STM32F103RET6 vs STM32F103RBT6TR Comparison
Detailed side-by-side comparison of STM32F103RET6 by STMicroelectronics and STM32F103RBT6TR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F103RET6 - 72MHz Cortex-M3, 512KB Flash MCU | STMicroelectronics
STM32F103RET6 ✓ ActiveSTMicroelectronics
STM32F103RBT6TR - 72MHz Cortex-M3, 128KB Flash MCU | STMicroelectronics
STM32F103RBT6TR ✓ ActiveSpecification Comparison
| Parameter | STM32F103RET6 | STM32F103RBT6TR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.21 | $3.58 |
| Core Architecture | ARM Cortex-M3 32-bit RISC | — |
| Maximum Clock Frequency | 72 MHz | 72 MHz |
| Flash Memory | 512 KB | 128 KB |
| SRAM | 64 KB | 20 KB |
| Supply Voltage (VDD) | 2.0 V to 3.6 V | — |
| Operating Temperature | -40 C to +85 C (industrial) | -40C to +85C |
| Package | LQFP-64 (10x10 mm) | LQFP-64 (10 x 10 mm, 0.5 mm pitch) |
| GPIO Count | 51 | — |
| ADC | 3 x 12-bit, up to 21 channels | — |
| General-Purpose Timers | 4 x 16-bit | — |
| Advanced PWM Timers | 2 x 16-bit (with complementary outputs) | — |
| Communication Interfaces | 2 x I2C, 3 x SPI, 2 x I2S, 5 x USART, USB 2.0 FS, CAN 2.0B, SDIO | 9 total: 2x I2C, 3x USART, 2x SPI, USB 2.0 full-speed, CAN 2.0B |
| DMA Channels | 7 | 7-channel DMA |
| Debug Interface | JTAG + Serial Wire Debug (SWD) | — |
| RoHS Status | Compliant | RoHS compliant (per distributor listing) |
| Mounting Type | Surface Mount | Surface Mount |
| Core | — | ARM Cortex-M3, 32-bit |
| Performance | — | 90 DMIPS (1.25 DMIPS/MHz) |
| Supply Voltage | — | 2 V to 3.6 V |
| ADC Resolution | — | 12-bit, 2x ADC, 10 channels |
| ADC Conversion Time | — | 1 us |
| Timers | — | Seven 16-bit timers |
| Number of I/Os | — | 51 |
| Life Cycle Stage | — | ACTIVE |