STMicroelectronics STM32H745IIK3 Microcontrollers
High-performance and DSP with DP-FPU, Arm Cortex-M7 + Cortex-M4 MCU with 2MBytes of Flash memory, 1MB RAM, 480 MHz CPU, Art Accelerator, L1 cache, external memory interface, lar…
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32H745IIK3
Series
Base Model
Detailed Description
High-performance and DSP with DP-FPU, Arm Cortex-M7 + Cortex-M4 MCU with 2MBytes of Flash memory, 1MB RAM, 480 MHz CPU, Art Accelerator, L1 cache, external memory interface, large set of peripherals, SMPS
Package
201-UFBGA
Lifecycle Status
Active
Datasheet
STM32H745IIK3 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32H745IIK3 Microcontrollers technical specifications.
General
Series
STM32H7
RAM Size
1M x 8
RoHS
Yes
Package / Case
201-UFBGA
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
Number of I/O
128
Related Parts Comparison (STM32H745IIK3 vs STM32H723ZET6 vs STM32H735IGT6 vs STM32H725RGV3)
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 | 201-UFBGA | 144-LQFP | 176-LQFP | 68-VFQFN Exposed Pad |
| 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 ~ 125°C (TA) |
| Supply Voltage | 1.62V ~ 3.6V | 1.62V ~ 3.6V | 1.62V ~ 3.6V | 1.71V ~ 3.6V |
| Core Processor | ARM® Cortex®-M4/M7 | ARM® Cortex®-M7 | ARM® Cortex®-M7 | ARM® Cortex®-M7 |
| Core Size | 32-Bit Dual-Core | 32-Bit | 32-Bit | 32-Bit |
| RAM Size | 1M x 8 | 564K x 8 | 560K 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, Ethernet, I²C, IrDA, LINbus, SAI, SmartCard, SPDIF, SPI, 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, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG |
| Data Converters | A/D 36x16b; D/A 2x12b | A/D 12x12b, 30x16b; D/A 2x12b | A/D 12x12b, 30x16b; D/A 2x12b | A/D 28x12/16b; D/A 2x12b |
| Number of I/O | 128 | 112 | 119 | 46 |
| 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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