STMicroelectronics, 32bit ARM Cortex M3, STM32F1 Microcontroller, 72MHz, 128 kB Flash, 64-Pin LQFP

View all Microcontrollers
Bulk discount available

Subtotal 10 units (supplied in a tray)*

£48.80

(exc. VAT)

£58.60

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 379 unit(s) ready to ship
  • Plus 999,999,620 unit(s) shipping from 26 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
10 - 99£4.88
100 - 249£4.24
250 - 499£4.02
500 +£3.61

*price indicative

Packaging Options:
RS Stock No.:
402-251P
Mfr. Part No.:
STM32F103RBT6
Brand:
STMicroelectronics
Find similar products by selecting one or more attributes.
Select all

Brand

STMicroelectronics

Family Name

STM32F1

Package Type

LQFP

Mounting Type

Surface Mount

Pin Count

64

Device Core

ARM Cortex M3

Data Bus Width

32bit

Program Memory Size

128 kB

Maximum Frequency

72MHz

RAM Size

20 kB

USB Channels

1 x Device

Number of PWM Units

1 x 16 bit

Number of SPI Channels

2

Number of I2C Channels

2

Number of USART Channels

3

Number of UART Channels

0

Number of CAN Channels

1

Typical Operating Supply Voltage

2 → 3.6 V

Instruction Set Architecture

RISC

Program Memory Type

Flash

ADCs

16 x 12 bit

Length

10mm

Number of ADC Units

2

Maximum Operating Temperature

+85 °C

Minimum Operating Temperature

-40 °C

Maximum Number of Ethernet Channels

0

Dimensions

10 x 10 x 1.45mm

Height

1.45mm

Number of LIN Channels

0

Number of Ethernet Channels

0

Number of PCI Channels

0

Pulse Width Modulation

1 (16 bit) (Motor Control)

Width

10mm

STM32F103 Series Microcontrollers, STMicroelectronics


STMicroelectronics devices STM32F103 Cortex-M3 core with 72 MHz CPU speed and up to 1 MB of Flash. Comprising of motor control peripherals plus CAN and USB full speed interfaces. The STM32 series ARM Cortex-M3 32 bit Flash microcontroller operates low power, low voltage and combines great performance with real time capabilities. In a range of package types available for your embedded application. The MCU architecture has an easy to use STM32 platform and will work in applications including motor drives; PC and gaming; HVAC and Industrial applications.

32-bit RISC
Pin to pin software compatible
SRAM up to 96 Kb
Flash up to 1MB
Power Supply: 2 V to 3.6 V
Temperature ranges: -40 to +85 °C or -40 to +105 °C


STM32F1 Series 32-Bit ARM® Cortex®-M3 Microcontrollers, STMicroelectronics


The STM32 family of 32-bit Flash Microcontrollers is based on the breakthrough ARM Cortex™-M3 core - a core specifically developed for embedded applications. The STM32 family benefits from the Cortex™-M3 architectural enhancements including the Thumb-2 instruction set to deliver improved performance with better code density, significantly faster response to interrupts, all combined with industry leading power consumption.


Benefits
• Excellent real-time behaviour
• Oustanding power efficiency
• Superior and innovative peripherals
• Maximum integration
• Cross family pin-to-pin, peripheral and software compatibility