The STM32F103RET6 from the STM32F103xC, STM32F103xD, and STM32F103xE performance line family includes a high-performance ARM Cortex -M3 32-bit RISC core operating at 72 MHz, high-speed embedded memories (Flash memory up to 512 Kbytes and SRAM up to 64 Kbytes), and a wide range of enhanced I/Os and peripherals connected to two APB buses. All devices have three 12-bit ADCs, four general-purpose 16-bit timers, and two PWM timers, as well as standard and sophisticated communication interfaces, including up to two I2Cs, three SPIs, and two I2Ss, one SDIO, five USARTs, a USB, and a CAN.

• Core: ARM? 32-bit Cortex? -M3 CPU

  
  

• 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access

  
  

• Single-cycle multiplication and hardware division

  
  

• Memories

  
  

• 256 to 512 Kbytes of Flash memory

  
  

• up to 64 Kbytes of SRAM

  
  

• Flexible static memory controller with 4 Chip Select. Supports Compact Flash, SRAM, PSRAM, NOR and NAND memories

  
  

• LCD parallel interface, 8080/6800 modes

  
  

• Clock, reset and supply management

  
  

• 2.0 to 3.6 V application supply and I/Os

  
  

• POR, PDR, and programmable voltage detector (PVD)

  
  

• 4-to-16 MHz crystal oscillator

  
  

• Internal 8 MHz factory-trimmed RC

  
  

• Internal 40 kHz RC with calibration

  
  

• 32 kHz oscillator for RTC with calibration

  
  

• Low power

  
  

• Sleep, Stop and Standby modes

  
  

• VBATsupply for RTC and backup registers

  
  

• 3 × 12-bit, 1 μs A/D converters (up to 21 channels)

  
  

• Conversion range: 0 to 3.6 V

  
  

• Triple-sample and hold capability

  
  

• Temperature sensor

  
  

• 2 × 12-bit D/A converters

  
  

• DMA: 12-channel DMA controller

  
  

• Supported peripherals: timers, ADCs, DAC, SDIO, I2Ss, SPIs, I2Cs and USARTs

  
  

• Debug mode

  
  

• Serial wire debug (SWD) & JTAG interfaces

  
  

• Cortex? -M3 Embedded Trace Macrocell?

  
  

• Up to 112 fast I/O ports

  
  

• 51/80/112 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant

  
  

• Up to 11 timers

  
  

• Up to four 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input

  
  

• 2 × 16-bit motor control PWM timers with dead-time generation and emergency stop

  
  

• 2 × watchdog timers (Independent and Window)

  
  

• SysTick timer: a 24-bit down counter

  
  

• 2 × 16-bit basic timers to drive the DAC

  
  

• Up to 13 communication interfaces

  
  

• Up to 2 × I2C interfaces (SMBus/PMBus)

  
  

• Up to 5 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)

  
  

• Up to 3 SPIs (18 Mbit/s), 2 with I2S interface multiplexed

  
  

• CAN interface (2.0B Active)

  
  

• USB 2.0 full speed interface

  
  

• SDIO interface

  
  

• CRC calculation unit, 96-bit unique ID

  
  

• ECOPACK? packages

  
  

  
  

  
  

  STM32F103RET6 Applications

  
  

  • Industrial, automotive and other high-end applications

    
    

    
    

    Lifecycle Status	ACTIVE (Last Updated: 7 months ago)
    Factory Lead Time	10 Weeks
    Mounting Type	Surface Mount
    Package / Case	64-LQFP
    Surface Mount	YES
    Number of Pins	64
    Operating Temperature	-40°C~85°C TA
    Packaging	Tray
    Series	STM32F1
    JESD-609 Code	e4
    Part Status	Active
    Moisture Sensitivity Level (MSL)	3 (168 Hours)
    Number of Terminations	64
    Termination	SMD/SMT
    Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
    Max Power Dissipation	444mW
    Terminal Position	QUAD
    Terminal Form	GULL WING
    Supply Voltage	3.3V
    Terminal Pitch	0.5mm
    Frequency	72MHz
    Base Part Number	STM32F103
    Pin Count	64
    Supply Voltage-Min (Vsup)	2V
    Interface	CAN, I2C, I2S, IrDA, LIN, SDIO, SPI, UART, USART, USB
    Memory Size	512kB
    Oscillator Type	Internal
    Number of I/O	51
    RAM Size	64K x 8
    Voltage - Supply (Vcc/Vdd)	2V~3.6V
    uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC
    Number of Bits	32
    Core Processor	ARM® Cortex®-M3
    Peripherals	DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT
    Program Memory Type	FLASH
    Core Size	32-Bit
    Program Memory Size	512KB 512K x 8
    Connectivity	CANbus, I2C, IrDA, LINbus, SPI, UART/USART, USB
    Supply Current-Max	70mA
    Bit Size	32
    Data Converter	A/D 16x12b; D/A 2x12b
    Watchdog Timer	Yes
    Has ADC	YES
    DMA Channels	YES
    Data Bus Width	32b
    PWM Channels	YES
    Number of Timers/Counters	8
    Density	4 Mb
    Core Architecture	ARM
    Number of ADC Channels	16
    Number of I2C Channels	2
    Number of SPI Channels	3
    Height	1.45mm
    Length	10mm
    Width	10.2mm
    REACH SVHC	No SVHC
    Radiation Hardening	No
    RoHS Status	ROHS3 Compliant
    Lead Free	Lead Free