STM32H745ZIT6 vs STM32H755ZIT6 Comparison
Detailed side-by-side comparison of STM32H745ZIT6 by STMicroelectronics and STM32H755ZIT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32H745ZIT6 - Dual-Core Cortex-M7/M4 MCU, 480MHz, 2MB Flash | STMicroelectronics
STM32H745ZIT6 ✓ ActiveSTMicroelectronics
STM32H755ZIT6 - Dual-Core Cortex-M7/M4 MCU, 2MB Flash | STMicroelectronics
STM32H755ZIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32H745ZIT6 | STM32H755ZIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Unit Price (USD) | — | $16.19 |
| Core Architecture | Arm Cortex-M7 + Cortex-M4 dual-core (32-bit) | Dual-core Arm Cortex-M7 + Cortex-M4 |
| Cortex-M7 Max Frequency | 480 MHz | 480 MHz |
| Cortex-M4 Max Frequency | 240 MHz | 240 MHz |
| FPU (M7) | Double-precision | — |
| FPU (M4) | Single-precision | — |
| Program Flash | 2 MB (dual-bank) | — |
| SRAM | 1 MB (DTCM + AXI SRAM + SRAM1-4) | 1 MB (DTCM + AXI + SRAM1/2/3) |
| Operating Voltage | 1.62 V to 3.6 V | — |
| Package | 144-pin LQFP (20x20 mm, 0.5 mm pitch) | LQFP-144 (20x20 mm) |
| Operating Temperature | -40 C to +85 C (industrial grade 6) | -40 °C to +85 °C (industrial grade) |
| I/O Pins | 97 user I/Os | — |
| ADC | 3x 12-bit, up to 3.6 MSPS, 23 channels | 3 x 16-bit, up to 3.6 MSPS |
| DAC | 2x 12-bit | 2 x 12-bit |
| Communication Interfaces | Ethernet, USB 2.0 HS, CAN-FD, SDMMC, UART, SPI, I2C | Ethernet, USB OTG HS/FS, 2x CAN FD, 6x SPI, 4x I2C, USART/UART, SDMMC, SAI |
| Graphics Accelerator | Chrom-ART + hardware JPEG codec | — |
| Cryptographic Accelerator | AES, Hash, TRNG | — |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL level] | 3 (per JEDEC J-STD-020) |
| Flash Memory | — | 2 MB (dual-bank) |
| GPIO Count | — | 114 |
| Supply Voltage VDD | — | 1.62 V to 3.6 V |
| Graphics | — | Chrom-ART Accelerator, LCD-TFT controller, JPEG codec |
| Crypto Accelerators | — | AES, SHA, RSA, TRNG |
| Internal SMPS | — | Yes (step-down for core) |
| Process Node | — | 40 nm CMOS |