STM32F051C6

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Education

Mainstream Arm Cortex-M0 Access line MCU with 32 Kbytes of Flash memory, 48 MHz CPU, motor control and CEC functions

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Product overview

Description

The STM32F051xx 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 64 Kbytes of Flash memory and 8 Kbytes of SRAM), and an extensive range of enhanced peripherals and I/Os. All devices offer standard communication interfaces (up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC and up to two USARTs), one 12-bit ADC, one 12-bit DAC, six 16-bit timers, one 32-bit timer and an advanced-control PWM timer.

The STM32F051xx 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 STM32F051xx microcontrollers include devices in seven different packages ranging from 32 pins to 64 pins with a die form also available upon request. Depending on the device chosen, different sets of peripherals are included.

These features make the STM32F051xx 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.

  • All features

    • Core: ARM®32-bit Cortex®-M0 CPU, frequency up to 48 MHz
    • Memories
      • 16 to 64 Kbytes of Flash memory
      • 8 Kbytes of SRAM with HW parity checking
    • CRC calculation unit
    • Reset and power management
      • Digital and I/O supply: VDD= 2.0 V to 3.6 V
      • Analog supply: VDDA= from VDDto 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
    • Up to 55 fast I/Os
      • All mappable on external interrupt vectors
      • Up to 36 I/Os with 5 V tolerant capability
    • 5-channel DMA controller
    • One 12-bit, 1.0 μs ADC (up to 16 channels)
      • Conversion range: 0 to 3.6 V
      • Separate analog supply from 2.4 up to 3.6
    • One 12-bit DAC channel
    • Two fast low-power analog comparators with programmable input and output
    • Up to 18 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
    • Up to 11 timers
      • One 16-bit 7-channel advanced-control timer for 6 channels PWM output, with deadtime generation and emergency stop
      • One 32-bit and one 16-bit timer, with up to 4 IC/OC, usable for IR control decoding
      • One 16-bit timer, with 2 IC/OC, 1 OCN, deadtime generation and emergency stop
      • Two 16-bit timers, each with IC/OC and OCN, deadtime generation, emergency stop and modulator gate for IR control
      • One 16-bit timer with 1 IC/OC
      • Independent and system watchdog timers
      • SysTick timer: 24-bit downcounter
      • One 16-bit basic timer to drive the DAC
    • Calendar RTC with alarm and periodic wakeup from Stop/Standby
    • Communication interfaces
      • Up to two I2C interfaces, one supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus and wakeup from Stop mode
      • Up to two USARTs supporting master synchronous SPI and modem control, one with ISO7816 interface, LIN, IrDA capability, auto baud rate detection and wakeup feature
      • Up to two SPIs (18 Mbit/s) with 4 to 16 programmable bit frame, one with I2S interface multiplexed
    • HDMI CEC interface, wakeup on header reception
    • Serial wire debug (SWD)
    • 96-bit unique ID
    • All packages ECOPACK®2

Circuit Diagram

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Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Longevity Commitment Longevity Starting Date Material Declaration**
STM32F051C6T6
Active
LQFP 48 7x7x1.4 mm Industrial Ecopack2 10 2025-01-01T00:00:00.000+01:00
STM32F051C6T6TR
Active
LQFP 48 7x7x1.4 mm Industrial Ecopack2 10 2025-01-01T00:00:00.000+01:00
STM32F051C6T7
Active
LQFP 48 7x7x1.4 mm Industrial Ecopack2 10 2025-01-01T00:00:00.000+01:00
STM32F051C6T7TR
Active
LQFP 48 7x7x1.4 mm Industrial Ecopack2 10 2025-01-01T00:00:00.000+01:00
STM32F051C6U6
Active
UFQFPN 48 7x7x0.55 mm Industrial Ecopack2 10 2025-01-01T00:00:00.000+01:00

STM32F051C6T6

Package:

LQFP 48 7x7x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 48 7x7x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F051C6T6TR

Package:

LQFP 48 7x7x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 48 7x7x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F051C6T7

Package:

LQFP 48 7x7x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 48 7x7x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F051C6T7TR

Package:

LQFP 48 7x7x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 48 7x7x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F051C6U6

Package:

UFQFPN 48 7x7x0.55 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

UFQFPN 48 7x7x0.55 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

Sample & Buy

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Part Number
Marketing Status
Budgetary Price (US$)*/Qty
Order from ST
Order from distributors
Package
Packing Type
RoHS
Country of Origin
ECCN (US)
ECCN (EU)
Operating temperature (°C)
D/A Converters (typ) (12-bit)
Timers (typ) (16-bit)
Timers (typ) (32-bit)
Number of Channels (typ)
SMPS
Number of Channels (typ)
UART (typ)
I/Os (High Current)
Integrated op-amps
Comparator
SPI (typ)
USART (typ)
Number of Channels (typ)
I2S (typ)
Advanced Motor Control Timers
CAN (2.0)
CAN (FD)
min
max
STM32F051C6T6
Active
1.5663 / 10k
Available at 6 distributors

Distributor availability of STM32F051C6T6

Distributor Name
Region Stock Min. Order Third party link
Farnell Element14 EUROPE 9323 1
ANGLIA Live EUROPE 6700 1
MOUSER WORLDWIDE 1180 1
FUTURE WORLDWIDE 13506 0
DIGIKEY WORLDWIDE 925 1
Newark Element14 AMERICA 210 0

Distributor reported inventory date: 4/13/2025

LQFP 48 7x7x1.4 mm Tray MALAYSIA 3A991.a.2 NEC -40 85 1 7 1

39

2 1 2 10 1

STM32F051C6U6
Active
1.4758 / 10k
Available at 2 distributors

Distributor availability of STM32F051C6U6

Distributor Name
Region Stock Min. Order Third party link
MOUSER WORLDWIDE 12792 1
DIGIKEY WORLDWIDE 1540 1

Distributor reported inventory date: 4/13/2025

UFQFPN 48 7x7x0.55 mm Tray PHILIPPINES 3A991.a.2 NEC -40 85 1 7 1

39

2 1 2 10 1

STM32F051C6T6TR
Active
1.5663 / 10k
Available at 1 distributors

Distributor availability of STM32F051C6T6TR

Distributor Name
Region Stock Min. Order Third party link
MOUSER WORLDWIDE 1591 1

Distributor reported inventory date: 4/13/2025

LQFP 48 7x7x1.4 mm Tape and Reel MALAYSIA 3A991.a.2 NEC -40 85 1 7 1

39

2 1 2 10 1

STM32F051C6T7
Active
1.6759 / 10k
Available at 2 distributors

Distributor availability of STM32F051C6T7

Distributor Name
Region Stock Min. Order Third party link
MOUSER WORLDWIDE 1258 1
DIGIKEY WORLDWIDE 1311 1

Distributor reported inventory date: 4/13/2025

LQFP 48 7x7x1.4 mm Tray MALAYSIA 3A991.a.2 NEC -40 105 1 7 1

39

2 1 2 10 1

STM32F051C6T7TR
Active
1.6759 / 10k
Available at distributors

Distributor availability of STM32F051C6T7TR

Distributor Name
Region Stock Min. Order Third party link

Distributor reported inventory date:

No availability of distributors reported, please contact our sales office
LQFP 48 7x7x1.4 mm Tape and Reel MALAYSIA 3A991.a.2 NEC -40 105 1 7 1

39

2 1 2 10 1

STM32F051C6T6 Active

Budgetary Price (US$)*/Qty:
1.5663 / 10k
Package:
LQFP 48 7x7x1.4 mm
Packing Type:
Tray
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F051C6T6

Operating Temperature (°C)

Min:

-40

Max:

85

D/A Converters (typ) (12-bit):

1

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

1

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

-

I/Os (High Current):

39

Integrated op-amps:

-

Comparator:

2

SPI (typ):

1

USART (typ):

2

Number of Channels (typ):

10

I2S (typ):

1

Advanced Motor Control Timers:

-

CAN (2.0):

-

CAN (FD):

-

Distributor Name

Farnell Element14

Stock

9323

Min.Order

1

ANGLIA Live

Stock

6700

Min.Order

1

MOUSER

Stock

1180

Min.Order

1

Region

WORLDWIDE Buy from Distributor

FUTURE

Stock

13506

Min.Order

0

Region

WORLDWIDE Buy from Distributor

DIGIKEY

Stock

925

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Newark Element14

Stock

210

Min.Order

0

Region

AMERICA Buy from Distributor

Distributor reported inventory date: 4/13/2025

STM32F051C6U6 Active

Budgetary Price (US$)*/Qty:
1.4758 / 10k
Package:
UFQFPN 48 7x7x0.55 mm
Packing Type:
Tray
RoHS:
Country of Origin:
PHILIPPINES
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F051C6U6

Operating Temperature (°C)

Min:

-40

Max:

85

D/A Converters (typ) (12-bit):

1

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

1

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

-

I/Os (High Current):

39

Integrated op-amps:

-

Comparator:

2

SPI (typ):

1

USART (typ):

2

Number of Channels (typ):

10

I2S (typ):

1

Advanced Motor Control Timers:

-

CAN (2.0):

-

CAN (FD):

-

Distributor Name

MOUSER

Stock

12792

Min.Order

1

Region

WORLDWIDE Buy from Distributor

DIGIKEY

Stock

1540

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Distributor reported inventory date: 4/13/2025

STM32F051C6T6TR Active

Budgetary Price (US$)*/Qty:
1.5663 / 10k
Package:
LQFP 48 7x7x1.4 mm
Packing Type:
Tape and Reel
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F051C6T6TR

Operating Temperature (°C)

Min:

-40

Max:

85

D/A Converters (typ) (12-bit):

1

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

1

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

-

I/Os (High Current):

39

Integrated op-amps:

-

Comparator:

2

SPI (typ):

1

USART (typ):

2

Number of Channels (typ):

10

I2S (typ):

1

Advanced Motor Control Timers:

-

CAN (2.0):

-

CAN (FD):

-

Distributor Name

MOUSER

Stock

1591

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Distributor reported inventory date: 4/13/2025

STM32F051C6T7 Active

Budgetary Price (US$)*/Qty:
1.6759 / 10k
Package:
LQFP 48 7x7x1.4 mm
Packing Type:
Tray
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F051C6T7

Operating Temperature (°C)

Min:

-40

Max:

105

D/A Converters (typ) (12-bit):

1

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

1

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

-

I/Os (High Current):

39

Integrated op-amps:

-

Comparator:

2

SPI (typ):

1

USART (typ):

2

Number of Channels (typ):

10

I2S (typ):

1

Advanced Motor Control Timers:

-

CAN (2.0):

-

CAN (FD):

-

Distributor Name

MOUSER

Stock

1258

Min.Order

1

Region

WORLDWIDE Buy from Distributor

DIGIKEY

Stock

1311

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Distributor reported inventory date: 4/13/2025

STM32F051C6T7TR Active

Budgetary Price (US$)*/Qty:
1.6759 / 10k
Package:
LQFP 48 7x7x1.4 mm
Packing Type:
Tape and Reel
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F051C6T7TR

Operating Temperature (°C)

Min:

-40

Max:

105

D/A Converters (typ) (12-bit):

1

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

1

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

-

I/Os (High Current):

39

Integrated op-amps:

-

Comparator:

2

SPI (typ):

1

USART (typ):

2

Number of Channels (typ):

10

I2S (typ):

1

Advanced Motor Control Timers:

-

CAN (2.0):

-

CAN (FD):

-

Distributor Name

Distributor reported inventory date:

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(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors