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STM32F102R4T6A

Mainstream USB Access line, Arm Cortex-M3 MCU with 16 Kbytes of Flash memory, 48 MHz CPU, USB, FS

Supply Voltage Min Volt2.0
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M3
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 64 10x10x1.4 mm

The STM32F102xx medium-density USB access line incorporates the high-performance Arm® Cortex®-M3 32-bit RISC core operating at a 48 MHz frequency, high-speed embedded memories (Flash memory of 16 or 32 Kbytes and SRAM of 4 or 6 Kbytes), and an extensive range of enhanced peripherals and I/Os...
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Key features
  • Core: Arm® 32-bit Cortex®-M3 CPU
    • 48 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 WS memory access
    • Single-cycle multiplication and hardware division
  • Memories
    • 16 or 32 Kbytes of Flash memory
    • 4 or 6 Kbytes of SRAM
  • 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
    • PLL for CPU clock
    • 32 kHz oscillator for RTC with calibration
  • Low power
    • Sleep, Stop and Standby modes
    • VBAT supply for RTC and backup registers
  • Debug mode
    • Serial wire debug (SWD) and JTAG interfaces
  • DMA
    • 7-channel DMA controller
    • Peripherals supported: timers, ADC, SPIs, I2Cs and USARTs
  • 1 × 12-bit, 1.2 µs A/D converter (up to 16 channels)
    • Conversion range: 0 to 3.6 V
    • Temperature sensor
  • Up to 51 fast I/O ports
    • 37/51 I/Os all mappable on 16 external interrupt vectors and almost all 5 V-tolerant
  • Up to five timers
    • Two 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter
    • 2 watchdog timers (Independent and Window)
    • SysTick timer: 24-bit downcounter
  • Up to five communication interfaces
    • One I2C interface (SMBus/PMBus)
    • Two USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
    • One SPI (12 Mbit/s)
    • One USB 2.0 full speed interface
  • CRC calculation unit, 96-bit unique ID
  • ECOPACK packages
In stock
Quantity $ per unit Savings
1-9$5.470%
10-99$4.6515%
100-249$4.0326%
250-959$3.9129%
960-2879$3.3239%
2880-10000$3.2141%
Contact sales
$5.47
$5.47
Supply Voltage Min Volt2.0
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M3
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 64 10x10x1.4 mm

The STM32F102xx medium-density USB access line incorporates the high-performance Arm® Cortex®-M3 32-bit RISC core operating at a 48 MHz frequency, high-speed embedded memories (Flash memory of 16 or 32 Kbytes and SRAM of 4 or 6 Kbytes), and an extensive range of enhanced peripherals and I/Os...
Read More

Key features
  • Core: Arm® 32-bit Cortex®-M3 CPU
    • 48 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 WS memory access
    • Single-cycle multiplication and hardware division
  • Memories
    • 16 or 32 Kbytes of Flash memory
    • 4 or 6 Kbytes of SRAM
  • 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
    • PLL for CPU clock
    • 32 kHz oscillator for RTC with calibration
  • Low power
    • Sleep, Stop and Standby modes
    • VBAT supply for RTC and backup registers
  • Debug mode
    • Serial wire debug (SWD) and JTAG interfaces
  • DMA
    • 7-channel DMA controller
    • Peripherals supported: timers, ADC, SPIs, I2Cs and USARTs
  • 1 × 12-bit, 1.2 µs A/D converter (up to 16 channels)
    • Conversion range: 0 to 3.6 V
    • Temperature sensor
  • Up to 51 fast I/O ports
    • 37/51 I/Os all mappable on 16 external interrupt vectors and almost all 5 V-tolerant
  • Up to five timers
    • Two 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter
    • 2 watchdog timers (Independent and Window)
    • SysTick timer: 24-bit downcounter
  • Up to five communication interfaces
    • One I2C interface (SMBus/PMBus)
    • Two USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
    • One SPI (12 Mbit/s)
    • One USB 2.0 full speed interface
  • CRC calculation unit, 96-bit unique ID
  • ECOPACK packages