STM32F042K6T6 vs STM32F051K8T6 Comparison
Detailed side-by-side comparison of STM32F042K6T6 by STMicroelectronics and STM32F051K8T6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F042K6T6 - 48MHz Cortex-M0 MCU 32KB Flash USB | STMicroelectronics
STM32F042K6T6 ✓ ActiveSTMicroelectronics
STM32F051K8T6 - 48MHz Cortex-M0 MCU 64KB Flash | STMicroelectronics
STM32F051K8T6 ✓ ActiveSpecification Comparison
| Parameter | STM32F042K6T6 | STM32F051K8T6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.84 | $1.42 |
| Core Architecture | ARM Cortex-M0 (32-bit RISC) | — |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Program Memory (Flash) | 32 KB | — |
| SRAM | 6 KB | 8 KB |
| Operating Voltage Range | 2.0 V to 3.6 V | — |
| Package | 32-LQFP (7x7 mm) | 32-pin LQFP (7x7 mm) |
| Pin Count | 32 | — |
| USB Interface | USB 2.0 Full-Speed Device with on-chip PHY | — |
| CAN Interface | CAN 2.0B (bxCAN) | — |
| ADC | 12-bit, up to 13 channels, 1 Msps | 12-bit, 1 MSPS, up to 16 channels |
| Timers | 2x 16-bit, 1x 32-bit, 1x SysTick, 1x WDG, 1x IWDG | 16-bit / 32-bit timer array (8 total) |
| Communication Interfaces | USB, CAN, 2x I2C, 2x SPI, 2x USART, HDMI CEC | 1x I2C, 2x SPI/I2S, 3x USART, USB 2.0 FS |
| Operating Temperature Range | -40 C to +85 C | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Core | — | ARM Cortex-M0 32-bit RISC |
| Flash Memory | — | 64 KB |
| Supply Voltage | — | 2.0 V to 3.6 V |
| Operating Temperature | — | -40C to +85C (T6 grade) |
| Number of I/O | — | 27 (per LQFP-32 pinout) |
| DMA | — | 7-channel DMA controller |
| RTC | — | Yes, with calibration |
| Watchdog | — | 2x (independent + window) |