STMicroelectronics
STM32F103C8T6 - 32ビットARM Cortex-M3 MCU、64KBフラッシュ | STMicroelectronics
部品番号: STM32F103C8T6 ✓ 生産中
在庫あり
1〜3営業日以内に発送
2.0 V to 3.6 V Vdss
LQFP-48 Package
72 MHz Speed
64 KB Memory
開始価格 $1.02
USD / 個
MOQ: 1 |
価格更新日: 2026-08-17
ボリューム価格
| 数量 | 単価 | 小計 |
|---|---|---|
| 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 すべての価格はUSDです
STM32F103C8T6 概要
STM32F103C8T6はSTMicroelectronicsの32ビットARM Cortex-M3マイクロコントローラで、64KBフラッシュ、20KB SRAMを搭載し、最大72MHzで動作します。複数の通信インターフェース（USART、SPI、I2C、USB、CAN）と12ビットADCを備えており、産業制御、モータドライブ、IoTアプリケーションに適しています。LQFP-48パッケージで提供されます。
ドロップイン代替品: STM32F103C8T6 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: STM32F103C8T6 （同一形状・フットプリント） — 相違点: Package, Core, Flash Memory, Operating Temperature, SRAM.
Silicon Labs
Package: 64-TQFP (10x10 mm)
Core: ARM Cortex-M3 (32-bit)
Operating Temperature: -40 C to +85 C
比較対象 STM32F103C8T6 →
STMicroelectronics
Package: LQFP-48 (7x7 mm)
Core: ARM Cortex-M3 32-bit RISC
Flash Memory: 128 KB
比較対象 STM32F103C8T6 →
クイック比較ツール — 並列比較する代替部品を選択:
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
✓ 在庫あり
$3.2 / 個
データシートを見る →GD32F103C8T6
GigaDevice, compatible
📋 参考代替品（カタログ未掲載）
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
✓ 在庫あり
$2.9 / 個
データシートを見る →APM32F103C8T6
Geehy, compatible
📋 参考代替品（カタログ未掲載）
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
✓ 在庫あり
$0.98 / 個
データシートを見る →STM32F103C8T6 最大定格＆電気的特性
| Core | ARM Cortex-M3 |
| Max Clock Frequency | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| 電源電圧 | 2.0 V to 3.6 V |
| 動作温度 | -40C to +85C |
| パッケージ | LQFP-48 |
| 実装タイプ | 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 |
| RoHS ステータス | Compliant |
STM32F103C8T6 ピン構成
| ピン 1 | VBAT — Battery backup for RTC |
| ピン 2 | PC13 — GPIO, also used for RTC tamper |
| ピン 3 | PC14 — GPIO, also used for OSC32_IN |
| ピン 4 | PC15 — GPIO, also used for OSC32_OUT |
| ピン 5 | OSC_IN — Main oscillator input |
| ピン 6 | OSC_OUT — Main oscillator output |
| ピン 7 | NRST — Reset (active low) |
| ピン 8 | VSSA — Analog ground |
| ピン 9 | VDDA — Analog power supply |
| ピン 10 | PA0 — GPIO, ADC12_IN0, TIM2_CH1 |
| ピン 11 | PA1 — GPIO, ADC12_IN1, TIM2_CH2 |
| ピン 12 | PA2 — GPIO, ADC12_IN2, TIM2_CH3 |
| ピン 13 | PA3 — GPIO, ADC12_IN3, TIM2_CH4 |
| ピン 14 | PA4 — GPIO, SPI1_NSS, DAC_OUT1 |
| ピン 15 | PA5 — GPIO, SPI1_SCK, DAC_OUT2 |
| ピン 16 | PA6 — GPIO, SPI1_MISO, TIM3_CH1 |
| ピン 17 | PA7 — GPIO, SPI1_MOSI, TIM3_CH2 |
| ピン 18 | PB0 — GPIO, TIM3_CH3, ADC12_IN8 |
| ピン 19 | PB1 — GPIO, TIM3_CH4, ADC12_IN9 |
| ピン 20 | PB2 — GPIO, BOOT1 |
| ピン 21 | PB10 — GPIO, I2C2_SCL, USART3_TX |
| ピン 22 | PB11 — GPIO, I2C2_SDA, USART3_RX |
| ピン 23 | PB12 — GPIO, SPI2_NSS, I2C2_SMBA |
| ピン 24 | PB13 — GPIO, SPI2_SCK, USART3_CTS |
| ピン 25 | PB14 — GPIO, SPI2_MISO, USART3_RTS |
| ピン 26 | PB15 — GPIO, SPI2_MOSI, TIM1_CH3N |
| ピン 27 | PC13 — GPIO, RTC_AF1 |
| ピン 28 | PC14 — GPIO, OSC32_IN |
| ピン 29 | PC15 — GPIO, OSC32_OUT |
| ピン 30 | VSS_1 — Ground |
| ピン 31 | VDD_1 — Power supply |
| ピン 32 | VDDA — Analog power supply |
| ピン 33 | VSSA — Analog ground |
| ピン 34 | PA8 — GPIO, TIM1_CH1, MCO |
| ピン 35 | PA9 — GPIO, TIM1_CH2, USART1_TX |
| ピン 36 | PA10 — GPIO, TIM1_CH3, USART1_RX |
| ピン 37 | PA11 — GPIO, USART1_CTS, USB_DM |
| ピン 38 | PA12 — GPIO, USART1_RTS, USB_DP |
| ピン 39 | PA13 — GPIO, SWDIO |
| ピン 40 | PA14 — GPIO, SWCLK |
| ピン 41 | PA15 — GPIO, JTDI |
| ピン 42 | PB3 — GPIO, JTDO |
| ピン 43 | PB4 — GPIO, NJTRST |
| ピン 44 | PB5 — GPIO, I2C1_SMBA |
| ピン 45 | PB6 — GPIO, I2C1_SCL, TIM4_CH1 |
| ピン 46 | PB7 — GPIO, I2C1_SDA, TIM4_CH2 |
| ピン 47 | BOOT0 — Boot mode selection |
| ピン 48 | VDD_2 — Power supply |
主な用途
STM32F103C8T6 の用途: 6 件s: 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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