STMicroelectronics
STM32F103C8T6 - MCU ARM Cortex-M3 de 32 bits, 64KB de Flash | STMicroelectronics
N.º da peça: STM32F103C8T6 ✓ Ativo
Em estoque
Enviado em 1 a 3 dias úteis
2.0 V to 3.6 V Vdss
LQFP-48 Package
72 MHz Speed
64 KB Memory
A partir de $1.02
USD / unidade
MOQ: 1 |
Preço atualizado: 2026-08-17
Preços por volume
| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $1.93 | $1,93 |
| 10 | $1.33 | $13,30 |
| 100 | $1.18 | $118,00 |
| 500 | $1.11 | $555,00 |
| 1.000 | $1.08 | $1.080,00 |
| 1.500 | $1.02 | $1.530,00 |
ℹ️ Todos os preços estão em USD
STM32F103C8T6 Visão geral
O STM32F103C8T6 é um microcontrolador ARM Cortex-M3 de 32 bits da STMicroelectronics, com 64KB de Flash, 20KB de SRAM e operação de até 72 MHz. Inclui múltiplas interfaces de comunicação (USART, SPI, I2C, USB, CAN) e ADCs de 12 bits, sendo adequado para controle industrial, acionamento de motores e aplicações de IoT. Disponível em encapsulamento LQFP-48.
Alternativas drop-in para STM32F103C8T6 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com STM32F103C8T6 (mesmo formato e footprint) — diferindo em Package, Flash Memory, Core, Operating Temperature, ADC.
Silicon Labs
Package: 64-TQFP (10x10 mm)
Core: ARM Cortex-M3 (32-bit)
Operating Temperature: -40 C to +85 C
Comparar com STM32F103C8T6 →
STMicroelectronics
Package: 48-LQFP (7x7 mm)
Flash Memory: 64 KB (64K x 8)
Core: ARM Cortex-M3 32-bit RISC
Comparar com STM32F103C8T6 →
STMicroelectronics
Package: LQFP-48 (7x7 mm)
Flash Memory: 128 KB
Core: ARM Cortex-M3 32-bit RISC
Comparar com STM32F103C8T6 →
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
STM32F103CBT6
STMicroelectronics
ARM Cortex-M3 32-bit RISC · 72 MHz · 128 KB · 20 KB · 2.0 V to 3.6 V · 37 (5 V tolerant) · 2x 12-bit, up to 10 channels · 1x 12-bit
✓ Em estoque
$3.2 / unidade
Ver ficha técnica →GD32F103C8T6
GigaDevice, compatible
📋 Alternativa de referência (fora do catálogo)
STM32F103R8T6
STMicroelectronics
ARM Cortex-M3 32-bit · 72 MHz · 64 KB (64K x 8) · 20 KB · 2.0 V to 3.6 V · 51 I/O · 2 x 12-bit, 1 us conversion time, 16 channels · 3 x general-purpose 16-bit + 1 advanced PWM timer
✓ Em estoque
$2.9 / unidade
Ver ficha técnica →APM32F103C8T6
Geehy, compatible
📋 Alternativa de referência (fora do catálogo)
STM32F030C8T6
STMicroelectronics
ARM Cortex-M0 32-bit · 48 MHz · 64 KB · 8 KB · 2.4 V to 3.6 V · 12-bit · up to 16 external channels · 5 timers including 1 advanced-control timer
✓ Em estoque
$0.98 / unidade
Ver ficha técnica →STM32F103C8T6 Classificações máximas e características elétricas
| Core | ARM Cortex-M3 |
| Max Clock Frequency | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Tensão de alimentação | 2.0 V to 3.6 V |
| Temperatura de operação | -40C to +85C |
| Encapsulamento | LQFP-48 |
| Tipo de montagem | Surface Mount |
| Number of I/Os | 37 |
| ADC Resolution | 12-bit |
| Number of ADC Channels | 10 |
| Timer Modules | 3 general-purpose, 1 advanced |
| Communication Interfaces | USART (2), SPI (2), I2C (2), USB 2.0 FS, CAN 2.0B |
| DMA Channels | 7 |
| Debug Interface | SWD, JTAG |
| Status RoHS | Compliant |
Configuração de pinos do STM32F103C8T6
| Pino 1 | VBAT — Battery backup for RTC |
| Pino 2 | PC13 — GPIO, also used for RTC tamper |
| Pino 3 | PC14 — GPIO, also used for OSC32_IN |
| Pino 4 | PC15 — GPIO, also used for OSC32_OUT |
| Pino 5 | OSC_IN — Main oscillator input |
| Pino 6 | OSC_OUT — Main oscillator output |
| Pino 7 | NRST — Reset (active low) |
| Pino 8 | VSSA — Analog ground |
| Pino 9 | VDDA — Analog power supply |
| Pino 10 | PA0 — GPIO, ADC12_IN0, TIM2_CH1 |
| Pino 11 | PA1 — GPIO, ADC12_IN1, TIM2_CH2 |
| Pino 12 | PA2 — GPIO, ADC12_IN2, TIM2_CH3 |
| Pino 13 | PA3 — GPIO, ADC12_IN3, TIM2_CH4 |
| Pino 14 | PA4 — GPIO, SPI1_NSS, DAC_OUT1 |
| Pino 15 | PA5 — GPIO, SPI1_SCK, DAC_OUT2 |
| Pino 16 | PA6 — GPIO, SPI1_MISO, TIM3_CH1 |
| Pino 17 | PA7 — GPIO, SPI1_MOSI, TIM3_CH2 |
| Pino 18 | PB0 — GPIO, TIM3_CH3, ADC12_IN8 |
| Pino 19 | PB1 — GPIO, TIM3_CH4, ADC12_IN9 |
| Pino 20 | PB2 — GPIO, BOOT1 |
| Pino 21 | PB10 — GPIO, I2C2_SCL, USART3_TX |
| Pino 22 | PB11 — GPIO, I2C2_SDA, USART3_RX |
| Pino 23 | PB12 — GPIO, SPI2_NSS, I2C2_SMBA |
| Pino 24 | PB13 — GPIO, SPI2_SCK, USART3_CTS |
| Pino 25 | PB14 — GPIO, SPI2_MISO, USART3_RTS |
| Pino 26 | PB15 — GPIO, SPI2_MOSI, TIM1_CH3N |
| Pino 27 | PC13 — GPIO, RTC_AF1 |
| Pino 28 | PC14 — GPIO, OSC32_IN |
| Pino 29 | PC15 — GPIO, OSC32_OUT |
| Pino 30 | VSS_1 — Ground |
| Pino 31 | VDD_1 — Power supply |
| Pino 32 | VDDA — Analog power supply |
| Pino 33 | VSSA — Analog ground |
| Pino 34 | PA8 — GPIO, TIM1_CH1, MCO |
| Pino 35 | PA9 — GPIO, TIM1_CH2, USART1_TX |
| Pino 36 | PA10 — GPIO, TIM1_CH3, USART1_RX |
| Pino 37 | PA11 — GPIO, USART1_CTS, USB_DM |
| Pino 38 | PA12 — GPIO, USART1_RTS, USB_DP |
| Pino 39 | PA13 — GPIO, SWDIO |
| Pino 40 | PA14 — GPIO, SWCLK |
| Pino 41 | PA15 — GPIO, JTDI |
| Pino 42 | PB3 — GPIO, JTDO |
| Pino 43 | PB4 — GPIO, NJTRST |
| Pino 44 | PB5 — GPIO, I2C1_SMBA |
| Pino 45 | PB6 — GPIO, I2C1_SCL, TIM4_CH1 |
| Pino 46 | PB7 — GPIO, I2C1_SDA, TIM4_CH2 |
| Pino 47 | BOOT0 — Boot mode selection |
| Pino 48 | VDD_2 — Power supply |
Aplicações típicas
STM32F103C8T6 é adequado para 6 aplicaçãos: Industrial Control, IoT Gateway, Medical Monitoring Device, Automotive Body Control, Consumer Electronics, Data Logging System.
Industrial Control
Used in PLCs, motor drives, and automation controllers.
IoT Gateway
Acts as a central hub for sensor data collection and communication.
Medical Monitoring Device
Powers portable health monitors with low-power operation.
Automotive Body Control
Manages lighting, wipers, and window controls.
Consumer Electronics
Embedded in smart home devices, drones, and toys.
Data Logging System
Records sensor data to SD card or transmits via USB.
What is the maximum clock speed of STM32F103C8T6?
The maximum clock speed is 72 MHz using an external crystal or internal PLL.
How much Flash and SRAM does STM32F103C8T6 have?
It has 64 KB of Flash memory and 20 KB of SRAM.
What is the supply voltage range for STM32F103C8T6?
The supply voltage range is 2.0V to 3.6V.
Does STM32F103C8T6 have a built-in USB interface?
Yes, it has a USB 2.0 Full-Speed interface.
What is the package type of STM32F103C8T6?
It comes in an LQFP-48 package with a 7x7 mm body.
Can STM32F103C8T6 be programmed using Arduino IDE?
Yes, with the STM32duino core or STM32CubeProgrammer, it can be programmed via Arduino IDE.
What is the difference between STM32F103C8T6 and STM32F103CBT6?
The STM32F103CBT6 has 128 KB Flash, while the C8T6 has 64 KB Flash. Both have the same pinout.
Does STM32F103C8T6 support CAN bus?
Yes, it has one CAN 2.0B interface.
What is the maximum ADC sampling rate of STM32F103C8T6?
The 12-bit ADC can achieve up to 1 MHz sampling rate.
Is STM32F103C8T6 suitable for motor control applications?
Yes, it has an advanced timer for PWM generation and is commonly used in motor drives.
What development tools are compatible with STM32F103C8T6?
It is supported by STM32CubeIDE, Keil MDK, IAR EWARM, and GCC-based toolchains.
Does STM32F103C8T6 have a built-in bootloader?
Yes, it has a system memory bootloader that supports USART and USB DFU.
What is the power consumption of STM32F103C8T6 in run mode?
Typical run mode current is about 50 mA at 72 MHz.
Can STM32F103C8T6 operate at 3.3V logic levels?
Yes, all I/O pins are 3.3V tolerant, and some are 5V tolerant.
What is the operating temperature range of STM32F103C8T6?
The industrial temperature range is -40C to +85C.
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