STM32F427IIT6 vs STM32F429IIT6 Comparison
Detailed side-by-side comparison of STM32F427IIT6 by STMicroelectronics and STM32F429IIT6 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
STM32F429IIT6 - 180MHz ARM Cortex-M4 MCU with 2MB Flash | STMicroelectronics
STM32F429IIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32F427IIT6 | STM32F429IIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.20 | $8.35 |
| 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 | 2 MB |
| SRAM | 256 KB (plus 4 KB backup SRAM) | 256 KB |
| Operating Voltage | 1.8 V to 3.6 V | — |
| Package | 176-pin LQFP (24 x 24 mm, 0.5 mm pitch) | LQFP176 |
| Operating Temperature Range | -40C to +85C (industrial grade) | -40C to +85C |
| 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) | — |
| Mounting Type | Surface Mount (LQFP-176) | — |
| RoHS Status | Compliant | Compliant |
| Core | — | ARM Cortex-M4 with FPU |
| Maximum Clock Frequency | — | 180 MHz |
| Supply Voltage Range | — | 1.8 V to 3.6 V |
| Number of Pins | — | 176 |
| ADC Resolution | — | 12-bit |
| Number of ADC Channels | — | 24 |
| DAC Resolution | — | 12-bit |
| Number of Timers | — | 14 |
| Number of USARTs | — | 8 |
| Number of SPIs | — | 6 |
| Number of I2Cs | — | 4 |
| USB OTG | — | 2 (FS and HS) |
| CAN | — | 2 |
| LCD-TFT Controller | — | Yes |
| External Memory Interface | — | FSMC |
| Cryptographic Acceleration | — | Yes |