STMicroelectronics

STM32F779ZIT6 - 2MB Flash, 216MHz Cortex-M7 MCU | STMicroelectronics

MPN: STM32F779ZIT6 βœ“ Active
In Stock (99,999) Ships in 1-3 business days
1.7V to 3.6V Vdss LQFP144 (20x20 mm) Package 216 MHz Speed 2 MB 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 STM32F779ZIT6 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:

STM32F769ZIT6

βœ… Drop-In
πŸ“¦ LQFP144
Same package and pinout, but lacks hardware cryptographic processor (AES/DES/3DES) and TRNG

πŸ“‹ Reference alternative (not in catalog)

STM32F767ZIT6

βœ… Drop-In
STMicroelectronics
πŸ“¦ LQFP144
ARM Cortex-M7 Β· 216 MHz Β· 2 MB Β· 512 KB Β· 114 Β· 1.7 V to 3.6 V Β· -40C to +85C Β· LQFP-144 (20x20 mm)

βœ“ 99,999 In Stock

$19.25 / Unit

View Datasheet β†’

STM32F756ZIT6

βœ… Drop-In
πŸ“¦ LQFP144
Same package and pinout, but lower max clock (216 MHz vs 216 MHz) and no hardware crypto

πŸ“‹ Reference alternative (not in catalog)

STM32F746ZIT6

βœ… Drop-In
πŸ“¦ LQFP144
Same package and pinout, but lower max clock (216 MHz vs 216 MHz) and no hardware crypto

πŸ“‹ Reference alternative (not in catalog)

STM32F745ZIT6

βœ… Drop-In
πŸ“¦ LQFP144
Same package and pinout, but lower max clock (216 MHz vs 216 MHz) and no hardware crypto

πŸ“‹ Reference alternative (not in catalog)

STM32F779ZIT6 Maximum Ratings & Electrical Characteristics

Core ARM Cortex-M7
Core Clock Speed 216 MHz
Flash Memory 2 MB
SRAM 512 KB
Package LQFP144 (20x20 mm)
Supply Voltage 1.7V to 3.6V
Operating Temperature -40Β°C to +85Β°C
Number of I/O Pins 114
ADC Resolution 12-bit
Number of ADCs 3
DAC Resolution 12-bit
Number of DACs 2
Timers 12 (16-bit and 32-bit)
Communication Interfaces 4x USART, 4x SPI, 4x I2C, 2x CAN, USB OTG FS/HS, Ethernet MAC
Cryptographic Acceleration AES, DES, 3DES, TRNG
Graphics Acceleration Chrom-ART Accelerator (DMA2D)
CoreMark Score 1082 at 216 MHz
RoHS Status Compliant

STM32F779ZIT6 Pin Configuration

LQFP-144 Package Pinout Diagram LQFP-144 20x20mm, P0.5mm, JEDEC MS-026. 1 36 LQFP-144
Pin 1 PE2 β€” General purpose I/O or alternate function
Pin 2 PE3 β€” General purpose I/O or alternate function
Pin 3 PE4 β€” General purpose I/O or alternate function
Pin 4 PE5 β€” General purpose I/O or alternate function
Pin 5 PE6 β€” General purpose I/O or alternate function
Pin 6 VBAT β€” Backup battery supply
Pin 7 PC13 β€” General purpose I/O or RTC output
Pin 8 PC14 β€” General purpose I/O or OSC32_IN
Pin 9 PC15 β€” General purpose I/O or OSC32_OUT
Pin 10 PF0 β€” General purpose I/O or alternate function
Pin 11 PF1 β€” General purpose I/O or alternate function
Pin 12 PF2 β€” General purpose I/O or alternate function
Pin 13 PF3 β€” General purpose I/O or alternate function
Pin 14 PF4 β€” General purpose I/O or alternate function
Pin 15 PF5 β€” General purpose I/O or alternate function
Pin 16 VSS β€” Ground
Pin 17 VDD β€” Power supply
Pin 18 PF6 β€” General purpose I/O or alternate function
Pin 19 PF7 β€” General purpose I/O or alternate function
Pin 20 PF8 β€” General purpose I/O or alternate function
Pin 21 PF9 β€” General purpose I/O or alternate function
Pin 22 PF10 β€” General purpose I/O or alternate function
Pin 23 PF11 β€” General purpose I/O or alternate function
Pin 24 PF12 β€” General purpose I/O or alternate function
Pin 25 PF13 β€” General purpose I/O or alternate function
Pin 26 PF14 β€” General purpose I/O or alternate function
Pin 27 PF15 β€” General purpose I/O or alternate function
Pin 28 VSS β€” Ground
Pin 29 VDD β€” Power supply
Pin 30 PG0 β€” General purpose I/O or alternate function
Pin 31 PG1 β€” General purpose I/O or alternate function
Pin 32 PG2 β€” General purpose I/O or alternate function
Pin 33 PG3 β€” General purpose I/O or alternate function
Pin 34 PG4 β€” General purpose I/O or alternate function
Pin 35 PG5 β€” General purpose I/O or alternate function
Pin 36 PG6 β€” General purpose I/O or alternate function
Pin 37 PG7 β€” General purpose I/O or alternate function
Pin 38 PG8 β€” General purpose I/O or alternate function
Pin 39 PG9 β€” General purpose I/O or alternate function
Pin 40 PG10 β€” General purpose I/O or alternate function
Pin 41 PG11 β€” General purpose I/O or alternate function
Pin 42 PG12 β€” General purpose I/O or alternate function
Pin 43 PG13 β€” General purpose I/O or alternate function
Pin 44 PG14 β€” General purpose I/O or alternate function
Pin 45 PG15 β€” General purpose I/O or alternate function
Pin 46 VSS β€” Ground
Pin 47 VDD β€” Power supply
Pin 48 PH0 β€” General purpose I/O or OSC_IN
Pin 49 PH1 β€” General purpose I/O or OSC_OUT
Pin 50 PH2 β€” General purpose I/O or alternate function
Pin 51 PH3 β€” General purpose I/O or alternate function
Pin 52 PH4 β€” General purpose I/O or alternate function
Pin 53 PH5 β€” General purpose I/O or alternate function
Pin 54 PH6 β€” General purpose I/O or alternate function
Pin 55 PH7 β€” General purpose I/O or alternate function
Pin 56 PH8 β€” General purpose I/O or alternate function
Pin 57 PH9 β€” General purpose I/O or alternate function
Pin 58 PH10 β€” General purpose I/O or alternate function
Pin 59 PH11 β€” General purpose I/O or alternate function
Pin 60 PH12 β€” General purpose I/O or alternate function
Pin 61 PH13 β€” General purpose I/O or alternate function
Pin 62 PH14 β€” General purpose I/O or alternate function
Pin 63 PH15 β€” General purpose I/O or alternate function
Pin 64 VSS β€” Ground
Pin 65 VDD β€” Power supply
Pin 66 PI0 β€” General purpose I/O or alternate function
Pin 67 PI1 β€” General purpose I/O or alternate function
Pin 68 PI2 β€” General purpose I/O or alternate function
Pin 69 PI3 β€” General purpose I/O or alternate function
Pin 70 PI4 β€” General purpose I/O or alternate function
Pin 71 PI5 β€” General purpose I/O or alternate function
Pin 72 PI6 β€” General purpose I/O or alternate function
Pin 73 PI7 β€” General purpose I/O or alternate function
Pin 74 PI8 β€” General purpose I/O or alternate function
Pin 75 PI9 β€” General purpose I/O or alternate function
Pin 76 PI10 β€” General purpose I/O or alternate function
Pin 77 PI11 β€” General purpose I/O or alternate function
Pin 78 PI12 β€” General purpose I/O or alternate function
Pin 79 PI13 β€” General purpose I/O or alternate function
Pin 80 PI14 β€” General purpose I/O or alternate function
Pin 81 PI15 β€” General purpose I/O or alternate function
Pin 82 VSS β€” Ground
Pin 83 VDD β€” Power supply
Pin 84 PA0 β€” General purpose I/O or alternate function
Pin 85 PA1 β€” General purpose I/O or alternate function
Pin 86 PA2 β€” General purpose I/O or alternate function
Pin 87 PA3 β€” General purpose I/O or alternate function
Pin 88 PA4 β€” General purpose I/O or alternate function
Pin 89 PA5 β€” General purpose I/O or alternate function
Pin 90 PA6 β€” General purpose I/O or alternate function
Pin 91 PA7 β€” General purpose I/O or alternate function
Pin 92 PA8 β€” General purpose I/O or alternate function
Pin 93 PA9 β€” General purpose I/O or alternate function
Pin 94 PA10 β€” General purpose I/O or alternate function
Pin 95 PA11 β€” General purpose I/O or alternate function
Pin 96 PA12 β€” General purpose I/O or alternate function
Pin 97 PA13 β€” General purpose I/O or alternate function (SWDIO)
Pin 98 PA14 β€” General purpose I/O or alternate function (SWCLK)
Pin 99 PA15 β€” General purpose I/O or alternate function
Pin 100 VSS β€” Ground
Pin 101 VDD β€” Power supply
Pin 102 PC0 β€” General purpose I/O or alternate function
Pin 103 PC1 β€” General purpose I/O or alternate function
Pin 104 PC2 β€” General purpose I/O or alternate function
Pin 105 PC3 β€” General purpose I/O or alternate function
Pin 106 PC4 β€” General purpose I/O or alternate function
Pin 107 PC5 β€” General purpose I/O or alternate function
Pin 108 PB0 β€” General purpose I/O or alternate function
Pin 109 PB1 β€” General purpose I/O or alternate function
Pin 110 PB2 β€” General purpose I/O or alternate function
Pin 111 PB3 β€” General purpose I/O or alternate function
Pin 112 PB4 β€” General purpose I/O or alternate function
Pin 113 PB5 β€” General purpose I/O or alternate function
Pin 114 PB6 β€” General purpose I/O or alternate function
Pin 115 PB7 β€” General purpose I/O or alternate function
Pin 116 PB8 β€” General purpose I/O or alternate function
Pin 117 PB9 β€” General purpose I/O or alternate function
Pin 118 PB10 β€” General purpose I/O or alternate function
Pin 119 PB11 β€” General purpose I/O or alternate function
Pin 120 VSS β€” Ground
Pin 121 VDD β€” Power supply
Pin 122 PB12 β€” General purpose I/O or alternate function
Pin 123 PB13 β€” General purpose I/O or alternate function
Pin 124 PB14 β€” General purpose I/O or alternate function
Pin 125 PB15 β€” General purpose I/O or alternate function
Pin 126 PD8 β€” General purpose I/O or alternate function
Pin 127 PD9 β€” General purpose I/O or alternate function
Pin 128 PD10 β€” General purpose I/O or alternate function
Pin 129 PD11 β€” General purpose I/O or alternate function
Pin 130 PD12 β€” General purpose I/O or alternate function
Pin 131 PD13 β€” General purpose I/O or alternate function
Pin 132 PD14 β€” General purpose I/O or alternate function
Pin 133 PD15 β€” General purpose I/O or alternate function
Pin 134 PC6 β€” General purpose I/O or alternate function
Pin 135 PC7 β€” General purpose I/O or alternate function
Pin 136 PC8 β€” General purpose I/O or alternate function
Pin 137 PC9 β€” General purpose I/O or alternate function
Pin 138 PA0 β€” General purpose I/O or alternate function
Pin 139 PA1 β€” General purpose I/O or alternate function
Pin 140 PA2 β€” General purpose I/O or alternate function
Pin 141 PA3 β€” General purpose I/O or alternate function
Pin 142 VSS β€” Ground
Pin 143 VDD β€” Power supply
Pin 144 PA4 β€” General purpose I/O or alternate function

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for STM32F779ZIT6 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

STM32F779ZIT6 is suitable for 6 applications: Industrial Automation, IoT Gateway, Medical Devices, Consumer Electronics, Smart Energy, Audio Processing.

🏭

Industrial Automation

The STM32F779ZIT6 is ideal for industrial automation due to its high-performance Cortex-M7 core, extensive communication interfaces (Ethernet, CAN, USART, SPI, I2C), and real-time control capabilities. It can handle complex PLC logic, motor control, and HMI interfaces. The hardware cryptographic processor ensures secure communication in industrial IoT networks. With 2 MB Flash and 512 KB SRAM, it can store large control algorithms and data logs. The wide temperature range (-40Β°C to +85Β°C) and robust peripherals make it suitable for factory floor environments. Its 12-bit ADCs and timers enable precise sensor acquisition and PWM generation for motor drives. The Chrom-ART Accelerator offloads graphics rendering for operator panels, reducing CPU load. Overall, the STM32F779ZIT6 provides a single-chip solution for advanced industrial controllers, reducing BOM cost and board space.

🌐

IoT Gateway

The STM32F779ZIT6 is well-suited for IoT gateways that aggregate data from multiple sensors and communicate with cloud services. Its Ethernet MAC and USB OTG interfaces enable wired and wireless connectivity options. The hardware cryptographic processor accelerates TLS/DTLS handshakes, ensuring secure data transmission. The 2 MB Flash can store protocol stacks (MQTT, CoAP) and firmware updates. The 512 KB SRAM supports buffering of sensor data and multitasking. The low-power modes (Sleep, Stop, Standby) help optimize energy consumption in battery-powered gateways. The Chrom-ART Accelerator can drive a local display for status monitoring. With its rich peripheral set, the STM32F779ZIT6 can interface with various sensors via SPI, I2C, and UART, making it a central hub in smart home and industrial IoT deployments.

πŸ’Š

Medical Devices

The STM32F779ZIT6 is suitable for medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high processing power enables real-time signal processing for ECG, EEG, and blood pressure monitoring. The multiple ADCs can sample analog sensor outputs simultaneously. The hardware cryptographic processor ensures secure storage and transmission of patient data, complying with data privacy regulations. The large memory can store patient records and firmware. The device's reliability and wide temperature range make it suitable for clinical environments. The Chrom-ART Accelerator can drive graphical user interfaces for touchscreens, enhancing user experience. The STM32F779ZIT6's low power consumption is beneficial for portable medical devices. Its extensive communication interfaces allow integration with hospital networks and medical peripherals.

πŸ“±

Consumer Electronics

The STM32F779ZIT6 powers high-end consumer electronics like smart home hubs, audio systems, and wearable devices. Its Cortex-M7 core delivers the performance needed for audio processing, voice recognition, and user interfaces. The Chrom-ART Accelerator enables smooth graphics on TFT displays. The hardware cryptographic processor secures over-the-air updates and user data. The 2 MB Flash can store large audio samples and UI assets. The device supports various connectivity options (USB, Ethernet, CAN) for smart home integration. Its low-power modes extend battery life in portable devices. The rich peripheral set allows interfacing with touchscreens, sensors, and audio codecs. The STM32F779ZIT6's high integration reduces component count, making it cost-effective for mass-produced consumer products.

⚑

Smart Energy

The STM32F779ZIT6 is used in smart energy systems such as smart meters, solar inverters, and energy management units. Its high-speed ADCs and timers enable accurate measurement of voltage and current waveforms. The Ethernet and CAN interfaces support communication with grid infrastructure and home energy management systems. The hardware cryptographic processor secures communication protocols for billing and data integrity. The large memory can store energy consumption data and firmware updates. The device's wide operating temperature range is suitable for outdoor installations. The STM32F779ZIT6's real-time capabilities enable precise control of power conversion stages in inverters. Its low power consumption is beneficial for battery-powered monitoring devices. The rich peripheral set allows interfacing with metering ICs and communication modules.

🎧

Audio Processing

The STM32F779ZIT6 is ideal for audio processing applications such as digital audio workstations, effects processors, and smart speakers. Its Cortex-M7 core with FPU can handle real-time audio algorithms like filtering, equalization, and noise reduction. The multiple I2S interfaces allow connection to high-quality audio codecs. The 2 MB Flash can store audio samples and processing code. The 512 KB SRAM supports large audio buffers. The Chrom-ART Accelerator can drive a user interface for audio control. The hardware cryptographic processor can secure audio streaming. The device's low latency and deterministic performance ensure glitch-free audio. The STM32F779ZIT6's rich peripheral set includes SAI (serial audio interface) for multi-channel audio. Its low power consumption is suitable for portable audio devices.

Recommended Products Summary

TJA1051 CAN transceiver for industrial bus communication Used in: Industrial Automation LAN8742A Ethernet PHY for network connectivity Used in: Industrial Automation ESP8266 Wi-Fi module for wireless connectivity Used in: IoT Gateway SHT30 Temperature and humidity sensor for environmental monitoring Used in: IoT Gateway ADS1298 24-bit ADC for biopotential measurements Used in: Medical Devices FTDI FT232R USB-to-UART bridge for data logging Used in: Medical Devices WM8731 Audio codec for audio playback and recording Used in: Consumer Electronics FT5x06 Capacitive touch controller for touchscreens Used in: Consumer Electronics ADE7953 Energy metering IC for power measurement Used in: Smart Energy MRF89XA Sub-GHz transceiver for wireless communication Used in: Smart Energy CS42L51 Audio codec for high-quality audio conversion Used in: Audio Processing TAS5754M Digital audio amplifier for speaker output Used in: Audio Processing
What is the maximum clock speed of STM32F779ZIT6?
The STM32F779ZIT6 operates at a maximum clock speed of 216 MHz. According to the STM32F779ZI datasheet, the Cortex-M7 core can run at 216 MHz with zero-wait-state execution from Flash when the ART accelerator is enabled, delivering 1082 CoreMark points.
How much Flash and SRAM does STM32F779ZIT6 have?
The STM32F779ZIT6 has 2 MB of Flash memory and 512 KB of SRAM. This large memory capacity allows for complex applications with extensive code and data storage, such as GUI stacks, protocol stacks, and signal processing algorithms.
What is the package type of STM32F779ZIT6?
The STM32F779ZIT6 is available in a 144-pin LQFP package (LQFP144) with a 20x20 mm body and 0.5 mm pitch. This surface-mount package is suitable for PCB designs requiring a compact footprint with high pin density.
What is the operating temperature range of STM32F779ZIT6?
The STM32F779ZIT6 operates over an industrial temperature range of -40Β°C to +85Β°C. This makes it suitable for harsh environments such as industrial control, automotive (non-safety-critical), and outdoor IoT applications.
Does STM32F779ZIT6 support hardware cryptography?
Yes, the STM32F779ZIT6 includes a hardware cryptographic processor supporting AES, DES, and 3DES algorithms, along with a true random number generator (TRNG). This offloads cryptographic operations from the CPU, enhancing security and performance in applications like secure communications and data encryption.
What is the difference between STM32F779ZIT6 and STM32F769ZIT6?
The STM32F779ZIT6 and STM32F769ZIT6 are both Cortex-M7 based MCUs with similar core and memory, but the STM32F779ZIT6 adds a hardware cryptographic processor (AES, DES, 3DES) and a true random number generator (TRNG), while the STM32F769ZIT6 lacks these security features. Both share the same LQFP144 package and are pin-compatible, making the STM32F779ZIT6 a drop-in upgrade for applications requiring hardware encryption.
Can STM32F779ZIT6 be used for real-time control applications?
Yes, the STM32F779ZIT6 is well-suited for real-time control due to its 216 MHz Cortex-M7 core, 512 KB SRAM, and rich set of timers (including 32-bit timers) and ADCs. The deterministic interrupt handling and low-latency peripherals enable precise motor control, power conversion, and industrial automation.
What development tools are compatible with STM32F779ZIT6?
The STM32F779ZIT6 is supported by ST's STM32CubeIDE, Keil MDK-ARM, IAR EWARM, and GCC-based toolchains. The STM32CubeMX configuration tool can generate initialization code, and the STM32CubeF7 firmware package provides drivers, middleware, and examples.
Is STM32F779ZIT6 RoHS compliant?
Yes, the STM32F779ZIT6 is RoHS compliant. According to STMicroelectronics' product page, the device is lead-free and meets the requirements of the EU RoHS directive, making it suitable for use in products sold in the European Union.
What is the price of STM32F779ZIT6?
As of 2026-08-06, the price of STM32F779ZIT6 is approximately $18.50 for single-unit quantities, decreasing to $11.75 at 1000 units. Prices vary by distributor and order quantity; check DigiKey or Mouser for current pricing and availability.
Where can I buy STM32F779ZIT6 online?
The STM32F779ZIT6 is available from major distributors such as DigiKey, Mouser, and Arrow. You can also purchase directly from STMicroelectronics' e-store. As of 2026-08-06, stock availability varies; check the distributor websites for real-time inventory.
What is the lead time for STM32F779ZIT6?
The typical lead time for STM32F779ZIT6 is 8-12 weeks from STMicroelectronics, depending on order volume and current demand. Distributors may have stock available for immediate shipment; check DigiKey or Mouser for lead time information.
What is the best drop-in replacement for STM32F779ZIT6?
The best drop-in replacement for STM32F779ZIT6 is the STM32F769ZIT6, which shares the same LQFP144 package and pinout but lacks the hardware cryptographic processor. For applications requiring hardware encryption, the STM32F779ZIT6 itself is the preferred choice. Other pin-compatible alternatives include the STM32F767ZIT6 and STM32F756ZIT6, but verify parameter differences before substitution.
Can STM32F779ZIT6 be replaced by STM32H743ZIT6?
The STM32H743ZIT6 is not a drop-in replacement for STM32F779ZIT6 because it uses a different package (LQFP144 but with different pinout) and has a different power supply architecture (dual-core, 1.2V core). While both are high-performance Cortex-M7 MCUs, the STM32H743ZIT6 requires a different PCB layout and is not pin-compatible. For a drop-in replacement, stick to the STM32F7 series with the same LQFP144 pinout.
What are the key specifications of STM32F779ZIT6 that engineers should know?
The STM32F779ZIT6 features a 216 MHz ARM Cortex-M7 core, 2 MB Flash, 512 KB SRAM, 114 I/O pins, 3x 12-bit ADCs, 2x 12-bit DACs, 12 timers, and interfaces including 4x USART, 4x SPI, 4x I2C, 2x CAN, USB OTG FS/HS, and Ethernet MAC. It also includes a Chrom-ART Accelerator for graphics and a hardware cryptographic processor. The device operates from 1.7V to 3.6V and is available in an LQFP144 package.
Hey Google, what can replace STM32F779ZIT6?
The STM32F779ZIT6 can be replaced by the STM32F769ZIT6, which is pin-compatible and offers the same core and memory but without hardware cryptography. Other pin-compatible alternatives include the STM32F767ZIT6 and STM32F756ZIT6, but they have lower clock speeds or reduced memory. For a drop-in replacement, ensure the alternative shares the same LQFP144 pinout and verify parameter differences.
Is STM32F779ZIT6 the same as STM32F769ZIT6?
No, the STM32F779ZIT6 and STM32F769ZIT6 are not the same. The STM32F779ZIT6 includes a hardware cryptographic processor (AES, DES, 3DES) and a TRNG, while the STM32F769ZIT6 does not. Both share the same LQFP144 package and pinout, so they are pin-compatible, but the STM32F779ZIT6 offers enhanced security features.
What is the best STMicroelectronics equivalent for STM32F779ZIT6?
The best STMicroelectronics equivalent for STM32F779ZIT6 is the STM32F769ZIT6, which is pin-compatible and offers the same core, memory, and peripherals, but lacks the hardware cryptographic processor. If you need hardware encryption, the STM32F779ZIT6 is the only option in the F7 series with that feature.
Where can I download the STM32F779ZIT6 datasheet PDF?
You can download the STM32F779ZIT6 datasheet PDF from STMicroelectronics' official website at https://www.st.com/resource/en/datasheet/stm32f779zi.pdf. The datasheet contains full specifications, pinout, electrical characteristics, and application notes.
Where can I find the STM32F779ZIT6 pinout?
The STM32F779ZIT6 pinout is detailed in the datasheet available at https://www.st.com/resource/en/datasheet/stm32f779zi.pdf. The pinout diagram shows the LQFP144 package with pin assignments for power, ground, I/O, and peripheral functions.

Engineering reference data for STM32F779ZIT6 β€” comparison, design guidance, and compliance information.

Selection Guide

Choose the STM32F779ZIT6 when you need the highest performance and security in the STM32F7 series, specifically requiring hardware cryptographic acceleration (AES/DES/3DES) and a true random number generator. It is ideal for applications like secure IoT gateways, medical devices, and industrial controllers where data security is paramount. If you do not need hardware crypto, the STM32F769ZIT6 is a cost-effective drop-in alternative with the same package and pinout. For applications with lower memory requirements, the STM32F756ZIT6 or STM32F746ZIT6 offer 1 MB Flash and 320 KB SRAM, saving cost. The STM32F767ZIT6 provides 2 MB Flash and 512 KB SRAM but lacks crypto, making it a good choice for high-performance non-security applications. All alternatives share the LQFP144 package, allowing PCB layout reuse. For automotive applications, consider the AEC-Q100 qualified STM32F779AI (if available) or other automotive-grade MCUs.

Comparison with Alternatives

Parameter This Product STM32F769ZIT6 STM32F767ZIT6 STM32F756ZIT6 STM32F746ZIT6 STM32F745ZIT6
Package LQFP144 LQFP144 LQFP144 LQFP144 LQFP144 LQFP144
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Core Clock Speed 216 MHz 216 MHz 216 MHz 216 MHz 216 MHz 216 MHz
Flash Memory 2 MB 2 MB 2 MB 1 MB 1 MB 1 MB
SRAM 512 KB 512 KB 512 KB 320 KB 320 KB 320 KB
Hardware Crypto Yes (AES, DES, 3DES, TRNG) No No No No No
Chrom-ART Accelerator Yes Yes Yes Yes Yes Yes
Ethernet MAC Yes Yes Yes Yes Yes Yes

Key Differentiators

  • Hardware cryptographic processor with AES, DES, 3DES, and TRNG (vs STM32F769ZIT6)
  • 2 MB Flash and 512 KB SRAM (vs STM32F756ZIT6)
  • Chrom-ART Accelerator (DMA2D) (vs STM32F745ZIT6)

Design Notes

The STM32F779ZIT6 operates from 1.7V to 3.6V. Use a clean power supply with proper decoupling: place a 100nF ceramic capacitor close to each VDD/VSS pair, and a 4.7uF bulk capacitor on the main supply. The VDDA pin should be connected to a filtered analog supply (e.g., via a ferrite bead) to minimize ADC noise. For battery-powered applications, utilize the low-power modes (Sleep, Stop, Standby) to extend battery life.

For the LQFP144 package, ensure adequate copper pour on the ground plane to reduce thermal resistance. The theta_JA is approximately 40Β°C/W, so for high-current applications, add thermal vias under the exposed pad (if present) and increase copper area. Keep high-speed signal traces (Ethernet, USB) impedance-controlled and away from noisy power traces. Follow ST's layout guidelines in the datasheet and application notes.

Do not exceed the absolute maximum ratings: VDD max 3.6V, and any pin voltage must not exceed VDD+0.3V. Ensure the boot pins (BOOT0, BOOT1) are configured correctly for the desired boot mode. When using the hardware cryptographic processor, initialize it properly and handle key storage securely. Also, be aware that the STM32F779ZIT6 is not AEC-Q100 qualified; for automotive applications, consider the STM32F779AI (AEC-Q100) variant if available.

Compliance Information

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

RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, use STM32F779AI (if available) or other automotive-grade parts.

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