STM32F105RB STMicroelectronics, STM32F105RB Datasheet - Page 42

• Manufacturer Part Number: STM32F105RB
• Description: Mainstream Connectivity line, ARM Cortex-M3 MCU with 128 Kbytes Flash, 72 MHz CPU, CAN, USB 2.0 OTG
• Manufacturer: STMicroelectronics

Specifications of STM32F105RB

• Core: ARM 32-bit Cortex™-M3 CPU
• Conversion Range: 0 to 3.6 V
• Dma: 12-channel DMA controller
• Supported Peripherals: timers, ADCs, DAC, I2Ss, SPIs, I2Cs and USARTs
• Systick Timer: a 24-bit downcounter
• 10/100 Ethernet Mac With Dedicated Dma And Sram (4 Kbytes): IEEE1588 hardware support, MII/RMII available on all packages

Electrical characteristics
42/104
Table 17.
1. Typical values are measures at T
2. Add an additional power consumption of 0.8 mA per ADC for the analog part. In applications, this
3. External clock is 8 MHz and PLL is on when f
I
Symbol
DD
consumption occurs only while the ADC is on (ADON bit is set in the ADC_CR2 register).
Supply
current in
Run mode
Parameter
Typical current consumption in Run mode, code with data processing
running from Flash
External clock
Running on high
speed internal RC
(HSI), AHB
prescaler used to
reduce the
frequency
Conditions
A
Doc ID 15274 Rev 6
= 25 °C, V
(3)
HCLK
DD
= 3.3 V.
72 MHz
48 MHz
36 MHz
24 MHz
16 MHz
8 MHz
4 MHz
2 MHz
1 MHz
500 kHz
125 kHz
36 MHz
24 MHz
16 MHz
8 MHz
4 MHz
2 MHz
1 MHz
500 kHz
125 kHz
> 8 MHz.
f
HCLK
All peripherals
enabled
47.3
24.6
16.8
11.8
23.9
16.1
11.1
1.16
5.9
3.7
2.5
1.8
1.5
1.3
5.6
3.1
1.8
0.8
0.6
32
STM32F105xx, STM32F107xx
(2)
Typ
(1)
All peripherals
disabled
28.3
19.6
15.4
10.6
1.53
14.8
0.67
7.4
3.7
2.9
1.3
1.2
9.7
6.7
3.8
2.1
1.3
0.9
0.5
2
mA
Unit
mA