STM32H743ZIT6 vs STM32H7B3ZIT6 Comparison
Detailed side-by-side comparison of STM32H743ZIT6 by STMicroelectronics and STM32H7B3ZIT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32H743ZIT6 - 480MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H743ZIT6 ✓ ActiveSTMicroelectronics
STM32H7B3ZIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H7B3ZIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32H743ZIT6 | STM32H7B3ZIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | — |
| Unit Price (USD) | $10.65 | — |
| Core Architecture | ARM Cortex-M7 with double-precision FPU | — |
| Maximum Clock Speed | 480 MHz | — |
| Flash Memory | 2 MB | 2 MB |
| SRAM | 1 MB (includes 64 KB DTCM + AXI SRAM) | 1.4 MB |
| Instruction Cache | 16 KB | — |
| Data Cache | 16 KB | — |
| Package | LQFP-144 (20x20 mm) | LQFP144 (20x20 mm) |
| Operating Voltage | 1.62 V to 3.6 V | — |
| ADC | 3x 12-bit, up to 3.6 MSPS | 3x 16-bit, 3.6 MSPS |
| DAC | 2x 12-bit | 2x 12-bit |
| Timers | Advanced-control, general-purpose, basic; HRTIM | 20x 16-bit, 2x 32-bit |
| Communication Interfaces | USART, SPI, I2C, CAN FD, USB OTG, Ethernet MAC, SDMMC | Ethernet, USB OTG HS, 4x USART, 4x SPI, 4x I2C, 2x FDCAN |
| Graphics Accelerator | Chrom-ART (DMA2D) | — |
| Cryptography | AES, SHA, TRNG (hardware) | — |
| Operating Temperature | -40 C to +85 C (industrial grade) | -40C to +85C |
| Mounting Type | Surface Mount | — |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Core | — | Arm Cortex-M7 |
| Max Clock Speed | — | 280 MHz |
| Supply Voltage | — | 1.62 V to 3.6 V |
| GPIO Pins | — | 114 |
| DMA | — | 2x DMA controllers with 16 streams each |
| Cryptographic Acceleration | — | AES, DES, 3DES, SHA-1, SHA-256 |
| CoreMark | — | 856 |