STMicroelectronics

STM32H753ZIT6 - 32-bit Arm Cortex-M7 MCU, 2MB Flash | STMicroelectronics

MPN: STM32H753ZIT6 βœ“ Active
In Stock (99,999) Ships in 1-3 business days
1.62 V to 3.6 V Vdss LQFP144 (20x20 mm) Package 480 MHz Speed 2 MB (dual-bank) Memory
$18.5 USD / Unit
MOQ: 1 |
Volume Pricing
Qty Unit Price Extended
1 $18.5 $18.50
10 $16.8 $168.00
100 $14.2 $1,420.00
500 $12.9 $6,450.00
1,000 $11.75 $11,750.00
ℹ️ All prices are in USD

Drop-in alternatives for STM32H753ZIT6 β€” same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool β€” Select alternative parts for side-by-side comparison:

STM32H743ZIT6

βœ… Drop-In
STMicroelectronics
πŸ“¦ LQFP144
ARM Cortex-M7 Β· 480 MHz Β· 2 MB Β· 1 MB Β· 1.62 V to 3.6 V Β· LQFP144 (20x20 mm) Β· 114 Β· 16-bit

βœ“ 99,999 In Stock

$11.85 / Unit

View Datasheet β†’

STM32H753ZIT6TR

βœ… Drop-In
πŸ“¦ LQFP144
Same die, tape and reel packaging variant

πŸ“‹ Reference alternative (not in catalog)

STM32H753ZIT6U

βœ… Drop-In
πŸ“¦ LQFP144
Same die, tray packaging variant

πŸ“‹ Reference alternative (not in catalog)

STM32H750ZBT6

βœ… Drop-In
πŸ“¦ LQFP144
Same package, 128 KB Flash (less memory), same core and peripherals

πŸ“‹ Reference alternative (not in catalog)

ℹ️ 2 cross-package part(s) hidden β€” different package requires PCB rework and is not a true drop-in replacement. Contact us if you need cross-package suggestions.

STM32H753ZIT6 Maximum Ratings & Electrical Characteristics

Core Arm Cortex-M7
Maximum Clock Frequency 480 MHz
Flash Memory 2 MB (dual-bank)
SRAM 1 MB
Package LQFP144 (20x20 mm)
Supply Voltage 1.62 V to 3.6 V
Operating Temperature -40C to +85C
GPIO Pins 114
ADC 3x 16-bit, 3.6 MSPS
DAC 2x 12-bit
Communication Interfaces Ethernet, USB OTG HS/FS, CAN FD, 4x USART, 4x SPI, 4x I2C
Timers 2x 32-bit, 12x 16-bit
DMA 2x DMA controllers with 16 streams each
Cryptographic Acceleration AES, DES, 3DES, SHA-1, SHA-256
Graphics Chrom-ART Accelerator (DMA2D)
RoHS Status Compliant

STM32H753ZIT6 Pin Configuration

LQFP-144 Package Pinout Diagram LQFP-144 20x20mm, P0.5mm, JEDEC MS-026. 1 36 LQFP-144
Pin 1 PE2 β€” GPIO / alternate functions
Pin 2 PE3 β€” GPIO / alternate functions
Pin 3 PE4 β€” GPIO / alternate functions
Pin 4 PE5 β€” GPIO / alternate functions
Pin 5 PE6 β€” GPIO / alternate functions
Pin 6 VBAT β€” Backup battery supply
Pin 7 PC13 β€” GPIO / RTC output
Pin 8 PC14 β€” GPIO / OSC32_IN
Pin 9 PC15 β€” GPIO / OSC32_OUT
Pin 10 PF0 β€” GPIO / alternate functions
Pin 11 PF1 β€” GPIO / alternate functions
Pin 12 PF2 β€” GPIO / alternate functions
Pin 13 PF3 β€” GPIO / alternate functions
Pin 14 PF4 β€” GPIO / alternate functions
Pin 15 PF5 β€” GPIO / alternate functions
Pin 16 VSS β€” Ground
Pin 17 VDD β€” Digital power supply
Pin 18 PF6 β€” GPIO / alternate functions
Pin 19 PF7 β€” GPIO / alternate functions
Pin 20 PF8 β€” GPIO / alternate functions
Pin 21 PF9 β€” GPIO / alternate functions
Pin 22 PF10 β€” GPIO / alternate functions
Pin 23 PF11 β€” GPIO / alternate functions
Pin 24 PF12 β€” GPIO / alternate functions
Pin 25 PF13 β€” GPIO / alternate functions
Pin 26 PF14 β€” GPIO / alternate functions
Pin 27 PF15 β€” GPIO / alternate functions
Pin 28 VSS β€” Ground
Pin 29 VDD β€” Digital power supply
Pin 30 PG0 β€” GPIO / alternate functions
Pin 31 PG1 β€” GPIO / alternate functions
Pin 32 PG2 β€” GPIO / alternate functions
Pin 33 PG3 β€” GPIO / alternate functions
Pin 34 PG4 β€” GPIO / alternate functions
Pin 35 PG5 β€” GPIO / alternate functions
Pin 36 PG6 β€” GPIO / alternate functions
Pin 37 PG7 β€” GPIO / alternate functions
Pin 38 PG8 β€” GPIO / alternate functions
Pin 39 PG9 β€” GPIO / alternate functions
Pin 40 PG10 β€” GPIO / alternate functions
Pin 41 PG11 β€” GPIO / alternate functions
Pin 42 PG12 β€” GPIO / alternate functions
Pin 43 PG13 β€” GPIO / alternate functions
Pin 44 PG14 β€” GPIO / alternate functions
Pin 45 PG15 β€” GPIO / alternate functions
Pin 46 VSS β€” Ground
Pin 47 VDD β€” Digital power supply
Pin 48 PH0 β€” GPIO / OSC_IN
Pin 49 PH1 β€” GPIO / OSC_OUT
Pin 50 PH2 β€” GPIO / alternate functions
Pin 51 PH3 β€” GPIO / alternate functions
Pin 52 PH4 β€” GPIO / alternate functions
Pin 53 PH5 β€” GPIO / alternate functions
Pin 54 PH6 β€” GPIO / alternate functions
Pin 55 PH7 β€” GPIO / alternate functions
Pin 56 PH8 β€” GPIO / alternate functions
Pin 57 PH9 β€” GPIO / alternate functions
Pin 58 PH10 β€” GPIO / alternate functions
Pin 59 PH11 β€” GPIO / alternate functions
Pin 60 PH12 β€” GPIO / alternate functions
Pin 61 PH13 β€” GPIO / alternate functions
Pin 62 PH14 β€” GPIO / alternate functions
Pin 63 PH15 β€” GPIO / alternate functions
Pin 64 VSS β€” Ground
Pin 65 VDD β€” Digital power supply
Pin 66 PI0 β€” GPIO / alternate functions
Pin 67 PI1 β€” GPIO / alternate functions
Pin 68 PI2 β€” GPIO / alternate functions
Pin 69 PI3 β€” GPIO / alternate functions
Pin 70 PI4 β€” GPIO / alternate functions
Pin 71 PI5 β€” GPIO / alternate functions
Pin 72 PI6 β€” GPIO / alternate functions
Pin 73 PI7 β€” GPIO / alternate functions
Pin 74 PI8 β€” GPIO / alternate functions
Pin 75 PI9 β€” GPIO / alternate functions
Pin 76 PI10 β€” GPIO / alternate functions
Pin 77 PI11 β€” GPIO / alternate functions
Pin 78 PI12 β€” GPIO / alternate functions
Pin 79 PI13 β€” GPIO / alternate functions
Pin 80 PI14 β€” GPIO / alternate functions
Pin 81 PI15 β€” GPIO / alternate functions
Pin 82 VSS β€” Ground
Pin 83 VDD β€” Digital power supply
Pin 84 PA0 β€” GPIO / alternate functions
Pin 85 PA1 β€” GPIO / alternate functions
Pin 86 PA2 β€” GPIO / alternate functions
Pin 87 PA3 β€” GPIO / alternate functions
Pin 88 PA4 β€” GPIO / alternate functions
Pin 89 PA5 β€” GPIO / alternate functions
Pin 90 PA6 β€” GPIO / alternate functions
Pin 91 PA7 β€” GPIO / alternate functions
Pin 92 PA8 β€” GPIO / alternate functions
Pin 93 PA9 β€” GPIO / alternate functions
Pin 94 PA10 β€” GPIO / alternate functions
Pin 95 PA11 β€” GPIO / alternate functions
Pin 96 PA12 β€” GPIO / alternate functions
Pin 97 PA13 β€” GPIO / SWDIO
Pin 98 PA14 β€” GPIO / SWCLK
Pin 99 PA15 β€” GPIO / alternate functions
Pin 100 VSS β€” Ground
Pin 101 VDD β€” Digital power supply
Pin 102 PC0 β€” GPIO / alternate functions
Pin 103 PC1 β€” GPIO / alternate functions
Pin 104 PC2 β€” GPIO / alternate functions
Pin 105 PC3 β€” GPIO / alternate functions
Pin 106 PC4 β€” GPIO / alternate functions
Pin 107 PC5 β€” GPIO / alternate functions
Pin 108 PC6 β€” GPIO / alternate functions
Pin 109 PC7 β€” GPIO / alternate functions
Pin 110 PC8 β€” GPIO / alternate functions
Pin 111 PC9 β€” GPIO / alternate functions
Pin 112 PC10 β€” GPIO / alternate functions
Pin 113 PC11 β€” GPIO / alternate functions
Pin 114 PC12 β€” GPIO / alternate functions
Pin 115 PC13 β€” GPIO / RTC output
Pin 116 PC14 β€” GPIO / OSC32_IN
Pin 117 PC15 β€” GPIO / OSC32_OUT
Pin 118 VSS β€” Ground
Pin 119 VDD β€” Digital power supply
Pin 120 PB0 β€” GPIO / alternate functions
Pin 121 PB1 β€” GPIO / alternate functions
Pin 122 PB2 β€” GPIO / alternate functions
Pin 123 PB3 β€” GPIO / alternate functions
Pin 124 PB4 β€” GPIO / alternate functions
Pin 125 PB5 β€” GPIO / alternate functions
Pin 126 PB6 β€” GPIO / alternate functions
Pin 127 PB7 β€” GPIO / alternate functions
Pin 128 PB8 β€” GPIO / alternate functions
Pin 129 PB9 β€” GPIO / alternate functions
Pin 130 PB10 β€” GPIO / alternate functions
Pin 131 PB11 β€” GPIO / alternate functions
Pin 132 PB12 β€” GPIO / alternate functions
Pin 133 PB13 β€” GPIO / alternate functions
Pin 134 PB14 β€” GPIO / alternate functions
Pin 135 PB15 β€” GPIO / alternate functions
Pin 136 VSS β€” Ground
Pin 137 VDD β€” Digital power supply
Pin 138 PD0 β€” GPIO / alternate functions
Pin 139 PD1 β€” GPIO / alternate functions
Pin 140 PD2 β€” GPIO / alternate functions
Pin 141 PD3 β€” GPIO / alternate functions
Pin 142 PD4 β€” GPIO / alternate functions
Pin 143 PD5 β€” GPIO / alternate functions
Pin 144 PD6 β€” GPIO / alternate functions

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for STM32H753ZIT6 Drain-to-Source Voltage (Vds) Drain Current (Id)

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

STM32H753ZIT6 is suitable for 6 applications: Industrial Automation, Motor Control, Medical Devices, High-End Audio Equipment, IoT Gateways, Robotics.

🏭

Industrial Automation

The STM32H753ZIT6 is ideal for industrial automation due to its high processing power (480 MHz Cortex-M7) and rich peripheral set. It can handle complex PLC logic, real-time control loops, and HMI interfaces. The dual-bank Flash enables safe firmware updates in the field, while the Ethernet MAC supports industrial protocols like EtherCAT and PROFINET. The 16-bit ADCs with 3.6 MSPS provide precise analog sensing for process control. The device's wide temperature range (-40Β°C to +85Β°C) ensures reliability in harsh factory environments. With support for CAN FD, it can integrate into existing industrial networks. The cryptographic hardware enhances security for secure boot and communication encryption, protecting intellectual property and preventing unauthorized access.

⚑

Motor Control

The STM32H753ZIT6 excels in motor control applications, such as field-oriented control (FOC) of brushless DC (BLDC) motors. Its advanced timers generate complementary PWM signals with dead-time insertion, essential for driving three-phase inverters. The 16-bit ADC with 3.6 MSPS samples motor currents and voltages with high resolution, enabling precise torque and speed control. The 480 MHz clock allows execution of complex control algorithms, such as sensorless FOC with observers, in real time. The device's DMA controllers offload data transfer, reducing CPU load. The Chrom-ART accelerator can drive a graphical user interface for motor parameters display. The cryptographic hardware secures firmware updates and communication with higher-level controllers. The device's robust design, including brown-out reset and watchdog timers, ensures reliable operation in industrial motor drives.

πŸ’Š

Medical Devices

The STM32H753ZIT6 is suitable for medical devices like patient monitors, infusion pumps, and diagnostic equipment. Its high performance enables real-time signal processing for ECG, EEG, and blood pressure monitoring. The 16-bit ADC with high sampling rate captures biosignals with high fidelity. The device's low-power modes (Sleep, Stop, Standby) extend battery life in portable devices. The cryptographic hardware ensures secure storage of patient data and secure communication with hospital networks, complying with data privacy regulations. The dual-bank Flash allows firmware updates without interrupting device operation, critical for continuous monitoring. The device's rich connectivity (USB, Ethernet, UART) interfaces with external sensors and displays. The wide operating temperature range and industrial-grade reliability make it suitable for medical environments.

🎧

High-End Audio Equipment

The STM32H753ZIT6 is used in high-end audio equipment such as digital audio players, AV receivers, and professional audio interfaces. Its 480 MHz Cortex-M7 core with DSP instructions handles audio codecs (e.g., MP3, AAC, FLAC) and effects processing in real time. The device's SAI (Serial Audio Interface) supports I2S, TDM, and PDM formats, interfacing with high-performance audio DACs and ADCs. The Chrom-ART accelerator drives graphical user interfaces for audio control. The cryptographic hardware enables secure streaming and DRM protection. The device's low-jitter clocking and dedicated audio PLL ensure high-fidelity audio reproduction. The dual-bank Flash allows firmware updates for new audio features. The device's high-speed USB OTG supports audio streaming to and from computers.

🌐

IoT Gateways

The STM32H753ZIT6 serves as a powerful IoT gateway, aggregating data from multiple sensors and communicating with cloud services. Its Ethernet MAC and USB OTG provide wired connectivity, while external modules (e.g., Wi-Fi, LoRa) can be added via SPI or UART. The device's high processing power enables edge computing, such as data filtering and anomaly detection, reducing cloud latency. The cryptographic hardware secures communication using TLS/DTLS, protecting data in transit. The device's low-power modes optimize energy consumption for battery-powered gateways. The dual-bank Flash allows over-the-air (OTA) firmware updates. The rich peripheral set (multiple UART, SPI, I2C) interfaces with various sensors and actuators. The device's industrial temperature range ensures reliable operation in outdoor environments.

πŸ€–

Robotics

The STM32H753ZIT6 is ideal for robotics applications, including autonomous mobile robots (AMRs) and robotic arms. Its 480 MHz Cortex-M7 core handles complex kinematics and path planning algorithms. The device's advanced timers generate PWM signals for servo and motor control. The 16-bit ADCs read encoder and sensor data with high precision. The device's multiple communication interfaces (CAN FD, UART, SPI) connect to various sensors, actuators, and other controllers. The cryptographic hardware secures communication and firmware. The device's low-power modes extend battery life in mobile robots. The Chrom-ART accelerator can drive a display for user interaction. The device's robust design, including watchdog timers and brown-out reset, ensures reliable operation in dynamic environments.

Recommended Products Summary

LAN8720A Ethernet PHY for industrial networking Used in: Industrial Automation TJA1051 CAN transceiver for industrial bus Used in: Industrial Automation IR2104 Gate driver for MOSFET/IGBT in inverter Used in: Motor Control ACS712 Current sensor for motor phase current Used in: Motor Control ADS1298 Analog front-end for biopotential measurement Used in: Medical Devices SSD1306 OLED display for patient interface Used in: Medical Devices PCM1794A High-performance audio DAC Used in: High-End Audio Equipment OPA1612 Audio op-amp for output stage Used in: High-End Audio Equipment ESP32 Wi-Fi module for wireless connectivity Used in: IoT Gateways SX1276 LoRa transceiver for long-range communication Used in: IoT Gateways DRV8825 Stepper motor driver Used in: Robotics VL53L0X Time-of-flight distance sensor for obstacle avoidance Used in: Robotics
What is the maximum clock frequency of STM32H753ZIT6?
The STM32H753ZIT6 operates at a maximum clock frequency of 480 MHz. According to the STMicroelectronics datasheet (DS12023), the Cortex-M7 core can run at 480 MHz with zero-wait-state execution from Flash when the ART accelerator is enabled.
How much Flash and SRAM does STM32H753ZIT6 have?
The STM32H753ZIT6 has 2 MB of dual-bank Flash memory and 1 MB of SRAM. The dual-bank Flash supports read-while-write, allowing firmware updates without halting the system, as detailed in the STM32H7 reference manual (RM0433).
What is the difference between STM32H753ZIT6 and STM32H743ZIT6?
The STM32H753ZIT6 and STM32H743ZIT6 are pin-compatible, but the H753 adds a hardware cryptographic processor (AES, DES, 3DES, SHA-1, SHA-256) and a true random number generator (TRNG). The H743 lacks these security features. Both share the same LQFP144 package and 480 MHz Cortex-M7 core.
Can STM32H753ZIT6 be used for motor control applications?
Yes, the STM32H753ZIT6 is well-suited for motor control due to its advanced timers (2x 32-bit, 12x 16-bit) with dead-time generation and complementary PWM outputs, plus a 16-bit ADC with 3.6 MSPS for current sensing. The high clock speed enables complex FOC (Field-Oriented Control) algorithms in real time.
What is the supply voltage range of STM32H753ZIT6?
The STM32H753ZIT6 operates from 1.62V to 3.6V. The core logic can be powered at 1.2V via an internal regulator, while the I/O and analog supply (VDDA) can range from 1.62V to 3.6V, as specified in the datasheet.
Does STM32H753ZIT6 support Ethernet?
Yes, the STM32H753ZIT6 includes a 10/100 Ethernet MAC with dedicated DMA and supports MII and RMII interfaces. It requires an external PHY chip, such as the LAN8720A, for physical layer connectivity.
What is the price of STM32H753ZIT6?
As of 2026-08-09, the STM32H753ZIT6 is priced at approximately $18.50 for single-unit quantities, $14.20 at 100 units, and $11.75 at 1000 units from major distributors like DigiKey and Mouser. Prices may vary based on availability and region.
Where can I buy STM32H753ZIT6 online?
The STM32H753ZIT6 is available from authorized distributors including DigiKey, Mouser, and Arrow Electronics. You can also purchase directly from STMicroelectronics' e-store. Check stock availability and lead times on these platforms as of 2026-08-09.
What is the lead time for STM32H753ZIT6?
The typical lead time for STM32H753ZIT6 is 8-12 weeks from STMicroelectronics, but it may be shorter from distributors with existing stock. As of 2026-08-09, DigiKey and Mouser often have stock available for immediate shipment.
Is STM32H753ZIT6 in stock?
As of 2026-08-09, STM32H753ZIT6 is in stock at major distributors like DigiKey and Mouser, with quantities available for immediate order. However, stock levels can fluctuate, so check the distributor websites for real-time availability.
What is the best drop-in replacement for STM32H753ZIT6?
The best drop-in replacement for STM32H753ZIT6 is the STM32H743ZIT6, which is pin-compatible and shares the same LQFP144 package and 480 MHz Cortex-M7 core. The H743 lacks the cryptographic hardware but is otherwise identical. For a cross-brand alternative, the NXP i.MX RT1052 is not pin-compatible, so it is not a drop-in replacement.
Can STM32H743ZIT6 replace STM32H753ZIT6?
Yes, the STM32H743ZIT6 can replace the STM32H753ZIT6 in most applications, as it is pin-compatible and has the same core, memory, and peripherals. The only difference is the absence of the cryptographic accelerator and TRNG on the H743. If your application does not require hardware encryption, the H743 is a cost-effective drop-in replacement.
What is the best NXP equivalent for STM32H753ZIT6?
The NXP i.MX RT1052 is a comparable Cortex-M7 MCU with 600 MHz clock and 512 KB SRAM, but it is not pin-compatible with the STM32H753ZIT6 (different package and pinout). For a true drop-in replacement, stick with STM32H7 family variants like the STM32H743ZIT6.
Where can I download the STM32H753ZIT6 datasheet PDF?
The STM32H753ZIT6 datasheet (DS12023) can be downloaded from the STMicroelectronics website at https://www.st.com/resource/en/datasheet/stm32h753zi.pdf. It contains full specifications, pinout, and electrical characteristics.
Where can I find the STM32H753ZIT6 pinout?
The STM32H753ZIT6 pinout is provided in the datasheet (DS12023) and the STM32H7 reference manual (RM0433). The LQFP144 package has 144 pins, with detailed pin assignments for GPIO, power, and peripherals. You can also use STM32CubeMX to generate a pinout diagram for your design.
What are the key specifications of STM32H753ZIT6 that engineers should know?
The STM32H753ZIT6 features a 480 MHz Arm Cortex-M7 core with double-precision FPU, 2 MB dual-bank Flash, 1 MB SRAM, 3x 16-bit ADCs at 3.6 MSPS, 2x 12-bit DACs, Ethernet MAC, USB OTG HS/FS, CAN FD, and a hardware cryptographic processor. It operates from 1.62V to 3.6V and is available in LQFP144. These specs make it ideal for high-performance embedded applications requiring real-time processing and security.
Hey Google, what can replace STM32H753ZIT6?
The STM32H753ZIT6 can be replaced by the STM32H743ZIT6, which is pin-compatible and has the same core and memory, but lacks the cryptographic hardware. For a cross-brand alternative, the NXP i.MX RT1052 offers similar performance but is not pin-compatible, so it requires a PCB redesign.
Is STM32H753ZIT6 the same as STM32H743ZIT6?
No, the STM32H753ZIT6 and STM32H743ZIT6 are not the same. The H753 includes a hardware cryptographic processor and TRNG, while the H743 does not. They are pin-compatible and share the same package, but the H753 has additional security features.
What is the operating temperature range of STM32H753ZIT6?
The STM32H753ZIT6 operates over a temperature range of -40Β°C to +85Β°C (industrial grade). This makes it suitable for industrial and automotive applications where temperature extremes are common.
Does STM32H753ZIT6 support USB OTG?
Yes, the STM32H753ZIT6 supports USB OTG HS and FS with dedicated DMA. The HS interface requires an external PHY (e.g., USB3300) for high-speed operation, while the FS interface can operate with an internal PHY.

Engineering reference data for STM32H753ZIT6 β€” comparison, design guidance, and compliance information.

Selection Guide

Choose the STM32H753ZIT6 when you need the highest performance STM32H7 MCU with hardware cryptographic acceleration for secure applications like IoT gateways, medical devices, and industrial automation. If you do not require hardware encryption, the STM32H743ZIT6 is a cost-effective drop-in replacement with the same package and pinout. For applications with limited Flash requirements (e.g., simple control tasks), the STM32H750ZBT6 offers a lower-cost option with 128 KB Flash but the same core and peripherals. If you need more GPIOs and a larger package, consider the STM32H753BIT6 (LQFP176), but note it is not pin-compatible. For cross-brand alternatives, the NXP i.MX RT1052 offers higher clock speed (600 MHz) but requires a PCB redesign due to different package and pinout, making it suitable only for new designs where NXP ecosystem is preferred.

Comparison with Alternatives

Parameter This Product STM32H743ZIT6 STM32H753ZIT6TR STM32H753ZIT6U STM32H750ZBT6 STM32H753BIT6 i.MX RT1052
Package LQFP144 LQFP144 - same LQFP144 - same LQFP144 - same LQFP144 - same LQFP176 - different BGA196 - different
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics NXP Semiconductors
Core Clock 480 MHz 480 MHz 480 MHz 480 MHz 480 MHz 480 MHz 600 MHz
Flash Memory 2 MB 2 MB 2 MB 2 MB 128 KB 2 MB 0 KB (external flash)
SRAM 1 MB 1 MB 1 MB 1 MB 1 MB 1 MB 512 KB
Cryptographic Hardware Yes (AES, DES, 3DES, SHA-1, SHA-256) No Yes Yes Yes Yes No
Ethernet MAC Yes Yes Yes Yes Yes Yes Yes
USB OTG HS + FS HS + FS HS + FS HS + FS HS + FS HS + FS HS + FS
Price (1pc) $18.50 $16.20 $18.50 $18.50 $12.80 $21.30 $15.40

Key Differentiators

  • Hardware cryptographic processor (vs STM32H743ZIT6)
  • Dual-bank Flash with read-while-write (vs STM32H750ZBT6)
  • Pin-compatible with STM32H743ZIT6 (vs i.MX RT1052)

Design Notes

The STM32H753ZIT6 requires a stable power supply. Decouple each VDD pin with a 100 nF ceramic capacitor placed as close as possible to the pin, and add a 4.7 uF bulk capacitor on the main supply. The VDDA pin (analog supply) should be filtered with a ferrite bead and a 1 uF capacitor to reduce noise for ADC accuracy. The VCAP pins require a 2.2 uF capacitor to stabilize the internal core voltage regulator. Refer to the STM32H7 reference manual (RM0433) for detailed power supply recommendations.

For high-speed interfaces like Ethernet (RMII) and USB OTG HS, maintain controlled impedance (50 ohms for single-ended, 90 ohms differential for USB) and keep trace lengths short. Place the external PHY close to the MCU to minimize signal skew. For the crystal oscillator (HSE), place the crystal and load capacitors close to the OSC_IN/OSC_OUT pins, and keep the ground plane underneath to reduce noise. Follow the layout guidelines in the STM32H7 hardware development application note (AN4666).

The STM32H753ZIT6 in LQFP144 package has a thermal resistance (theta_JA) of approximately 40 C/W. At 480 MHz with all peripherals active, power dissipation can reach 500 mW, resulting in a temperature rise of 20C above ambient. Ensure adequate airflow or a thermal pad on the PCB to keep the junction temperature below 125C. For high-power applications, consider using the LQFP176 variant with a larger package for better heat dissipation.

Compliance Information

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Lead Free
Yes
Halogen Free
Yes
Conflict Minerals
Compliant

RoHS and REACH compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32H7A3 or dedicated automotive MCUs.

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