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| PartNumber | STM32F103C4T6A | STM32F103C6T6A | STM32F103C6T6 |
| Description | ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LINE 32KB | ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Performance LINE | IC MCU 32BIT 32KB FLASH 48LQFP |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LQFP-48 | LQFP-48 | - |
| Series | STM32F103C4 | STM32F103C6 | STM32 F1 |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 72 MHz | 72 MHz | - |
| Program Memory Size | 16 kB | 32 kB | 32KB (32K x 8) |
| Data RAM Size | 6 kB | 10 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 37 I/O | 37 I/O | - |
| Operating Supply Voltage | 2 V to 3.6 V | 2 V to 3.6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Tray | Tray |
| Height | 1.4 mm | 1.4 mm | - |
| Length | 7 mm | 7 mm | - |
| Program Memory Type | Flash | Flash | FLASH |
| Width | 7 mm | 7 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | CAN, I2C, SPI, USART, USB | I2C, SPI, USART | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 10 | 10 | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | - |
| Processor Series | ARM Cortex M | ARM Cortex M | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 1500 | 1500 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 2 V | 2 V | - |
| Tradename | STM32 | STM32 | - |
| Unit Weight | 0.006409 oz | 0.006409 oz | - |
| Package Case | - | - | 48-LQFP |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Supplier Device Package | - | - | * |
| Number of I O | - | - | 37 |
| Speed | - | - | 72MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | |
| RAM Size | - | - | 10K x 8 |
| Peripherals | - | - | DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT |
| Connectivity | - | - | CAN, I2C, IrDA, LIN, SPI, UART/USART, USB |
| Voltage Supply Vcc Vdd | - | - | 2 V ~ 3.6 V |
| Core Size | - | - | 32-Bit |
| Data Converters | - | - | A/D 10x12b |
| Oscillator Type | - | - | Internal |