STM32F103RE STMicroelectronics, STM32F103RE Datasheet - Page 55

• 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

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

STM32F103xC, STM32F103xD, STM32F103xE
5.3.6
Table 20.
1. f
2. Specific conditions for ADC: f
External clock source characteristics
High-speed external user clock generated from an external source
The characteristics given in
external clock source, and under ambient temperature and supply voltage conditions
summarized in
Table 21.
1. Guaranteed by design, not tested in production.
APB2
DuCy
Symbol
C
f
t
t
V
HSE_ext
V
t
t
in the ADC_CR2 register is set to 1.
w(HSE)
w(HSE)
HCLK
r(HSE)
f(HSE)
in(HSE)
HSEH
HSEL
I
L
(HSE)
= 72 MHz, f
User external clock source
frequency
OSC_IN input pin high level voltage
OSC_IN input pin low level voltage
OSC_IN high or low time
OSC_IN rise or fall time
OSC_IN input capacitance
Duty cycle
OSC_IN Input leakage current
Peripheral current consumption
High-speed external user clock characteristics
Table
Peripheral
APB1
GPIOA
GPIOB
GPIOC
GPIOD
GPIOE
GPIOF
GPIOG
ADC1
ADC2
TIM1
SPI1
TIM8
USART1
ADC3
10.
(1)
= f
HCLK
Parameter
(2)
HCLK
/2, f
Table 21
Doc ID 14611 Rev 8
APB2
= 56 MHz, f
(1)
= f
(1)
(1)
HCLK
result from tests performed using an high-speed
APB1
, default prescaler value for each peripheral.
= f
Typical consumption at 25 °C
V
HCLK
(1)
SS
Conditions
≤ V
/2, f
(continued)
IN
APB2
≤ V
= f
DD
0.55
0.72
0.72
0.55
0.72
HCLK
1.9
1.7
1.8
0.4
1.7
0.9
1.7
1
1
0.7V
, f
V
Min
45
Electrical characteristics
ADCCLK
1
5
SS
DD
Typ
= f
8
5
APB2/4
0.3V
Max
V
, ADON bit
25
20
55
±1
DD
DD
Unit
mA
55/130
MHz
Unit
µA
pF
ns
%
V