STM32F439IIT6 vs STM32F427IIT6 Comparison
Detailed side-by-side comparison of STM32F439IIT6 by STMicroelectronics and STM32F427IIT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F427IIT6 - ARM Cortex-M4 MCU 180MHz 2MB Flash LQFP-176 | STMicroelectronics
STM32F427IIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32F439IIT6 | STM32F427IIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 32-bit RISC microcontroller | — |
| Processor Core | Arm Cortex-M4 | — |
| Maximum Clock Frequency | 180 MHz | — |
| Word Size | 32 bit | — |
| Embedded Flash Memory | 2 MB (2M x 8 bit) | — |
| Performance | 225 DMIPS | — |
| Floating-Point Unit | Single precision | — |
| DSP Support | Arm Cortex-M4 DSP instruction set | — |
| Supply Voltage | 3.3 V or 5 V | — |
| Ethernet Interface | Integrated Ethernet | — |
| USB Interface | USB OTG | — |
| Display Controller | Integrated LCD-TFT controller | — |
| Package Type | 176-pin LQFP | — |
| Package Dimensions | 24 mm x 24 mm | — |
| Mounting Type | Surface mount | Surface Mount (LQFP-176) |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial grade) |
| RAM Memory | [DATA_NEEDED: RAM memory size] | — |
| Number of I/O Ports | [DATA_NEEDED: number of I/O ports] | — |
| RoHS Compliance | Compliant | — |
| Core Architecture | — | ARM Cortex-M4 with FPU and DSP instructions |
| Maximum CPU Frequency | — | 180 MHz |
| DMIPS Performance | — | 225 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1) |
| Flash Memory | — | 2 MB |
| SRAM | — | 256 KB (plus 4 KB backup SRAM) |
| Operating Voltage | — | 1.8 V to 3.6 V |
| Package | — | 176-pin LQFP (24 x 24 mm, 0.5 mm pitch) |
| ADC | — | 3 x 12-bit, 2.4 MSPS |
| DAC | — | 2 x 12-bit |
| USB | — | USB 2.0 OTG FS + USB 2.0 OTG HS (with on-chip PHY) |
| Ethernet | — | 10/100 MAC with IEEE 1588v2 hardware time-stamping |
| Timers | — | Up to 17 (including motor-control timers) |
| Communication Peripherals | — | UART/USART, SPI, I2C, CAN 2.0B, SAI, SDMMC |
| Graphics Accelerator | — | Chrom-ART (for TFT LCD) |
| ART Accelerator | — | Yes (0-wait-state Flash execution) |
| RoHS Status | — | Compliant |