Datasheet

DocID15274 Rev 10 11/108
STM32F105xx, STM32F107xx Description
107
Communicat
ion
interfaces
SPI(I
2
S)
(2)
3(2) 3(2) 3(2) 3(2)
I
2
C2121
USART 5
USB OTG FS Yes
CAN 2
GPIOs 51 80
12-bit ADC
Number of channels
2
16
12-bit DAC
Number of channels
2
2
CPU frequency 72 MHz
Operating voltage 2.0 to 3.6 V
Operating temperatures
Ambient temperatures: –40 to +85 °C /–40 to +105 °C
Junction temperature: –40 to + 125 °C
1. Refer to Table 5: Pin definitions for peripheral availability when the I/O pins are shared by the peripherals required by the
application.
2. The SPI2 and SPI3 interfaces give the flexibility to work in either the SPI mode or the I
2
S audio mode.
Table 2. STM32F105xx and STM32F107xx features and peripheral counts (continued)
Peripherals
(1)
STM32F105Rx STM32F107Rx STM32F105Vx STM32F107Vx
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