STM32F105RBT6 vs STM32F103RBT6 Comparison
Detailed side-by-side comparison of STM32F105RBT6 by STMicroelectronics and STM32F103RBT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | STM32F105RBT6 | STM32F103RBT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 32-bit ARM Cortex-M3 microcontroller | — |
| Maximum Clock Frequency | 72 MHz | 72 MHz |
| Flash Memory | 128 KB | — |
| Flash Organization | 128K x 8 bits | — |
| CPU Architecture | 32-bit RISC | — |
| Core | ARM Cortex-M3 | ARM Cortex-M3 32-bit RISC |
| Product Series | STM32F1 connectivity line | — |
| USB Interface | USB OTG FS | — |
| Ethernet Interface | Ethernet | — |
| ADC Configuration | 2 x 12-bit ADC | — |
| General-Purpose Timers | 4 x 16-bit timer | — |
| Additional Timer | 1 PWM timer | — |
| Package | 64-pin LQFP | LQFP-64 (10x10 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Family Flash Options | 64 KB or 256 KB | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Maximum Supply Voltage | [DATA_NEEDED: maximum supply voltage] | — |
| SRAM | [DATA_NEEDED: SRAM capacity] | 20 KB |
| Ethernet MAC | [DATA_NEEDED: Ethernet MAC configuration] | — |
| RoHS Compliance | unknown | — |
| REACH Compliance | unknown | — |
| Core Performance | — | 1.25 DMIPS/MHz |
| Program Memory (Flash) | — | 128 KB |
| Supply Voltage (VDD) | — | 2.0 V to 3.6 V |
| Operating Temperature | — | -40 C to +85 C (industrial grade) |
| ADC | — | 2 x 12-bit, 1 us conversion, up to 16 channels |
| Timers | — | 7 x 16-bit (including PWM) |
| Communication Interfaces | — | 2 x SPI, 2 x I2C, 3 x USART, 1 x USB 2.0 FS, 1 x CAN 2.0B |
| I/O Pins (approx.) | — | 51 GPIOs |
| Internal Oscillator | — | 8 MHz HSI RC |
| External Crystal Range | — | 4 MHz to 16 MHz |
| DMA Channels | — | 7 channels |
| MSL Level | — | 3 (per JEDEC J-STD-020) |
| RoHS Status | — | Compliant |