STMicroelectronics STM32H755IIT3 Microcontroller, Microprocessor, FPGA Modules
ARM® Cortex®-M4, Cortex®-M7 STM32H7 Microcontroller IC 32-Bit Dual-Core 240MHz, 480MHz 2MB (2M x 8) FLASH 176-LQFP (24x24)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32H755IIT3
Series
Detailed Description
MCU 32-Bit Dual ARM Cortex M7 RISC 2MB Flash 1.62V to 3.6V 176-Pin LQFP Tray/Tube
Package
176-LQFP
Key Features
Package / Case: 176-LQFP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
STM32H755IIT3 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32H755IIT3 Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
Series
STM32H7
RAM Size
1M x 8
Package / Case
176-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
1.62V ~ 3.6V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT
Speed
240MHz, 480MHz
Connectivity
CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG
Related Parts Comparison (STM32H755IIT3 vs STM32H750VBT6TR vs STM32H743IGT6 vs STM32H735IGK6)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Series | STM32H7 | STM32H7 | STM32H7 | STM32H7 |
| Package / Case | 176-LQFP | 100-LQFP | 176-LQFP | 201-UFBGA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.62V ~ 3.6V | 1.62V ~ 3.6V | 1.62V ~ 3.6V | 1.62V ~ 3.6V |
| Core Processor | ARM® Cortex®-M4, Cortex®-M7 | ARM® Cortex®-M7 | ARM® Cortex®-M7 | ARM® Cortex®-M7 |
| Core Size | 32-Bit Dual-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 1M x 8 | 1M x 8 | 1M x 8 | 564K x 8 |
| Lifecycle Status | Active | Active | Active | Active |
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG |
| Data Converters | A/D 28x16b Sigma-Delta; D/A 2x12b | A/D 16x16b; D/A 2x12b | A/D 36x16b; D/A 2x12b | A/D 12x12/b, 22x16b; D/A 2x12b |
| Number of I/O | 119 | 82 | 140 | 128 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
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STM32H735IGK6STMicroelectronicsARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 550MHz 1MB (1M x 8) FLASH 176+25UFBGA (10x10)