主流系列

stm32资源

通用管脚数量

STM32F1

STM32F100 Value line – 24 MHz CPU with motor control and CEC functions
STM32F101 – 36 MHz CPU, up to 1 Mbyte of Flash
STM32F102 – 48 MHz CPU with USB FS
STM32F103 – 72 MHz, up to 1 Mbyte of Flash with motor control, USB and CAN
STM32F105/107 – 72 MHz CPU with Ethernet MAC, CAN and USB 2.0 OTG

STM32F3

STM32 F3 series of mixed-signal MCUs with DSP and FPU instructions

The STM32F301, STM32F302, STM32F303 general-purpose product lines ranging from a basic, cost-efficient peripheral set, up to more performance and analog functions able to manage up to triple FOC motor control,
The STM32F334 with high-resolution timer (217 picoseconds) and complex waveform builder plus event handler (HRTIM) for digital power conversion, such as digital switched-mode power supplies, lighting, welding, solar and wireless charging,
The STM32F373, with 16-bit sigma-delta ADC and
7 built-in gains for high-precision measurements in applications such as biometric sensors or smart metering,
The STM32F3x8 line, supporting 1.8 volt operation

‘新’STM32G0- Entry-level Arm Cortex-M0+ MCUs

‘新’STM32G4 - mixed-signal MCUs with DSP and FPU

高端系列

STM32F4XX series of high-performance MCUs with DSP and FPU instructions

• 高端系列
  STM32F460/479 Quad-SPI 接口 LCD-TFT控制器 MPI-DSI接口
  STM32F429/439 LCD-TFT控制器
  STM32F427/437 串行音频接口
• 基础系列
  STM32F446 – 180 MHz/225 DMIPS, up to 512 Kbytes of Flash memory with dual Quad-SPI and SDRAM interfaces
  STM32F407/417 – 168 MHz CPU/210 DMIPS, up to 1 Mbyte of Flash memory adding Ethernet MAC and camera interface
  STM32F405/415 – 168 MHz CPU/210 DMIPS, up to 1 Mbyte of Flash memory with advanced connectivity and encryption
• 入门系列
  STM32F401 – Less than 3 x 3mm with USB 2.0FS OTG and SDIO interfaces
  100 MHz CPU/125 DMIPS, outstanding power efficiency (Dynamic Efficiency™) and Batch Acquisition Mode (BAM), a new smart DMA-optimizing power consumption for data batching
  STM32F410 – New milestone in outstanding power efficiency (89 µA/MHz and 6 µA in Stop mode), true random number generator, low-power timer, and DAC.
  STM32F411 – High RAM density and enhanced peripheral set such as USB 2.0FS OTG and up to 5 SPI interfaces.
  STM32F412 – High RAM and Flash memory density, USB interface, and enhanced peripheral set including a flexible external static memory controller with up to 16-bit data bus for LCD and external memory control, dual-mode Quad-SPI, CAN, DFSDM, and TRNG.
  STM32F413/F423 – Extends STM32F412 features with higher RAM and Flash memory density and an enhanced peripheral set including 10 UARTs, 3 CANs, SAI interface, a low-power timer, 2 DACs, 2 DFSDM with up to 6 filters. The STM32F423 includes AES encryption.

关于串口 --U(S)ART

STM32F427/9 ： 4+4
STM32F103/7 ： 3+2

参考：
stm32f4系列介绍