STM32F103RE STMicroelectronics, STM32F103RE Datasheet - Page 57

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STM32F103RE

Manufacturer Part Number
STM32F103RE
Description
Mainstream Performance line, ARM Cortex-M3 MCU with 512 Kbytes Flash, 72 MHz CPU, motor control, USB and CAN
Manufacturer
STMicroelectronics
Datasheet

Specifications of STM32F103RE

Core
ARM 32-bit Cortex™-M3 CPU
Conversion Range
0 to 3.6 V
Dma
12-channel DMA controller
Supported Peripherals
timers, ADCs, DAC, SDIO, I2Ss, SPIs, I2Cs and USARTs
Systick Timer
a 24-bit downcounter

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STM32F103xC, STM32F103xD, STM32F103xE
Figure 21. Low-speed external clock source AC timing diagram
V LSEH
V LSEL
90%
10%
EXTER NAL
CLOCK SOURC E
t r(LSE)
f LSE_ext
Doc ID 14611 Rev 8
T LSE
OSC32_IN
t f(LSE)
t W(LSE)
I L
STM32F103xx
Electrical characteristics
t W(LSE)
ai14144b
57/130
t

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