Overview
The STM32F042C6T7 is a member of the STM32F042x4/x6 family of microcontrollers from STMicroelectronics. This device is built around the high-performance ARM® 32-bit Cortex®-M0 CPU, which operates at a frequency of up to 48 MHz. The microcontroller is designed to offer high-speed embedded memories, including up to 32 Kbytes of Flash memory and 6 Kbytes of SRAM with hardware parity. It also features a comprehensive set of peripherals and I/Os, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Memories | 16 to 32 Kbytes of Flash memory, 6 Kbytes of SRAM with HW parity |
| Supply Voltage | Digital and I/Os supply: VDD = 2 V to 3.6 V, Analog supply: VDDA = from VDD to 3.6 V |
| Operating Temperature | -40 to +105 °C |
| Clock Management | 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC, Internal 8 MHz RC with x6 PLL option, Internal 40 kHz RC oscillator, Internal 48 MHz oscillator |
| I/Os | Up to 38 fast I/Os, up to 24 I/Os with 5 V tolerant capability and 8 with independent supply VDDIO2 |
| ADC | One 12-bit ADC (up to 10 channels) |
| Timers | Four 16-bit timers, one 32-bit timer, one 16-bit advanced-control timer for six channel PWM output |
| Communication Interfaces | One I2C, two SPIs/one I2S, two USARTs, one USB Full-speed device (crystal-less), one CAN |
| Package | LQFP 48 7x7x1.4 mm |
Key Features
- CRC calculation unit
- Reset and power management: Power-on/Power down reset (POR/PDR), Programmable voltage detector (PVD), Low power modes: Sleep, Stop, Standby
- VBAT supply for RTC and backup registers
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- Independent and system watchdog timers, SysTick timer
- Serial wire debug (SWD), 96-bit unique ID
- Capacitive sensing: Up to 14 capacitive sensing channels for touchkey, linear and rotary touch sensors
- Communication interfaces: I2C, SPI, USART, USB 2.0 Full-speed, CAN
Applications
The STM32F042C6T7 is versatile and can be used in a wide range of applications, including:
- Application control and user interfaces
- Hand-held equipment
- A/V receivers and digital TV
- PC peripherals, gaming and GPS platforms
- Industrial applications, PLCs, inverters, printers, scanners
- Alarm systems, video intercoms, and HVACs
Q & A
- What is the core of the STM32F042C6T7 microcontroller?
The core is the ARM® 32-bit Cortex®-M0 CPU, operating at up to 48 MHz.
- How much Flash and SRAM memory does the STM32F042C6T7 have?
It has up to 32 Kbytes of Flash memory and 6 Kbytes of SRAM with hardware parity.
- What is the operating temperature range of the STM32F042C6T7?
The operating temperature range is -40 to +105 °C.
- What types of timers are available on the STM32F042C6T7?
It includes four 16-bit timers, one 32-bit timer, and one 16-bit advanced-control timer for six channel PWM output.
- Does the STM32F042C6T7 support USB?
Yes, it supports a USB 2.0 Full-speed device (crystal-less).
- What communication interfaces are available on the STM32F042C6T7?
It includes one I2C, two SPIs/one I2S, two USARTs, and one CAN interface.
- What is the package type of the STM32F042C6T7?
The package type is LQFP 48 7x7x1.4 mm.
- Does the STM32F042C6T7 support capacitive sensing?
Yes, it supports up to 14 capacitive sensing channels for touchkey, linear and rotary touch sensors.
- What are the power-saving modes available on the STM32F042C6T7?
The device features low power modes including Sleep, Stop, and Standby.
- Is the STM32F042C6T7 RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 grade.
