STM32F427IIT6 vs STM32F427ZIT6 Comparison
Detailed side-by-side comparison of STM32F427IIT6 by STMicroelectronics and STM32F427ZIT6 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
STM32F427ZIT6 - 180MHz ARM Cortex-M4F MCU, 2MB Flash | STMicroelectronics
STM32F427ZIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32F427IIT6 | STM32F427ZIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.20 | $8.10 |
| 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 (dual-bank) |
| 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) | LQFP144 (20x20 mm) |
| Operating Temperature Range | -40C to +85C (industrial grade) | — |
| ADC | 3 x 12-bit, 2.4 MSPS | 3x 12-bit, up to 24 channels |
| DAC | 2 x 12-bit | 2x 12-bit |
| USB | USB 2.0 OTG FS + USB 2.0 OTG HS (with on-chip PHY) | 1x OTG FS/HS |
| Ethernet | 10/100 MAC with IEEE 1588v2 hardware time-stamping | 1x MAC 10/100 |
| Timers | Up to 17 (including motor-control timers) | 12 (16-bit and 32-bit) |
| 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 | — |
| Core | — | ARM Cortex-M4F with FPU |
| Maximum Clock Speed | — | 180 MHz |
| Supply Voltage | — | 1.8 V to 3.6 V |
| Operating Temperature | — | -40C to +85C |
| GPIO Pins | — | 114 |
| UART | — | 8 |
| SPI | — | 6 |
| I2C | — | 3 |
| CAN | — | 2 |
| DMA | — | 2x DMA controllers with 16 streams |
| RNG | — | Yes |
| Crypto | — | AES, DES, 3DES |
| Chrom-ART Accelerator | — | Yes |
| RoHS | — | Compliant |