STM32F105VBH6 STMicroelectronics, STM32F105VBH6 Datasheet - Page 75

• Manufacturer Part Number: STM32F105VBH6
• Description: IC ARM CORTEX MCU 128KB 100LFBGA
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32F105VBH6

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 72MHz
• Connectivity: CAN, I²C, IrDA, LIN, SPI, UART/USART, USB OTG
• Peripherals: DMA, POR, PWM, Voltage Detect, WDT
• Number Of I /o: 80
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Data Converters: A/D 16x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LFBGA
• Core: ARM Cortex M3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

STM32F105xx, STM32F107xx
General PCB design guidelines
Power supply decoupling should be performed as shown in
depending on whether V
ceramic (good quality). They should be placed them as close as possible to the chip.
Figure 36. Power supply and reference decoupling (V
1. V
Figure 37. Power supply and reference decoupling (V
1. V
REF+
REF+
and V
and V
REF–
REF–
1 µF // 10 nF
inputs are available only on 100-pin packages.
inputs are available only on 100-pin packages.
REF+
is connected to V
Doc ID 15274 Rev 5
1 µF // 10 nF
1 µF // 10 nF
DDA
or not. The 10 nF capacitors should be
V
V
V REF+
V DDA
V SSA /V REF-
STM32F10xxx
(See note 1)
REF+
REF–
(See note 1)
(See note 1)
(See note 1)
STM32F10xxx
/V
/V
REF+
REF+
Figure 36
SSA
DDA
not connected to
connected to
Electrical characteristics
or
Figure
ai14381c
ai14380c
V
DDA
37,
V
DDA
)
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)