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STM32F401VB Dataheets PDF



Part Number STM32F401VB
Manufacturers STMicroelectronics
Logo STMicroelectronics
Description ARM Cortex-M4 32b MCU+FPU
Datasheet STM32F401VB DatasheetSTM32F401VB Datasheet (PDF)

STM32F401xB STM32F401xC ARM® Cortex®-M4 32b MCU+FPU, 105 DMIPS, 256KB Flash/64KB RAM, 11 TIMs, 1 ADC, 11 comm. interfaces Datasheet - production data Features • Core: ARM® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory, frequency up to 84 MHz, memory protection unit, 105 DMIPS/ 1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions • Memories – Up to 256 Kbytes of Flash memory – Up to 64 Kbytes of SRAM • Clock, .

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STM32F401xB STM32F401xC ARM® Cortex®-M4 32b MCU+FPU, 105 DMIPS, 256KB Flash/64KB RAM, 11 TIMs, 1 ADC, 11 comm. interfaces Datasheet - production data Features • Core: ARM® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory, frequency up to 84 MHz, memory protection unit, 105 DMIPS/ 1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions • Memories – Up to 256 Kbytes of Flash memory – Up to 64 Kbytes of SRAM • Clock, reset and supply management – 1.7 V (PDR OFF) or 1.8 V (PDR ON) to 3.6 V application supply and I/Os – POR, PDR, PVD and BOR – 4-to-26 MHz crystal oscillator – Internal 16 MHz factory-trimmed RC – 32 kHz oscillator for RTC with calibration – Internal 32 kHz RC with calibration • Power consumption – Run: 137 µA/MHz (peripheral off) – Stop (Flash in Stop mode, fast wakeup time): 42 µA typ @ 25 °C; 65 µA max @25 °C – Stop (Flash in Deep power down mode, slow wakeup time): down to 10 µA typ@ 25 °C; 28 µA max @25 °C – Standby: 2.4 µA @25 °C / 1.7 V without RTC; 12 µA @85 °C @1.7 V – VBAT supply for RTC: 1 µA @25 °C • 1×12-bit, 2.4 MSPS A/D converter: up to 16 channels • General-purpose DMA: 16-stream DMA controllers with FIFOs and burst support • Up to 11 timers: up to six 16-bit, two 32-bit timers up to 84 MHz, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input, two watchdog timers (independent and window) and a SysTick timer WLCSP49 (3 x 3 mm) UFQFPN48 (7 × 7 mm) LQFP100 (14 × 14 mm) LQFP64 (10 × 10 mm) )%*$ UFBGA100 (7 x 7 mm) • Debug mode – Serial wire debug (SWD) & JTAG interfaces – Cortex-M4 Embedded Trace Macrocell™ • Up to 81 I/O ports with interrupt capability – All IO ports 5 V tolerant – Up to 78 fast I/Os up to 42 MHz • Up to 11 communication interfaces – Up to 3 × I2C interfaces (1Mbit/s, SMBus/PMBus) – Up to 3 USARTs (2 x 10.5 Mbit/s, 1 x 5.25 Mbit/s), ISO 7816 interface, LIN, IrDA, modem control) – Up to 4 SPIs (up to 42 Mbits/s at fCPU = 84 MHz), SPI2 and SPI3 with muxed fullduplex I2S to achieve audio class accuracy via internal audio PLL or external clock – SDIO interface • Advanced connectivity – USB 2.0 full-speed device/host/OTG controller with on-chip PHY • CRC calculation unit • 96-bit unique ID • RTC: subsecond accuracy, hardware calendar Table 1. Device summary Reference Part number STM32F401xB STM32F401CB, STM32F401RB, STM32F401VB STM32F401xC STM32F401CC, STM32F401RC, STM32F401VC May 2014 This is information on a product in full production. DocID024738 Rev 4 1/134 www.st.com Contents Contents STM32F401xB STM32F401xC 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1 Compatibility with STM32F4 family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.1 ARM® Cortex®-M4 with FPU core with embedded Flash and SRAM . . . 15 3.2 Adaptive real-time memory accelerator (ART Accelerator™) . . . . . . . . . 15 3.3 Memory protection unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4 Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.5 CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . . 16 3.6 Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.7 Multi-AHB bus matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 DMA controller (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.9 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . . 17 3.10 External interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.11 Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.12 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.13 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.14 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.14.1 Internal reset ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.14.2 Internal reset OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.15 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 3.15.1 Regulator ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 3.15.2 Regulator OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


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