STM32C011J4M6

Product Overview

The STM32C011J4M6 is a cost-effective 32-bit microcontroller from STMicroelectronics based on the Arm Cortex-M0+ core operating at up to 48 MHz.

The device integrates 16KB Flash memory and 6KB SRAM, together with a 12-bit ADC, DMA controller, timers, RTC, two USART interfaces, I²C, SPI/I²S and flexible 5V-tolerant I/Os.

With a 2.0V to 3.6V supply range and an industrial operating temperature range of -40°C to +85°C, the STM32C011J4M6 is designed for cost-sensitive embedded applications, consumer electronics, appliances, industrial control and IoT devices.

Key Features

• Arm Cortex-M0+ 32-bit RISC core

• CPU frequency up to 48 MHz

• 16KB Flash memory

• 6KB SRAM with hardware parity checking

• Memory Protection Unit (MPU)

• 3-channel DMA controller

• 12-bit ADC

• ADC conversion time down to 0.4 µs

• Up to 13 external ADC channels at family level

• One I²C interface

• Two USART interfaces

• One SPI interface

• I²S support through SPI

• Up to 18 fast I/Os at family level

• 5V-tolerant I/Os

• Advanced-control PWM timer

• Four 16-bit general-purpose timers

• Two watchdog timers

• SysTick timer

• RTC calendar and alarm

• CRC calculation unit

• Internal 48MHz RC oscillator

• Sleep, Stop, Standby and Shutdown modes

• Serial Wire Debug (SWD)

• SESIP3 and PSA Level 3 target certification

• 2.0V to 3.6V supply voltage

• -40°C to +85°C operating temperature

• SO-8 package

• Tube packaging

• ECOPACK2 compliant

Technical Specifications

The exact STM32C011J4M6 is the 16KB Flash SO-8 variant of the STM32C011J4 family. ST's current online store identifies the package as SO-8 and the packing type as Tube.

Processor & Architecture

The STM32C011J4M6 uses an Arm Cortex-M0+ 32-bit RISC processor with a maximum operating frequency of 48 MHz.

The MCU includes a Memory Protection Unit (MPU), providing a compact and efficient 32-bit processing platform for applications traditionally served by 8-bit or 16-bit microcontrollers.

The STM32C0 architecture is designed to provide a cost-effective migration path to the STM32 ecosystem while maintaining a small package footprint.

Memory & Storage

The STM32C011J4M6 provides:

• 16KB embedded Flash program memory

• 6KB SRAM

• Hardware SRAM parity checking

• Flash read and write protection

• Proprietary code protection

• Securable memory area

• Memory Protection Unit

The 16KB Flash and 6KB SRAM configuration is optimized for compact firmware applications and cost-sensitive embedded designs.

Analog Peripherals

The STM32C011J4M6 integrates a 12-bit SAR ADC.

Key ADC characteristics include:

• 12-bit resolution

• Conversion time down to 0.4 µs

• Up to 13 external channels at family level

• Conversion range from 0V to 3.6V

• Hardware oversampling support

The ADC allows the MCU to directly interface with sensors, control signals, voltage-monitoring circuits and other analog sources.

Timer & PWM Resources

The STM32C011J4M6 provides several timer resources for timing, PWM and control applications.

Resources include:

• Advanced-control 16-bit PWM timer

• Four 16-bit general-purpose timers

• Two watchdog timers

• SysTick timer

• RTC calendar and alarm

The advanced-control PWM timer can be used for general-purpose PWM generation and embedded control applications.

Communication & Connectivity

The STM32C011J4M6 provides multiple serial communication interfaces:

• 1 × I²C

• 2 × USART

• 1 × SPI

• I²S support through the SPI interface

The I²C interface supports Fast-mode Plus up to 1 Mbit/s, with SMBus/PMBus support and wake-up from Stop mode.

The USART interfaces provide features including synchronous SPI operation, while one USART supports additional functions such as ISO7816, LIN and IrDA depending on configuration.

Clock & Power Management

The STM32C011J4M6 includes flexible internal and external clock sources:

• 4MHz to 48MHz crystal oscillator

• 32kHz crystal oscillator with calibration

• Internal 48MHz RC oscillator with approximately ±1% accuracy

• Internal 32kHz RC oscillator

• PLL clock generation

The internal 48MHz oscillator can help reduce external component requirements and simplify low-cost PCB designs.

Low-Power Operation

The STM32C011J4M6 supports multiple low-power modes:

• Sleep

• Stop

• Standby

• Shutdown

The RTC can continue operating during suitable low-power conditions and provides calendar and alarm functionality.

These power-saving modes make the MCU suitable for battery-powered equipment, smart sensors, appliances and IoT devices.

Power Management

The device operates from a 2.0V to 3.6V supply voltage.

Power-management features include:

• Power-on reset (POR)

• Power-down reset (PDR)

• Programmable brownout reset (BOR)

• Low-power operating modes

• RTC backup functionality

• Internal clock sources

The wide supply range allows integration into many low-voltage embedded systems.

Security & Data Integrity

The STM32C011J4M6 incorporates several hardware features for system reliability and firmware protection:

• Flash read protection

• Flash write protection

• Proprietary code protection

• Securable memory area

• SRAM hardware parity checking

• CRC calculation unit

• Memory Protection Unit

• SESIP3 and PSA Level 3 target certification

These functions help improve firmware integrity and system reliability in embedded applications.

Development & Debugging

The STM32C011J4M6 supports Serial Wire Debug (SWD) for firmware programming and debugging.

As a member of the STM32C0 family, the device benefits from the broader STM32 development ecosystem, including STM32 development tools, software libraries, programming tools and debugging solutions.

Applications

The STM32C011J4M6 is suitable for a wide range of cost-sensitive embedded applications, including:

• Consumer electronics

• Home appliances

• Industrial control

• Smart sensors

• IoT devices

• Small motor-control systems

• Battery-powered devices

• User interfaces

• LED and lighting control

• Power management

• General-purpose embedded controllers

Its combination of a 48MHz Cortex-M0+ core, integrated ADC, timers and serial interfaces makes it suitable for replacing traditional 8-bit and 16-bit MCUs in many applications.

Benefits

• Low-cost 32-bit MCU solution

• 48MHz Cortex-M0+ processing performance

• 16KB Flash memory

• 6KB SRAM

• Integrated 12-bit ADC

• 2 USART interfaces

• I²C and SPI connectivity

• Multiple timers and PWM resources

• 5V-tolerant I/O

• Low-power operating modes

• Extremely compact SO-8 package

• Industrial -40°C to +85°C temperature range

• STM32 development ecosystem

• Suitable for high-volume cost-sensitive designs

Packaging & Ordering Information

• Part Number: STM32C011J4M6

• Manufacturer: STMicroelectronics

• Device Family: STM32C0

• Device Series: STM32C011J4

• Core: Arm Cortex-M0+

• Maximum Frequency: 48MHz

• Flash Memory: 16KB

• SRAM: 6KB

• Package: SO-8

• Packing Type: Tube

• Supply Voltage: 2.0V to 3.6V

• Operating Temperature: -40°C to +85°C

• Product Grade: Industrial

• RoHS: ECOPACK2

• Product Status: Active

ST's current product page identifies STM32C011J4M6 as an active industrial-grade SO-8 device with -40°C to +85°C operation, while the ST Online Store specifies Tube packing.

Datasheet

For complete electrical characteristics, pin configuration, memory architecture, ADC specifications, timer configuration, communication interfaces, absolute maximum ratings, and application information, please refer to the official STMicroelectronics documentation.

Datasheet: Official STM32C011J4M6 Datasheet

Frequently Asked Questions

What is the STM32C011J4M6?

The STM32C011J4M6 is a 32-bit STMicroelectronics microcontroller based on the Arm Cortex-M0+ core, operating at up to 48 MHz.

How much Flash memory does STM32C011J4M6 have?

It provides 16KB of embedded Flash memory.

How much SRAM does STM32C011J4M6 have?

The device provides 6KB of SRAM with hardware parity checking.

What package does STM32C011J4M6 use?

The exact STM32C011J4M6 uses an 8-pin SO-8 package.

What is the operating voltage?

The operating supply voltage is 2.0V to 3.6V.

What is the operating temperature range?

The exact M6 industrial-grade part is specified from -40°C to +85°C.

Does STM32C011J4M6 have an ADC?

Yes. It includes a 12-bit ADC, with the STM32C011 family supporting up to 13 external ADC channels and conversion times down to 0.4 µs.

Does STM32C011J4M6 support I²C and SPI?

Yes. The STM32C011J4 family provides one I²C interface and one SPI/I²S interface, plus two USART interfaces that can also provide synchronous SPI functionality.

Is STM32C011J4M6 suitable for low-cost applications?

Yes. ST positions the STM32C0 family as its cost-focused 32-bit MCU family, specifically targeting applications traditionally served by 8-bit and 16-bit microcontrollers.

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