STM32F429ZIT6 vs STM32F446ZET6 Comparison
Detailed side-by-side comparison of STM32F429ZIT6 by STMicroelectronics and STM32F446ZET6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F429ZIT6 - 2MB Flash 180MHz Cortex-M4 MCU | STMicroelectronics
STM32F429ZIT6 β ActiveSTMicroelectronics
STM32F446ZET6 - 180MHz ARM Cortex-M4F MCU | STMicroelectronics
STM32F446ZET6 β ActiveSpecification Comparison
| Parameter | STM32F429ZIT6 | STM32F446ZET6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.90 | $6.05 |
| Core | ARM 32-bit Cortex-M4 with FPU | ARM Cortex-M4F with FPU |
| Maximum Clock Frequency | 180 MHz | β |
| Performance | 225 DMIPS (1.25 DMIPS/MHz) | β |
| Flash Memory | 2 MB (2M x 8) | 512 KB |
| SRAM | 256 KB system + 4 KB backup | 128 KB |
| Data Bus Width | 32 bit | β |
| Core Architecture | ARM Cortex-M4 with DSP instructions and ART Accelerator | β |
| Supply Voltage | 2.5 V / 3.3 V (1.8 V to 3.6 V range) | β |
| Package / Case | LQFP-144 (20x20 mm) | β |
| Mounting Style | SMD/SMT | β |
| Peripherals | LCD parallel interface (8080/6800), DMA, USB OTG, Ethernet MAC | β |
| Memory Protection Unit | Yes (MPU) | β |
| Series | STM32F4 | β |
| I/O Pins | 114 GPIO (typical for LQFP144 ZI variant) | β |
| RoHS Status | Compliant | Compliant |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | β |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | -40Β°C to +85Β°C |
| Maximum Clock Speed | β | 180 MHz |
| Supply Voltage Range | β | 1.8 V to 3.6 V |
| Package | β | LQFP144 (20x20 mm) |
| Number of I/O Pins | β | 114 |
| ADC | β | 3x 12-bit, up to 24 channels |
| DAC | β | 2x 12-bit |
| Timers | β | 12x 16-bit, 2x 32-bit |
| USART | β | 4x |
| SPI | β | 4x |
| I2C | β | 4x |
| USB | β | USB OTG FS/HS |
| CAN | β | 2x |
| FMC | β | Yes (external memory interface) |
| RNG | β | Yes (true random number generator) |
| RTC | β | Yes (with calendar) |
| DMA | β | 16 channels |