ
t su(STO)
t su(STO:STA)
Start
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