STM32F427IIT6 vs STM32F437IIT6 Comparison
Detailed side-by-side comparison of STM32F427IIT6 by STMicroelectronics and STM32F437IIT6 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 ✓ ActiveSTMicroelectronics
STM32F437IIT6 - 180MHz 2MB Flash ARM Cortex-M4 MCU | STMicroelectronics
STM32F437IIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32F427IIT6 | STM32F437IIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.20 | $11.84 |
| Core Architecture | ARM Cortex-M4 with FPU and DSP instructions | — |
| Maximum CPU Frequency | 180 MHz | 180 MHz |
| DMIPS Performance | 225 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1) | — |
| Flash Memory | 2 MB | 2 MB (2M x 8), dual-bank |
| SRAM | 256 KB (plus 4 KB backup SRAM) | 256 KB + 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) | LQFP-176 (24x24 mm) |
| Operating Temperature Range | -40C to +85C (industrial grade) | — |
| ADC | 3 x 12-bit, 2.4 MSPS | 3x 12-bit, 24 channels, up to 2.4 MSPS |
| DAC | 2 x 12-bit | 2x 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) | Advanced-control, general-purpose and basic timers |
| Communication Peripherals | UART/USART, SPI, I2C, CAN 2.0B, SAI, SDMMC | — |
| Graphics Accelerator | Chrom-ART (for TFT LCD) | Chrom-ART Accelerator (DMA2D) |
| ART Accelerator | Yes (0-wait-state Flash execution) | — |
| Mounting Type | Surface Mount (LQFP-176) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Core | — | ARM Cortex-M4 32-bit RISC with FPU |
| DMIPS | — | 225 DMIPS at 180 MHz |
| Supply Voltage Range | — | 1.7 V to 3.6 V |
| Operating Temperature | — | -40 C to +85 C |
| Number of I/O Pins | — | 140 |
| Communication Interfaces | — | Ethernet MAC, USB OTG HS/FS, CAN, USART, SPI, I2C |
| Security Features | — | True random number generator (RNG), hardware crypto |