STM32F103R8H7 STMicroelectronics, STM32F103R8H7 Datasheet
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STM32F103R8H7
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STM32F103R8H7 Summary of contents
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Medium-density performance line ARM-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 communication interfaces Features ■ ARM 32-bit Cortex™-M3 CPU Core – 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 ...
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Contents Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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STM32F103x8, STM32F103xB 5 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Contents 7 Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 8 Revision ...
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STM32F103x8, STM32F103xB List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of tables Table 45. USB: Full-speed electrical characteristics ...
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STM32F103x8, STM32F103xB List of figures Figure 1. STM32F103xx performance line block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of figures Figure 43. Recommended footprint (dimensions in mm) Figure 44. LFBGA100 - low profile fine pitch ball grid array package outline . . . . . . . . . . . . . ...
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... This datasheet provides the ordering information and mechanical device characteristics of the STM32F103x8 and STM32F103xB medium-density performance line microcontrollers. For more details on the whole STMicroelectronics STM32F103xx family, please refer to Section 2.2: Full compatibility throughout the The medium-density STM32F103xx datasheet should be read in conjunction with the low-, medium- and high-density STM32F10xxx reference manual ...
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Description 2.1 Device overview Table 2. STM32F103xx medium-density device features and peripheral counts Peripheral Flash - Kbytes SRAM - Kbytes General-purpose Advanced-control SPI USART USB CAN GPIOs 12-bit synchronized ADC Number of channels CPU frequency Operating voltage ...
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STM32F103x8, STM32F103xB Figure 1. STM32F103xx performance line block diagram TRACECLK TRACED[0: NJTRST TRST JTDI JTCK/SWCLK JTMS/SWDIO JTDO as AF NRST VDDA VSSA 80AF PA[ 15:0] PB[ 15:0] PC[15:0] PD[15:0] PE[15:0] 4 Chann els 3 co mpl. Chann els ...
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Description Figure 2. Clock tree OSC_OUT OSC_IN OSC32_IN OSC32_OUT MCO 1. When the HSI is used as a PLL clock input, the maximum system clock frequency that can be achieved is 64 MHz. 2. For the USB function to be ...
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STM32F103x8, STM32F103xB 2.2 Full compatibility throughout the family The STM32F103xx is a complete family whose members are fully pin-to-pin, software and feature compatible. In the reference manual, the STM32F103x4 and STM32F103x6 are identified as low-density devices, the STM32F103x8 and STM32F103xB ...
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Description 2.3 Overview ® 2.3.1 ARM Cortex™-M3 core with embedded Flash and SRAM The ARM Cortex™-M3 processor is the latest generation of ARM processors for embedded systems. It has been developed to provide a low-cost platform that meets the needs ...
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STM32F103x8, STM32F103xB This hardware block provides flexible interrupt management features with minimal interrupt latency. 2.3.6 External interrupt/event controller (EXTI) The external interrupt/event controller consists of 19 edge detector lines used to generate interrupt/event requests. Each line can be independently configured ...
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Description in reset mode when V external reset circuit. The device features an embedded programmable voltage detector (PVD) that monitors the V /V power supply and compares it to the V DD DDA generated when V than the V threshold. ...
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STM32F103x8, STM32F103xB 2.3.13 DMA The flexible 7-channel general-purpose DMA is able to manage memory-to-memory, peripheral-to-memory and memory-to-peripheral transfers. The DMA controller supports circular buffer management avoiding the generation of interrupts when the controller reaches the end of the buffer. Each ...
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Description Advanced-control timer (TIM1) The advanced-control timer (TIM1) can be seen as a three-phase PWM multiplexed on 6 channels. It has complementary PWM outputs with programmable inserted dead-times. It can also be seen as a complete general-purpose timer. The 4 ...
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STM32F103x8, STM32F103xB SysTick timer This timer is dedicated for OS, but could also be used as a standard downcounter. It features: ● A 24-bit downcounter ● Autoreload capability ● Maskable system interrupt generation when the counter reaches 0 ● Programmable ...
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Description 2.3.21 GPIOs (general-purpose inputs/outputs) Each of the GPIO pins can be configured by software as output (push-pull or open-drain), as input (with or without pull-up or pull-down peripheral alternate function. Most of the GPIO pins are shared ...
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STM32F103x8, STM32F103xB 3 Pinouts and pin description Figure 3. STM32F103xx performance line LFBGA100 ballout 1 2 PC14- PC13- A PE2 OSC32_IN TAMPER-RTC PC15 BAT PE3 OSC32_OUT C OSC_IN V SS_5 PE4 D OSC_OUT V DD_5 PE5 E NRST ...
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Pinouts and pin description Figure 4. STM32F103xx performance line LQFP100 pinout VBAT PC13-TAMPER-RTC PC14-OSC32_IN PC15-OSC32_OUT VSS_5 VDD_5 OSC_IN OSC_OUT NRST VSSA VREF- VREF+ VDDA PA0-WKUP 22/99 PE2 1 PE3 2 PE4 3 PE5 4 PE6 ...
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STM32F103x8, STM32F103xB Figure 5. STM32F103xx performance line LQFP64 pinout PC13-TAMPER-RTC PC14-OSC32_IN PC15-OSC32_OUT VBAT PD0 OSC_IN 5 PD1 OSC_OUT 6 NRST ...
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Pinouts and pin description Figure 6. STM32F103xx performance line TFBGA64 ballout 1 PC14- A OSC32_IN PC15- B OSC32_OUT C OSC_IN D OSC_OUT E NRST V SSA F V REF DDA 24/ PC13- PB9 PB4 ...
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STM32F103x8, STM32F103xB Figure 7. STM32F103xx performance line LQFP48 pinout PC13-TAMPER-RTC PC15-OSC32_OUT Figure 8. STM32F103xx performance line VFQFPN48 pinout PC13-TAMPER-RTC PC14-OSC32_IN PC15-OSC32_OUT PD1-OSC_OUT VBAT 1 2 PC14-OSC32_IN 3 4 ...
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Pinouts and pin description Figure 9. STM32F103xx performance line VFQFPN36 pinout V OSC_IN/PD0 OSC_OUT/PD1 NRST PA0-WKUP 26/ DD_3 QFN36 V 5 SSA V 6 DDA 7 PA1 8 PA2 9 10 ...
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STM32F103x8, STM32F103xB Table 5. Medium-density STM32F103xx pin definitions Pins ...
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Pinouts and pin description Table 5. Medium-density STM32F103xx pin definitions (continued) Pins ...
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STM32F103x8, STM32F103xB Table 5. Medium-density STM32F103xx pin definitions (continued) Pins ...
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Pinouts and pin description Table 5. Medium-density STM32F103xx pin definitions (continued) Pins D10 C10 B10 A10 ...
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... This alternate function can be remapped by software to some other port pins (if available on the used package). For more details, refer to the Alternate function I/O and debug configuration section in the STM32F10xxx reference manual, available from the STMicroelectronics website: www.st.com. 9. The pins number 2 and 3 in the VFQFPN36 package, 5 and 6 in the LQFP48 and LQFP64 packages, and C1 and C2 in the TFBGA64 package are configured as OSC_IN/OSC_OUT after reset, however the functionality of PD0 and PD1 can be remapped by software on these pins ...
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Memory mapping 4 Memory mapping The memory map is shown in Figure 10. Memory map 0xFFFF FFFF 7 0xE010 0000 Cortex- M3 Internal Peripherals 0xE000 0000 6 0xC000 0000 5 0xA000 0000 4 0x8000 0000 3 0x6000 0000 2 Peripherals ...
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STM32F103x8, STM32F103xB 5 Electrical characteristics 5.1 Parameter conditions Unless otherwise specified, all voltages are referenced to V 5.1.1 Minimum and maximum values Unless otherwise specified the minimum and maximum values are guaranteed in the worst conditions of ambient temperature, supply ...
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Electrical characteristics Figure 11. Pin loading conditions 5.1.6 Power supply scheme Figure 13. Power supply scheme 5 × 100 × 4.7 µ µ µF Caution: ...
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STM32F103x8, STM32F103xB 5.1.7 Current consumption measurement Figure 14. Current consumption measurement scheme 5.2 Absolute maximum ratings Stresses above the absolute maximum ratings listed in Table 7: Current characteristics, and damage to the device. These are stress ratings only and functional ...
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Electrical characteristics Table 7. Current characteristics Symbol I Total current into V VDD I Total current out of V VSS Output current sunk by any I/O and control pin I IO Output current source by any I/Os and control pin ...
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STM32F103x8, STM32F103xB Table 9. General operating conditions (continued) Symbol Power dissipation for suffix suffix 7 Ambient temperature for 6 suffix version T A Ambient temperature for 7 suffix version T Junction temperature range ...
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Electrical characteristics Table 11. Embedded reset and power control block characteristics Symbol Programmable voltage V PVD detector level selection (2) V PVD hysteresis PVDhyst Power on/power down V POR/PDR reset threshold (2) V PDR hysteresis PDRhyst (2) T Reset temporization ...
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STM32F103x8, STM32F103xB 5.3.4 Embedded reference voltage The parameters given in temperature and V Table 12. Embedded internal reference voltage Symbol V Internal reference voltage REFINT ADC sampling time when (1) T reading the internal reference S_vrefint voltage Internal reference voltage ...
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Electrical characteristics Table 13. Maximum current consumption in Run mode, code with data processing running from Flash Symbol Parameter Supply current Run mode 1. Based on characterization, not tested in production. 2. External clock is 8 MHz ...
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STM32F103x8, STM32F103xB Figure 15. Typical current consumption in Run mode versus frequency (at 3 code with data processing running from RAM, peripherals enabled Figure 16. Typical current consumption ...
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Electrical characteristics Table 15. Maximum current consumption in Sleep mode, code running from Flash or RAM Symbol Parameter Supply current Sleep mode 1. based on characterization, tested in production External clock is 8 MHz ...
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STM32F103x8, STM32F103xB Table 16. Typical and maximum current consumptions in Stop and Standby modes Symbol Parameter Regulator in Run mode, low-speed and high-speed internal RC oscillators and high-speed oscillator OFF (no independent watchdog) Supply current in Stop mode Regulator in ...
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Electrical characteristics Figure 18. Typical current consumption in Stop mode with regulator in Run mode versus temperature at V 300 250 200 150 100 50 0 -45 Figure 19. Typical current consumption in Stop mode with regulator in Low-power mode ...
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STM32F103x8, STM32F103xB Figure 20. Typical current consumption in Standby mode versus temperature 3.3 V and 3 4.5 4 3.5 3 2.5 2 1.5 1 0.5 0 –45 °C Typical current consumption The MCU is placed ...
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Electrical characteristics Table 17. Typical current consumption in Run mode, code with data processing running from Flash Symbol Parameter Supply I current in DD Run mode 1. Typical values are measures Add an additional power consumption of ...
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STM32F103x8, STM32F103xB Table 18. Typical current consumption in Sleep mode, code running from Flash or RAM Symbol Parameter Supply I current in DD Sleep mode 1. Typical values are measures Add an additional power consumption of 0.8 ...
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Electrical characteristics On-chip peripheral current consumption The current consumption of the on-chip peripherals is given in under the following conditions: ● all I/O pins are in input mode with a static value at V ● all peripherals are disabled unless ...
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STM32F103x8, STM32F103xB 5.3.6 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 Table 20. High-speed external user clock ...
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Electrical characteristics Figure 21. High-speed external clock source AC timing diagram V HSEH 90% 10% V HSEL t r(HSE) EXTER NAL CLOCK SOURC E Figure 22. Low-speed external clock source AC timing diagram V LSEH 90% 10% V LSEL t ...
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STM32F103x8, STM32F103xB Table 22. HSE 4-16 MHz oscillator characteristics Symbol f Oscillator frequency OSC_IN R Feedback resistor F Recommended load capacitance C versus equivalent serial resistance of the crystal (R i HSE driving current 2 g Oscillator transconductance m (4) ...
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Electrical characteristics Table 23. LSE oscillator characteristics (f Symbol Parameter R Feedback resistor F Recommended load capacitance C versus equivalent serial resistance of the crystal (R I LSE driving current 2 g Oscillator transconductance m (3) t Startup time SU(LSE) ...
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STM32F103x8, STM32F103xB Figure 24. Typical application with a 32.768 kHz crystal Resonator with integrated capacitors 5.3.7 Internal clock source characteristics The parameters given in temperature and V High-speed internal (HSI) RC oscillator Table 24. HSI oscillator ...
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Electrical characteristics Low-speed internal (LSI) RC oscillator Table 25. LSI oscillator characteristics Symbol (2) f Frequency LSI (3) t LSI oscillator startup time su(LSI) (3) I LSI oscillator power consumption DD(LSI –40 to ...
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STM32F103x8, STM32F103xB Table 26. Low-power mode wakeup timings Symbol (1) t WUSLEEP (1) t WUSTOP (1) t WUSTDBY 1. The wakeup times are measured from the wakeup event to the point in which the user application code reads the first ...
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Electrical characteristics Table 28. Flash memory characteristics (continued) Symbol Parameter I Supply current DD V Programming voltage prog 1. Guaranteed by design, not tested in production. Table 29. Flash memory endurance and data retention Symbol Parameter N Endurance END t ...
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STM32F103x8, STM32F103xB Table 30. EMS characteristics Symbol Voltage limits to be applied on any I/O pin to V FESD induce a functional disturbance Fast transient voltage burst limits applied through 100 EFTB pins to ...
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Electrical characteristics 5.3.11 Absolute maximum ratings (electrical sensitivity) Based on three different tests (ESD, LU) using specific measurement methods, the device is stressed in order to determine its performance in terms of electrical sensitivity. Electrostatic discharge (ESD) Electrostatic discharges (a ...
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STM32F103x8, STM32F103xB 5.3.12 I/O current injection characteristics As a general rule, current injection to the I/O pins, due to external voltage below V above V (for standard, 3 V-capable I/O pins) should be avoided during normal product DD operation. However, ...
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Electrical characteristics 5.3.13 I/O port characteristics General input/output characteristics Unless otherwise specified, the parameters given in performed under the conditions summarized in compliant. Table 35. I/O static characteristics Symbol Parameter Standard IO input low level voltage V IL (1) IO ...
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STM32F103x8, STM32F103xB All I/Os are CMOS and TTL compliant (no software configuration required). Their characteristics cover more than the strict CMOS-technology or TTL parameters. The coverage of these requirements is shown in in Figure 27 and Figure 25. Standard I/O ...
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Electrical characteristics Figure 27 tolerant I/O input characteristics - CMOS port Figure 28 tolerant I/O input characteristics - TTL port 62/99 Doc ID 13587 Rev 13 STM32F103x8, STM32F103xB ...
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STM32F103x8, STM32F103xB Output driving current The GPIOs (general-purpose inputs/outputs) can sink or source up to ±8 mA, and sink or source up to ±20 mA (with a relaxed V In the user application, the number of I/O pins which can ...
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Electrical characteristics Input/output AC characteristics The definition and values of input/output AC characteristics are given in Table 37, respectively. Unless otherwise specified, the parameters given in performed under the ambient temperature and V in Table 9. Table 37. I/O AC ...
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STM32F103x8, STM32F103xB Figure 29. I/O AC characteristics definition Maximum frequency is achieved if (t 5.3.14 NRST pin characteristics The NRST pin input driver uses CMOS technology connected to a permanent pull-up resistor, R (see PU Unless otherwise specified, ...
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Electrical characteristics Figure 30. Recommended NRST pin protection External reset circuit 2. The reset network protects the device against parasitic resets. 3. The user must ensure that the level on the NRST pin can go below the V Table 38. ...
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STM32F103x8, STM32F103xB 5.3.16 Communications interfaces interface characteristics Unless otherwise specified, the parameters given in performed under the ambient temperature, f conditions summarized in The STM32F103xx performance line communication protocol with the following restrictions: ...
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Electrical characteristics 2 Figure 31 bus AC waveforms and measurement circuit I²C bus Start SDA t f(SDA) t h(STA) SCL t w(SCLH) 1. Measurement points are done at CMOS levels: 0.3V Table 41. SCL frequency ( ...
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STM32F103x8, STM32F103xB SPI interface characteristics Unless otherwise specified, the parameters given in performed under the ambient temperature, f conditions summarized in Refer to Section 5.3.12: I/O current injection characteristics input/output alternate function characteristics (NSS, SCK, MOSI, MISO). Table 42. SPI ...
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Electrical characteristics Figure 32. SPI timing diagram - slave mode and CPHA = 0 NSS input t SU(NSS) CPHA= 0 CPOL=0 t w(SCKH) CPHA w(SCKL) CPOL=1 t a(SO) MISO OUT su(SI) MOSI I NPUT Figure ...
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STM32F103x8, STM32F103xB Figure 34. SPI timing diagram - master mode High NSS input CPHA= 0 CPOL=0 CPHA= 0 CPOL=1 CPHA=1 CPOL=0 CPHA=1 CPOL=1 t su(MI) MISO INP UT MOSI OUTUT 1. Measurement points are done at CMOS levels: 0.3V USB ...
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Electrical characteristics Table 44. USB DC electrical characteristics Symbol Input levels V USB operating voltage DD (4) V Differential input sensitivity DI (4) V Differential common mode range CM (4) V Single ended receiver threshold SE Output levels V Static ...
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STM32F103x8, STM32F103xB 5.3.18 12-bit ADC characteristics Unless otherwise specified, the parameters given in performed under the ambient temperature, f conditions summarized in Note recommended to perform a calibration after each power-up. Table 46. ADC characteristics Symbol Parameter V ...
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Electrical characteristics Equation 1: R AIN < R ------------------------------------------------------------- - R AIN × ADC The formula above error below 1/4 of LSB. Here (from 12-bit resolution). Table 47. R AIN T (cycles) s 1.5 7.5 ...
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STM32F103x8, STM32F103xB Table 49. ADC accuracy Symbol ET Total unadjusted error EO Offset error EG Gain error ED Differential linearity error EL Integral linearity error 1. ADC DC accuracy values are measured after internal calibration. 2. Better performance could be ...
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Electrical characteristics Figure 37. Typical connection diagram using the ADC R AIN (1) V AIN 1. Refer to Table represents the capacitance of the PCB (dependent on soldering and PCB layout quality) plus the parasitic pad capacitance ...
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STM32F103x8, STM32F103xB Figure 39. Power supply and reference decoupling ( and V REF+ REF– 5.3.19 Temperature sensor characteristics Table 50. TS characteristics Symbol ( (1) Avg_Slope ( (2) t START (3)(2) T S_temp 1. ...
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Package characteristics 6 Package characteristics 6.1 Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status ...
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STM32F103x8, STM32F103xB Figure 40. VFQFPN36 mm, 0.5 mm pitch, package outline Seating plane Pin # 0.20 1. Drawing is not to scale. ...
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Package characteristics Figure 42. VFQFPN48 mm, 0.5 mm pitch, package (1) outline Seating Plane Bottom View D2 1. Drawing is not to scale. 2. All leads/pads should also be soldered ...
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STM32F103x8, STM32F103xB Figure 44. LFBGA100 - low profile fine pitch ball grid array package outline 1. Drawing is not to scale. Table 53. LFBGA100 - low profile fine pitch ball grid array ...
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Package characteristics Figure 45. Recommended PCB design rules (0.80/0.75 mm pitch BGA) Dpad 82/99 Dpad Dsm Solder paste – Non solder mask defined pads are recommended – mils screen print Dsm Doc ID 13587 Rev 13 STM32F103x8, ...
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STM32F103x8, STM32F103xB Figure 46. LQFP100 100-pin low-profile quad flat package outline 100 26 Pin identification e 1. Drawing is not to scale. 2. Dimensions are in ...
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Package characteristics Figure 48. LQFP64 mm, 64-pin low-profile quad flat package outline Drawing is not to scale. 2. Dimensions are in millimeters. Table 55. LQFP64 mm, 64-pin low-profile quad ...
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STM32F103x8, STM32F103xB Figure 50. TFBGA64 - active ball array mm, 0.5 mm pitch, package outline Seating plane 1. Drawing is not to scale. Table 56. TFBGA64 - active ball array, 5 ...
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Package characteristics Figure 51. Recommended PCB design rules for pads (0.5 mm pitch BGA) Dpad Dsm 1. Non solder mask defined (NSMD) pads are recommended mils solder paste screen printing process 86/99 Pitch D pad Dsm ...
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STM32F103x8, STM32F103xB Figure 52. LQFP48 mm, 48-pin low-profile quad flat package outline Seating plane ccc Pin 1 1 identification 1. Drawing is not to scale. ...
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Package characteristics 6.2 Thermal characteristics The maximum chip junction temperature (T Table 9: General operating conditions on page The maximum chip-junction temperature, T using the following equation: Where: max is the maximum ambient temperature in °C, ● Θ ...
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STM32F103x8, STM32F103xB 6.2.2 Selecting the product temperature range When ordering the microcontroller, the temperature range is specified in the ordering information scheme shown in Each temperature range suffix corresponds to a specific guaranteed ambient temperature at maximum dissipation and, to ...
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Package characteristics Using the values obtained in – For LQFP100, 46 °C 115 °C + (46 °C/W × 134 mW) = 115 °C + 6.2 °C = 121.2 °C Jmax This is within the range of the suffix ...
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STM32F103x8, STM32F103xB 7 Ordering information scheme Table 59. Ordering information scheme Example: Device family STM32 = ARM-based 32-bit microcontroller Product type F = general-purpose Device subfamily 103 = performance line Pin count pins pins ...
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Revision history 8 Revision history Table 60. Document revision history Date Revision 01-jun-2007 20-Jul-2007 92/99 1 Initial release. Flash memory size modified in BGA100 pins added to Table 5: Medium-density STM32F103xx pin definitions. Figure 3: STM32F103xx performance line LFBGA100 ballout ...
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STM32F103x8, STM32F103xB Table 60. Document revision history (continued) Date Revision 18-Oct-2007 STM32F103CBT6, STM32F103T6 and STM32F103T8 root part numbers added (see Table 2: STM32F103xx medium-density device features and peripheral counts) VFQFPN36 package added (see All packages are ECOPACK® compliant. Package mechanical ...
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Revision history Table 60. Document revision history (continued) Date Revision 22-Nov-2007 94/99 Document status promoted from preliminary data to datasheet. The STM32F103xx is USB certified. Small text changes. Power supply schemes on page 15 communication peripherals corrected for STM32F103Tx and ...
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STM32F103x8, STM32F103xB Table 60. Document revision history (continued) Date Revision 14-Mar-2008 21-Mar-2008 22-May-2008 Figure 2: Clock tree on page 12 Maximum T value given in J page 36. CRC feature added (see unit on page 9 and Figure 10: Memory ...
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Revision history Table 60. Document revision history (continued) Date Revision 21-Jul-2008 22-Sep-2008 96/99 Power supply supervisor operating conditions. Capacitance modified in Figure 13: Power supply scheme on page Table notes revised in Section 5: Electrical Table 16: Typical and maximum ...
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STM32F103x8, STM32F103xB Table 60. Document revision history (continued) Date Revision 23-Apr-2009 22-Sep-2009 03-Jun-2010 I/O information clarified on page Figure 3: STM32F103xx performance line LFBGA100 ballout Figure 10: Memory map added. PB4, PB13, PB14, PB15, PB3/TRACESWO moved from Default column to ...
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Revision history Table 60. Document revision history (continued) Date Revision 19-Apr-2011 98/99 Updated footnotes below and Table 7: Current characteristics on page 36 Updated tw min in Table 20: High-speed external user clock characteristics on page 49 13 Updated startup ...
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... STM32F103x8, STM32F103xB Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...