STM32F105RC

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Education

Mainstream Connectivity line, Arm Cortex-M3 MCU with 256 Kbytes of Flash memory, 72 MHz CPU, CAN, USB 2.0 OTG

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Product overview

Description

The STM32F105xx and STM32F107xx connectivity line family incorporates the high-performance ARM® Cortex®-M3 32-bit RISC core operating at a 72 MHz frequency, high-speed embedded memories (Flash memory up to 256 Kbytes and SRAM 64 Kbytes), and an extensive range of enhanced I/Os and peripherals connected to two APB buses. All devices offer two 12-bit ADCs, four general-purpose 16-bit timers plus a PWM timer, as well as standard and advanced communication interfaces: up to two I2Cs, three SPIs, two I2Ss, five USARTs, an USB OTG FS and two CANs. Ethernet is available on the STM32F107xx only.

The STM32F105xx and STM32F107xx connectivity line family operates in the –40 to +105 °C temperature range, from a 2.0 to 3.6 V power supply. A comprehensive set of power-saving mode allows the design of low-power applications.

The STM32F105xx and STM32F107xx connectivity line family offers devices in three different package types: from 64 pins to 100 pins. Depending on the device chosen, different sets of peripherals are included, the description below gives an overview of the complete range of peripherals proposed in this family.

These features make the STM32F105xx and STM32F107xx connectivity line microcontroller family suitable for a wide range of applications such as motor drives and application control, medical and handheld equipment, industrial applications, PLCs, inverters, printers, and scanners, alarm systems, video intercom, HVAC and home audio equipment.

Figure 1 shows the general block diagram of the device family.

  • All features

    • Core: ARM® 32-bit Cortex®-M3 CPU
      • 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access
      • Single-cycle multiplication and hardware division
    • Memories
      • 64 to 256 Kbytes of Flash memory
      • 64 Kbytes of general-purpose SRAM
    • Clock, reset and supply management
      • 2.0 to 3.6 V application supply and I/Os
      • POR, PDR, and programmable voltage detector (PVD)
      • 3-to-25 MHz crystal oscillator
      • Internal 8 MHz factory-trimmed RC
      • Internal 40 kHz RC with calibration
      • 32 kHz oscillator for RTC with calibration
    • Low power
      • Sleep, Stop and Standby modes
      • VBAT supply for RTC and backup registers
    • 2 × 12-bit, 1 μs A/D converters (16 channels)
      • Conversion range: 0 to 3.6 V
      • Sample and hold capability
      • Temperature sensor
      • up to 2 MSPS in interleaved mode
    • 2 × 12-bit D/A converters
    • DMA: 12-channel DMA controller
      • Supported peripherals: timers, ADCs, DAC, I2Ss, SPIs, I2Cs and USARTs
    • Debug mode
      • Serial wire debug (SWD) & JTAG interfaces
      • Cortex®-M3 Embedded Trace Macrocell™
    • Up to 80 fast I/O ports
      • 51/80 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant
    • CRC calculation unit, 96-bit unique ID
    • Up to 10 timers with pinout remap capability
      • Up to four 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input
      • 1 × 16-bit motor control PWM timer with dead-time generation and emergency stop
      • 2 × watchdog timers (Independent and Window)
      • SysTick timer: a 24-bit downcounter
      • 2 × 16-bit basic timers to drive the DAC
    • Up to 14 communication interfaces with pinout remap capability
      • Up to 2 × I2C interfaces (SMBus/PMBus)
      • Up to 5 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
      • Up to 3 SPIs (18 Mbit/s), 2 with a multiplexed I2S interface that offers audio class accuracy via advanced PLL schemes
      • 2 × CAN interfaces (2.0B Active) with 512 bytes of dedicated SRAM
      • USB 2.0 full-speed device/host/OTG controller with on-chip PHY that supports HNP/SRP/ID with 1.25 Kbytes of dedicated SRAM
      • 10/100 Ethernet MAC with dedicated DMA and SRAM (4 Kbytes): IEEE1588 hardware support, MII/RMII available on all packages

Circuit Diagram

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Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STM32F105RCT6
Active
LQFP 64 10x10x1.4 mm Industrial Ecopack2
STM32F105RCT6TR
Active
LQFP 64 10x10x1.4 mm Industrial Ecopack2
STM32F105RCT6V
NRND
LQFP 64 10x10x1.4 mm Industrial Ecopack2
STM32F105RCT6W
NRND
LQFP 64 10x10x1.4 mm Industrial Ecopack2
STM32F105RCT7
Active
LQFP 64 10x10x1.4 mm Industrial Ecopack2

STM32F105RCT6

Package:

LQFP 64 10x10x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 64 10x10x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F105RCT6TR

Package:

LQFP 64 10x10x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 64 10x10x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F105RCT6V

Package:

LQFP 64 10x10x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

NRND

Package

LQFP 64 10x10x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F105RCT6W

Package:

LQFP 64 10x10x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

NRND

Package

LQFP 64 10x10x1.4 mm

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STM32F105RCT7

Package:

LQFP 64 10x10x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 64 10x10x1.4 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
STM32F105RCT6
Active
3.9794 / 10k
Available at 7 distributors

Distributor availability of STM32F105RCT6

Distributor Name
Region Stock Min. Order Third party link
Farnell Element14 EUROPE 24193 1
ANGLIA Live EUROPE 15549 1
MOUSER WORLDWIDE 24710 1
FUTURE WORLDWIDE 6960 0
AVNET AMERICA 5700 0
DIGIKEY WORLDWIDE 276 1
Newark Element14 AMERICA 43 0

Distributor reported inventory date: 4/1/2025

LQFP 64 10x10x1.4 mm Tray MALAYSIA 3A991.a.2 NEC -40 85 2 7

2 51

3 3 16 2

2

STM32F105RCT6W
NRND
5.0346 / 10k
Available at distributors

Distributor availability of STM32F105RCT6W

Distributor Name
Region Stock Min. Order Third party link

Distributor reported inventory date:

No availability of distributors reported, please contact our sales office
LQFP 64 10x10x1.4 mm Tray MALAYSIA 3A991.a.2 NEC -40 85 2 7

2 51

3 3 16 2

2

STM32F105RCT6V
NRND
5.7883 / 10k
Available at 1 distributors

Distributor availability of STM32F105RCT6V

Distributor Name
Region Stock Min. Order Third party link
Farnell Element14 EUROPE 120 1

Distributor reported inventory date: 3/29/2025

LQFP 64 10x10x1.4 mm Tray MALAYSIA 3A991.a.2 NEC -40 85 2 7

2 51

3 3 16 2

2

STM32F105RCT6TR
Active
3.9794 / 10k
Available at 6 distributors

Distributor availability of STM32F105RCT6TR

Distributor Name
Region Stock Min. Order Third party link
Farnell Element14 EUROPE 1603 1
MOUSER WORLDWIDE 400 1
FUTURE WORLDWIDE 25000 0
AVNET AMERICA 113000 0
DIGIKEY WORLDWIDE 1810 1
Newark Element14 AMERICA 948 0

Distributor reported inventory date: 4/1/2025

LQFP 64 10x10x1.4 mm Tape and Reel MALAYSIA 3A991.a.2 NEC -40 85 2 7

2 51

3 3 16 2

2

STM32F105RCT7
Active
4.258 / 10k
Available at 4 distributors

Distributor availability of STM32F105RCT7

Distributor Name
Region Stock Min. Order Third party link
Farnell Element14 EUROPE 3096 1
MOUSER WORLDWIDE 1653 1
AVNET AMERICA 5870 0
DIGIKEY WORLDWIDE 1020 1

Distributor reported inventory date: 4/1/2025

LQFP 64 10x10x1.4 mm Tray MALAYSIA 3A991.a.2 NEC -40 105 2 7

2 51

3 3 16 2

2

STM32F105RCT6 Active

Budgetary Price (US$)*/Qty:
3.9794 / 10k
Package:
LQFP 64 10x10x1.4 mm
Packing Type:
Tray
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F105RCT6

Operating Temperature (°C)

Min:

-40

Max:

85

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

2

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

-

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

2

I/Os (High Current):

51

Integrated op-amps:

-

Comparator:

-

SPI (typ):

3

USART (typ):

3

Number of Channels (typ):

16

I2S (typ):

2

Advanced Motor Control Timers:

-

CAN (2.0):

2

CAN (FD):

-

Distributor Name

Farnell Element14

Stock

24193

Min.Order

1

ANGLIA Live

Stock

15549

Min.Order

1

MOUSER

Stock

24710

Min.Order

1

Region

WORLDWIDE Buy from Distributor

FUTURE

Stock

6960

Min.Order

0

Region

WORLDWIDE Buy from Distributor

AVNET

Stock

5700

Min.Order

0

Region

AMERICA Buy from Distributor

DIGIKEY

Stock

276

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Newark Element14

Stock

43

Min.Order

0

Region

AMERICA Buy from Distributor

Distributor reported inventory date: 4/1/2025

STM32F105RCT6W NRND

Budgetary Price (US$)*/Qty:
5.0346 / 10k
Package:
LQFP 64 10x10x1.4 mm
Packing Type:
Tray
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F105RCT6W

Operating Temperature (°C)

Min:

-40

Max:

85

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

2

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

-

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

2

I/Os (High Current):

51

Integrated op-amps:

-

Comparator:

-

SPI (typ):

3

USART (typ):

3

Number of Channels (typ):

16

I2S (typ):

2

Advanced Motor Control Timers:

-

CAN (2.0):

2

CAN (FD):

-

Distributor Name

Distributor reported inventory date:

STM32F105RCT6V NRND

Budgetary Price (US$)*/Qty:
5.7883 / 10k
Package:
LQFP 64 10x10x1.4 mm
Packing Type:
Tray
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F105RCT6V

Operating Temperature (°C)

Min:

-40

Max:

85

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

2

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

-

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

2

I/Os (High Current):

51

Integrated op-amps:

-

Comparator:

-

SPI (typ):

3

USART (typ):

3

Number of Channels (typ):

16

I2S (typ):

2

Advanced Motor Control Timers:

-

CAN (2.0):

2

CAN (FD):

-

Distributor Name

Farnell Element14

Stock

120

Min.Order

1

Distributor reported inventory date: 3/29/2025

STM32F105RCT6TR Active

Budgetary Price (US$)*/Qty:
3.9794 / 10k
Package:
LQFP 64 10x10x1.4 mm
Packing Type:
Tape and Reel
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F105RCT6TR

Operating Temperature (°C)

Min:

-40

Max:

85

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

2

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

-

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

2

I/Os (High Current):

51

Integrated op-amps:

-

Comparator:

-

SPI (typ):

3

USART (typ):

3

Number of Channels (typ):

16

I2S (typ):

2

Advanced Motor Control Timers:

-

CAN (2.0):

2

CAN (FD):

-

Distributor Name

Farnell Element14

Stock

1603

Min.Order

1

MOUSER

Stock

400

Min.Order

1

Region

WORLDWIDE Buy from Distributor

FUTURE

Stock

25000

Min.Order

0

Region

WORLDWIDE Buy from Distributor

AVNET

Stock

113000

Min.Order

0

Region

AMERICA Buy from Distributor

DIGIKEY

Stock

1810

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Newark Element14

Stock

948

Min.Order

0

Region

AMERICA Buy from Distributor

Distributor reported inventory date: 4/1/2025

STM32F105RCT7 Active

Budgetary Price (US$)*/Qty:
4.258 / 10k
Package:
LQFP 64 10x10x1.4 mm
Packing Type:
Tray
RoHS:
Country of Origin:
MALAYSIA
ECCN (US):
3A991.a.2
ECCN (EU):
NEC

Part Number:

STM32F105RCT7

Operating Temperature (°C)

Min:

-40

Max:

105

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

2

Timers (typ) (16-bit):

7

Timers (typ) (32-bit):

-

Number of Channels (typ):

-

SMPS:

-

Number of Channels (typ):

-

UART (typ):

2

I/Os (High Current):

51

Integrated op-amps:

-

Comparator:

-

SPI (typ):

3

USART (typ):

3

Number of Channels (typ):

16

I2S (typ):

2

Advanced Motor Control Timers:

-

CAN (2.0):

2

CAN (FD):

-

Distributor Name

Farnell Element14

Stock

3096

Min.Order

1

MOUSER

Stock

1653

Min.Order

1

Region

WORLDWIDE Buy from Distributor

AVNET

Stock

5870

Min.Order

0

Region

AMERICA Buy from Distributor

DIGIKEY

Stock

1020

Min.Order

1

Region

WORLDWIDE Buy from Distributor

Distributor reported inventory date: 4/1/2025

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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