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STM32F103CBT6 ARM Microcontroller

Name: STM32F103CBT6 ARM Microcontroller
Brand: RKSEMITRONICS INDIA PRIVATE LIMITED
Price: 105 INR
Availability: InStock

Price 105 INR/ Piece

Get a Price/Quote

MOQ : 50 Pieces

STM32F103CBT6 ARM Microcontroller Specification

Input
Digital Input/Output

Features
Cortex-M3 core, up to 128KB Flash, 20KB RAM, rich interfaces, multiple timers, watchdog, low power modes

Output
Digital Output

Processor Speed
72 MHz max CPU clock

Response Time
Instantaneous, dependent on code execution and configuration

Usage
Embedded system control, industrial automation, consumer electronics, robotics

Interface
USART, SPI, I2C, CAN, USB, GPIO

Sensors Specification
Supports external sensors via ADC/I2C/SPI interfaces

Components
Core, Flash, RAM, Peripherals, Timers, ADC, I/O Ports

Power Source
External DC through VDD pins

Resolution
12-bit ADC resolution

Operating Temperature
-40C to +85C

Charging Voltage
N/A (not a rechargeable device)

IP Rating
Not rated (IC only)

Thermal Conductivity
Standard for IC packages

Power Supply
3.3V DC

Product Type
ARM Microcontroller (MCU)

Application
Automotive, Industrial, Consumer Electronics, Communication

Rated Voltage
3.3V

Supply Voltage
2.0V to 3.6V

Size
LQFP-48 Package

Dimension (L*W*H)
7 mm x 7 mm x 1.4 mm (typical for LQFP-48)

Function
ARM Cortex-M3 32-bit RISC core microcontroller

Color
Black (chip with white marking)

Weight
Approx 0.5 g

Capacity
128 KB Flash, 20 KB RAM

Thickness
Standard IC thickness

Current Rating
Typical 34 mA at 72 MHz

Frequency
Up to 72 MHz

CAN Bus
Up to 1 Mbps supported

Security
Read/Write protection, watchdog

DMA Channels
7-channel DMA controller

Programming Interface
JTAG/SWD, Serial Bootloader

Timer Units
3 x 16-bit, 1 x 16-bit advanced control, 2 x watchdog, 1 x SysTick

Clock System
Internal RC 8 MHz, external crystal up to 25 MHz

USB Specification
Full-Speed (12 Mbps)

Low Power Modes
Sleep, Stop, Standby modes

Flash Memory
128 KB in-system programmable

I/O Pins
up to 37 GPIOs

Operating Voltage Range
2.0V to 3.6V

SRAM
20 KB

ADC Channels
2 x 12-bit ADC with up to 10 channels

Package Type
LQFP-48 (Quad Flat Package)

EEPROM
None (emulation via Flash possible)

STM32F103CBT6 ARM Microcontroller Trade Information

Minimum Order Quantity
50 Pieces

Supply Ability
2 Pieces Per Week

Delivery Time
2 Week

Main Domestic Market
All India

About STM32F103CBT6 ARM Microcontroller

Manufacturer: STMicroelectronics Product Category: ARM Microcontrollers - MCU RoHS: Details Series: STM32F103CB Mounting Style: SMD/SMT Package/Case: LQFP-48 Core: ARM Cortex M3 Program Memory Size: 128 kB Data Bus Width: 32 bit ADC Resolution: 12 bit Maximum Clock Frequency: 72 MHz Number of I/Os: 37 I/O Data RAM Size: 20 kB Supply Voltage - Min: 2 V Supply Voltage - Max: 3.6 V Minimum Operating Temperature: - 40 C Maximum Operating Temperature: + 85 C Packaging: Tray Brand: STMicroelectronics Data RAM Type: SRAM Height: 1.4 mm Interface Type: CAN, I2C, SPI, USART, USB Length: 7 mm Moisture Sensitive: Yes Number of ADC Channels: 10 Channel Number of Timers/Counters: 4 Timer Processor Series: ARM Cortex M Product: MCUs Product Type: ARM Microcontrollers - MCU Program Memory Type: Flash 1500 Subcategory: Microcontrollers - MCU Tradename: STM32 Width: 7 mm Unit Weight: 181.700 mg

Versatile Connectivity and Peripheral support

The STM32F103CBT6 offers a wide range of interfaces, including USB Full-Speed, CAN bus, SPI, I2C, and USART, making it highly adaptable for communication-intensive embedded system applications. Its support for multiple analog and digital inputs, along with up to 37 GPIOs, ensures comprehensive peripheral integration and flexible system design.

High-Performance ARM Cortex-M3 Core

Operating up to 72 MHz, the ARM Cortex-M3 core delivers fast processing and instant response for control-centric tasks. The architecture supports efficient code execution, robust interrupt handling, and low-latency real-time performance, ideal for industrial automation and consumer electronics.

Efficient Memory and DMA Management

With 128 KB Flash and 20 KB SRAM, the STM32F103CBT6 offers ample space for complex applications and in-system programming. Its 7-channel DMA controller enhances data transfer efficiency between peripherals and memory, freeing up CPU time for core application tasks and boosting overall throughput.

FAQ's of STM32F103CBT6 ARM Microcontroller:

Q: How can I program and debug the STM32F103CBT6 microcontroller?

A: The STM32F103CBT6 supports programming and debugging via JTAG or SWD interfaces. It also includes a serial bootloader for firmware updates. Development tools like ST-LINK, SEGGER J-Link, or compatible programmers are commonly used, and ST's development environment (STM32CubeIDE) simplifies code upload and debugging tasks.

Q: What are the main benefits of using the STM32F103CBT6 in embedded systems?

A: Main benefits include a powerful 72 MHz ARM Cortex-M3 core, rich connectivity (USB, CAN, USART, SPI, I2C), dual 12-bit ADCs for sensor interfacing, and robust security with read/write protection and watchdog. Its low power modes and compact LQFP-48 package make it ideal for space and power-constrained applications.

Q: When should I use the STM32F103CBT6's DMA controller?

A: The 7-channel DMA controller is best used when you need efficient, CPU-offloaded data transfers between peripherals (like ADC, USART, SPI) and memory. It is especially beneficial in applications requiring high-speed data acquisition, processing, or communication without burdening the processor.

Q: Where is the STM32F103CBT6 typically applied?

A: This microcontroller is widely used in automotive systems, industrial automation, robotics, consumer electronics, and communication devices. Its versatility and robust feature set support complex control tasks across many sectors requiring reliability and performance.

Q: What process is involved in enabling analog signal measurement on this device?

A: To measure analog signals, configure one of the two 12-bit ADC modules (each with up to 10 input channels) via the microcontroller's software interface. Select the input channel, set sampling parameters, start conversion, and retrieve results digitally for further processing or decision-making.

Q: How does the STM32F103CBT6 handle low power operation?

A: The device offers multiple low power modes, including Sleep, Stop, and Standby. Developers can select and configure these modes via firmware to conserve energy, especially in battery-powered or always-on applications, significantly increasing system efficiency.

Q: What advantage does the CAN bus interface provide on this microcontroller?

A: The integrated CAN interface, supporting up to 1 Mbps, allows reliable, real-time communication across distributed systems such as automotive networks or industrial controllers. It facilitates robust multi-device connectivity with fault tolerance and deterministic data transfer.

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