STM32F103CBU6TR datasheet(7/116 Pages) STMICROELECTRONICS

7 / 116 page

DS5319 Rev 18

7/116

STM32F103x8, STM32F103xB

List of figures

Figure 1.

STM32F103xx performance line block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 2.

Clock tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Figure 3.

STM32F103xx performance line LFBGA100 ballout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 4.

STM32F103xx performance line LQFP100 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 5.

STM32F103xx performance line UFBGA100 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 6.

STM32F103xx performance line LQFP64 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 7.

STM32F103xx performance line TFBGA64 ballout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 8.

STM32F103xx performance line LQFP48 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 9.

STM32F103xx performance line UFQFPN48 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 10.

STM32F103xx performance line VFQFPN36 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Figure 11.

Memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Figure 12.

Pin loading conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 13.

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 14.

Power supply scheme. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Figure 15.

Current consumption measurement scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Figure 16.

Typical current consumption in Run mode versus frequency (at 3.6 V),



code with data processing running from RAM, peripherals enabled. . . . . . . . . . . . . . . . . . 42

Figure 17.

Typical current consumption in Run mode versus frequency (at 3.6 V),



code with data processing running from RAM, peripherals disabled . . . . . . . . . . . . . . . . . 42

Figure 18.

Typical current consumption on VBAT (RTC on) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Figure 19.

Typical current consumption in Stop mode, with regulator in Run mode . . . . . . . . . . . . . . 45

Figure 20.

Typical current consumption in Stop mode, with regulator in Low-power mode. . . . . . . . . 45

Figure 21.

Typical current consumption in Standby mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Figure 22.

High-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 23.

Low-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 24.

Typical application with an 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Figure 25.

Typical application with a 32.768 kHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Figure 26.

Standard I/O input characteristics - CMOS port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Figure 27.

Standard I/O input characteristics - TTL port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Figure 28.

5 V tolerant I/O input characteristics - CMOS port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Figure 29.

5 V tolerant I/O input characteristics - TTL port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Figure 30.

I/O AC characteristics definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Figure 31.

Recommended NRST pin protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Figure 32.

I2C bus AC waveforms and measurement circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Figure 33.

SPI timing diagram - slave mode and CPHA = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Figure 34.

SPI timing diagram - slave mode and CPHA = 1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Figure 35.

SPI timing diagram - master mode(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Figure 36.

USB timings: definition of data signal rise and fall time . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

Figure 37.

ADC accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

Figure 38.

Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

Figure 39.

Power supply and reference decoupling (VREF+ not connected to VDDA). . . . . . . . . . . . . . 77

Figure 40.

Power supply and reference decoupling (VREF+ connected to VDDA). . . . . . . . . . . . . . . . . 78

Figure 41.

VFQFPN36 outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

Figure 42.

VFQFPN36 recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Figure 43.

VFPFPN36 package top view example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

Figure 44.

UFQFPN48 outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

Figure 45.

UFQFPN48 recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

Figure 46.

UFQFPN48 package top view example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

STM32F103CBU6TR 数据表(PDF) 7 Page - STMicroelectronics

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