STEVAL-PCC012V1 STMicroelectronics, STEVAL-PCC012V1 Datasheet - Page 62

• Manufacturer Part Number: STEVAL-PCC012V1
• Description: BOARD DEM CONN GATEWAY STM32F107
• Manufacturer: STMicroelectronics
• Series: STM32r
• Type: Other Power Managementr

Specifications of STEVAL-PCC012V1

• Main Purpose: Interface, Connectivity
• Embedded: Yes, MCU, 32-Bit
• Utilized Ic / Part: STM32F107
• Primary Attributes: Ethernet and 4 Digital/Analog Connectors
• Secondary Attributes: On-Board LEDs and Joystick
• Interface Type: Ethernet, USB, I2C, SPI, UART
• Operating Supply Voltage: 3.3 V
• Product: Power Management Development Tools
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: STM32F107xx
• Other names: 497-10757

Electrical characteristics
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Figure 24. 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 15274 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)
STM32F105xx, STM32F107xx
I2C_CCR value
R
Stop
P
Start repeated
0x801E
0x803C
0x00B4
0x8028
0x0168
0x0384
= 4.7 k
t su(STO)
t su(STO:STA)
Start
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