STM32F042C4T6

STM32F042C4T6

STM32F042C4U6 Active

Mainstream Arm Cortex-M0 USB line MCU with 16 Kbytes of Flash memory, 48 MHz CPU, USB, CAN and CEC functions
Supply Voltage Min Volt2.0
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M0
ECCN US3A991A2
ECCN EUNEC
Packing TypeTray
ROHS Compliance GradeEcopack2
GradeIndustrial
Package NameUFQFPN 48 7x7x0.55
Key Features
  • Core: ARM®32-bit Cortex®-M0 CPU, frequency up to 48 MHz
  • Memories
    • 16 to 32 Kbytes of Flash memory
    • 6 Kbytes of SRAM with HW parity
  • CRC calculation unit
  • Reset and power management
    • Digital and I/Os supply: VDD= 2 V to 3.6 V
    • Analog supply: VDDA= from VDDto 3.6 V
    • Selected I/Os: VDDIO2= 1.65 V to 3.6 V
    • Power-on/Power down reset (POR/PDR)
    • Programmable voltage detector (PVD)
    • Low power modes: Sleep, Stop, Standby
    • VBATsupply for RTC and backup registers
  • Clock management
    • 4 to 32 MHz crystal oscillator
    • 32 kHz oscillator for RTC with calibration
    • Internal 8 MHz RC with x6 PLL option
    • Internal 40 kHz RC oscillator
    • Internal 48 MHz oscillator with automatic trimming based on ext. synchronization
  • Up to 38 fast I/Os
    • All mappable on external interrupt vectors
    • Up to 24 I/Os with 5 V tolerant capability and 8 with independent supply VDDIO2
  • 5-channel DMA controller
  • One 12-bit, 1.0 μs ADC (up to 10 channels)
    • Conversion range: 0 to 3.6 V
    • Separate analog supply: 2.4 V to 3.6 V
  • Up to 14 capacitive sensing channels for touchkey, linear and rotary touch sensors
  • Calendar RTC with alarm and periodic wakeup from Stop/Standby
  • Nine timers
    • One 16-bit advanced-control timer for six channel PWM output
    • One 32-bit and four 16-bit timers, with up to four IC/OC, OCN, usable for IR control decoding
    • Independent and system watchdog timers
    • SysTick timer
  • Communication interfaces
    • One I2C interface supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus and wakeup
    • Two USARTs supporting master synchronous SPI and modem control, one with ISO7816 interface, LIN, IrDA,

The STM32F042x4/x6 microcontrollers incorporate the high-performance ARM®Cortex®-M0 32-bit RISC core operating at up to 48 MHz frequency, high-speed embedded memories (up to 32 Kbytes of Flash memory and 6 Kbytes of SRAM), and an extensive range of enhanced peripherals and I/Os. All devices offer standard communication interfaces (one I2C, two SPIs/one I2S, one HDMI CEC and two USARTs), one USB Full-speed device (crystal-less), one CAN, one 12-bit ADC, four 16-bit timers, one 32-bit timer and an advanced-control PWM timer.


The STM32F042x4/x6 microcontrollers operate in the -40 to +85 °C and -40 to +105 °C temperature ranges, from a 2.0 to 3.6 V power supply. A comprehensive set of power-saving modes allows the design of low-power applications.


The STM32F042x4/x6 microcontrollers include devices in seven different packages ranging from 20 pins to 48 pins with a die form also available upon request. Depending on the device chosen, different sets of peripherals are included.


These features make the STM32F042x4/x6 microcontrollers suitable for a wide range of applications such as 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.

In stock:
$2.56
Range Unit Price Savings
1 - 9$2.560%
10 - 99$2.1715%
100 - 499$1.7432%
500$1.5241%
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