Datasheet

DocID15056 Rev 5 9/80
STM32F102x8, STM32F102xB Description
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2.1 Device overview
Table 2. STM32F102x8 and STM32F102xB medium-density USB access line
features and peripheral counts
Peripheral STM32F102Cx STM32F102Rx
Flash - Kbytes 64 128 64 128
SRAM - Kbytes 10 16 10 16
Timers General-purpose 33 3 3
Communication
interfaces
SPI 22 2 2
I
2
C 22 2 2
USART 33 3 3
USB 11 1 1
12-bit synchronized ADC
number of channels
1
10 channels
1
16 channels
GPIOs 37 51
CPU frequency 48 MHz
Operating voltage 2.0 to 3.6 V
Operating temperatures
Ambient temperature: –40 to +85 °C (see Table 8)
Junction temperature: –40 to +105 °C (see Ta ble 8)
Packages LQFP48 LQFP64