Overview
The STM32F042G4U6TR microcontroller, produced by STMicroelectronics, is part of the STM32F042x4/x6 series. It incorporates the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. This device features high-speed embedded memories, including up to 32 Kbytes of Flash memory and 6 Kbytes of SRAM, along with an extensive range of enhanced peripherals and I/Os. The microcontroller is designed to operate in a wide temperature range of -40 to +85 °C and is powered by a 2.0 to 3.6 V supply. It includes various power-saving modes, making it suitable for low-power applications.
Key Specifications
| Specification | Details |
|---|---|
| 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 | 2.0 to 3.6 V (VDD), 1.65 to 3.6 V (VDDIO2) |
| Temperature Range | -40 to +85 °C, -40 to +105 °C |
| ADC | One 12-bit, 1.0 μs ADC (up to 10 channels) |
| Timers | Nine timers: one 32-bit, four 16-bit, one 16-bit advanced-control timer |
| Communication Interfaces | One I2C, two SPIs, two USARTs, one CAN, one USB 2.0 full-speed, one HDMI CEC |
| Package | UFQFPN28 4x4x0.6 P0.5 NO EXP PAD |
| Low Power Modes | Sleep, Stop, Standby |
| RTC | Calendar RTC with alarm and periodic wakeup from Stop/Standby |
| DMA Controller | 5-channel DMA controller |
| I/Os | Up to 38 fast I/Os, up to 24 I/Os with 5 V tolerant capability |
Key Features
- High-performance ARM® 32-bit Cortex®-M0 CPU with up to 48 MHz frequency
- High-speed embedded memories: up to 32 Kbytes of Flash memory and 6 Kbytes of SRAM
- Extensive range of enhanced peripherals and I/Os
- Standard communication interfaces: I2C, SPI, USART, CAN, USB 2.0 full-speed, HDMI CEC
- Advanced-control PWM timer and multiple other timers
- Low power modes: Sleep, Stop, Standby
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- 5-channel DMA controller
- Up to 14 capacitive sensing channels for touchkey, linear, and rotary touch sensors
- 96-bit unique ID
- All packages are ECOPACK®2 compliant
Applications
The STM32F042G4U6TR microcontroller is suitable for 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 STM32F042G4U6TR microcontroller?
The core is an ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz.
- How much Flash and SRAM memory does the STM32F042G4U6TR have?
It has 16 to 32 Kbytes of Flash memory and 6 Kbytes of SRAM with HW parity.
- What is the operating temperature range of the STM32F042G4U6TR?
The operating temperature range is -40 to +85 °C and -40 to +105 °C.
- What communication interfaces are available on the STM32F042G4U6TR?
The device includes one I2C, two SPIs, two USARTs, one CAN, one USB 2.0 full-speed, and one HDMI CEC interface.
- Does the STM32F042G4U6TR support low power modes?
- What type of timers are available on the STM32F042G4U6TR?
The device includes nine timers: one 32-bit, four 16-bit, and one 16-bit advanced-control timer.
- Is the STM32F042G4U6TR package RoHS compliant?
- What is the package type of the STM32F042G4U6TR?
The package type is UFQFPN28 4x4x0.6 P0.5 NO EXP PAD.
- Does the STM32F042G4U6TR have a DMA controller?
- What is the purpose of the capacitive sensing channels on the STM32F042G4U6TR?
The capacitive sensing channels are for touchkey, linear, and rotary touch sensors.
