STM32F777BIT6 - 2MB Flash, 216MHz ARM Cortex-M7 MCU | STMicroelectronics
Référence : STM32F777BIT6 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.8 | $168,00 |
| 100 | $14.2 | $1 420,00 |
| 500 | $12.9 | $6 450,00 |
| 1 000 | $11.6 | $11 600,00 |
STM32F777BIT6 Présentation
What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It integrates a processor core, memory (Flash and SRAM), and programmable input/output peripherals on a single chip. Microcontrollers are the foundation of modern embedded systems, ranging from automotive engine control units to consumer IoT devices. The STM32F7 series sits at the high-performance tier of the STM32 family, positioned above the mainstream STM32F4 series and below the higher-end STM32H7 series, offering a balance of performance, memory, and peripheral integration.
Key features include a Chrom-ART Accelerator for 2D graphics, a hardware cryptographic processor supporting AES, DES, 3DES, and hash functions, and a true random number generator (TRNG). The device also integrates a TFT LCD controller, a JPEG codec, and a camera interface, enabling rich human-machine interfaces. With 168 MHz maximum ADC conversion rate and multiple communication interfaces including Ethernet MAC, USB OTG HS, and CAN, the STM32F777BIT6 is designed for connectivity-intensive applications.
Technically, the STM32F777BIT6 is built on a 40 nm process technology, offering low power consumption with multiple low-power modes: Sleep, Stop, and Standby. The dual-bank Flash allows read-while-write operations, enabling firmware updates without halting the system. The device supports external memory interfaces for SDRAM, SRAM, and NOR/NAND Flash, expanding memory beyond the on-chip resources. The Chrom-ART accelerator offloads 2D graphics operations from the CPU, improving GUI performance while reducing power consumption.
Typical applications include industrial control systems, medical devices, smart home hubs, and high-end consumer electronics. The combination of high CPU performance, rich connectivity, and advanced security features makes it ideal for applications requiring real-time processing, secure communication, and graphical user interfaces. For example, in an industrial HMI, the STM32F777BIT6 can drive a TFT display, handle Ethernet communication, and execute control algorithms simultaneously.
When designing with this device, ensure adequate decoupling on all power supply pins and a proper ground plane for the LQFP208 package. The high-speed peripherals, such as Ethernet and USB, require careful PCB layout to maintain signal integrity. Also, consider the thermal dissipation of the 216 MHz core; a thermal pad or heatsink may be necessary for sustained high-load operation.
Alternatives de remplacement direct pour STM32F777BIT6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec STM32F777BIT6 (même facteur de forme et même empreinte) — différant par Package, Core, Operating Temperature, SRAM, Communication Interfaces.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
STM32F767BIT6
✅ Remplacement direct✓ En stock
$11.85 / unité
Voir la fiche technique →STM32F777BIT6TR
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
STM32F777BII6
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
STM32F779BIT6
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$11.75 / unité
Voir la fiche technique →LPC54628J512BD208
⚡ Même boîtier ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
STM32F777BIT6 Valeurs maximales et caractéristiques électriques
| Core | ARM Cortex-M7 |
| Fréquence d'horloge maximale | 216 MHz |
| Flash Memory | 2 MB (dual-bank) |
| SRAM | 512 KB |
| Boîtier | LQFP208 (28x28 mm, 0.5 mm pitch) |
| Tension d'alimentation | 1.7 V to 3.6 V |
| Température de fonctionnement | -40C to +85C |
| GPIO Pins | 168 |
| ADC Resolution | 12-bit |
| ADC Channels | 24 |
| DAC Channels | 2 (12-bit) |
| Communication Interfaces | Ethernet MAC, USB OTG HS, CAN, SPI, I2C, UART |
| Timers | 12 (16-bit and 32-bit) |
| DMA Channels | 16 |
| Cryptographic Acceleration | AES, DES, 3DES, HASH |
| Statut RoHS | Compliant |
Configuration des broches de STM32F777BIT6
| Broche 1 | PE2 — GPIO / alternate function |
| Broche 2 | PE3 — GPIO / alternate function |
| Broche 3 | PE4 — GPIO / alternate function |
| Broche 4 | PE5 — GPIO / alternate function |
| Broche 5 | PE6 — GPIO / alternate function |
| Broche 6 | VBAT — Backup battery supply |
| Broche 7 | PC13 — GPIO / RTC tamper |
| Broche 8 | PC14 — GPIO / OSC32_IN |
| Broche 9 | PC15 — GPIO / OSC32_OUT |
| Broche 10 | PF0 — GPIO / alternate function |
| Broche 11 | PF1 — GPIO / alternate function |
| Broche 12 | PF2 — GPIO / alternate function |
| Broche 13 | PF3 — GPIO / alternate function |
| Broche 14 | PF4 — GPIO / alternate function |
| Broche 15 | PF5 — GPIO / alternate function |
| Broche 16 | PF6 — GPIO / alternate function |
| Broche 17 | PF7 — GPIO / alternate function |
| Broche 18 | PF8 — GPIO / alternate function |
| Broche 19 | PF9 — GPIO / alternate function |
| Broche 20 | PF10 — GPIO / alternate function |
Applications typiques
STM32F777BIT6 convient pour 6 applications: Industrial Control Systems, Medical Devices, Smart Home Hubs, High-End Consumer Electronics, IoT Gateways, Automotive Infotainment.
Industrial Control Systems
The STM32F777BIT6 is ideal for industrial control systems due to its 216 MHz Cortex-M7 core, 12 timers, and 16 DMA channels. It can handle complex control algorithms, real-time communication (Ethernet, CAN), and multiple sensor inputs simultaneously. The wide operating temperature range (-40C to +85C) and robust peripheral set ensure reliable operation in harsh factory environments. The hardware cryptographic accelerator enables secure communication protocols like TLS for industrial IoT gateways. With 2 MB Flash and 512 KB SRAM, it can store large control programs and data logs. The dual-bank Flash allows firmware updates without downtime, critical for continuous production lines. The LQFP208 package provides ample I/O for connecting to sensors, actuators, and human-machine interfaces.
Recommandé
Medical Devices
The STM32F777BIT6 is suitable for medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high performance enables real-time signal processing from sensors (ECG, SpO2) and driving graphical displays. The hardware cryptographic accelerator ensures secure data transmission and patient privacy compliance. The low-power modes extend battery life in portable devices. The 12-bit ADC with 24 channels can acquire multiple physiological signals simultaneously. The device's reliability and long-term availability make it a trusted choice for medical applications. The LQFP208 package allows compact PCB designs, and the wide voltage range supports battery operation. The Chrom-ART accelerator enhances GUI performance for user-friendly interfaces.
Recommandé
Smart Home Hubs
The STM32F777BIT6 is an excellent choice for smart home hubs, providing the processing power to manage multiple wireless protocols (Zigbee, Z-Wave, Wi-Fi) via external modules. Its Ethernet MAC enables wired backbone connectivity, while USB OTG supports local storage and device connections. The hardware crypto accelerator secures communication with cloud services. The device can drive a TFT touchscreen for user interaction, and its low-power modes reduce energy consumption when idle. With 2 MB Flash, it can store complex automation rules and firmware updates. The LQFP208 package offers enough I/O to interface with various sensors and actuators throughout the home.
Recommandé
High-End Consumer Electronics
The STM32F777BIT6 powers high-end consumer electronics like smart speakers, gaming peripherals, and home automation controllers. Its 216 MHz Cortex-M7 core handles audio processing, voice recognition, and graphical user interfaces. The Chrom-ART accelerator and TFT LCD controller enable rich visual displays. The device supports multiple audio interfaces (I2S, SAI) for high-quality audio output. The hardware crypto accelerator enables secure firmware updates and DRM. With 2 MB Flash and 512 KB SRAM, it can run complex applications and store multimedia content. The LQFP208 package allows integration into compact consumer devices.
Recommandé
IoT Gateways
The STM32F777BIT6 is well-suited for IoT gateways that aggregate data from multiple sensors and devices, process it locally, and transmit to the cloud. Its Ethernet MAC and USB OTG provide wired connectivity, while external modules add Wi-Fi, LoRa, or cellular. The hardware crypto accelerator ensures secure data transmission (TLS/DTLS). The device can run edge computing algorithms to reduce cloud latency. With 2 MB Flash, it can store gateway firmware and local data buffering. The low-power modes help reduce energy consumption in always-on gateways. The LQFP208 package provides ample I/O for connecting to various sensor interfaces.
Recommandé
Automotive Infotainment
The STM32F777BIT6 is used in automotive infotainment systems for dashboard displays, navigation, and multimedia playback. Its high performance supports 2D graphics rendering and video decoding (JPEG codec). The device interfaces with CAN and Ethernet for vehicle networking. The hardware crypto accelerator enables secure software updates and communication. The wide temperature range (-40C to +85C) meets automotive requirements. The LQFP208 package allows integration into head units. The device's reliability and long-term availability make it suitable for automotive applications.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour STM32F777BIT6 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | STM32F767BIT6 | STM32F777BIT6TR | STM32F777BII6 | STM32F779BIT6 | LPC54628J512BD208 |
|---|---|---|---|---|---|---|
| Package | LQFP208 | LQFP208 - same | LQFP208 - same | LQFP208 - same | LQFP208 - same | LQFP208 - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | NXP Semiconductors |
| Core | ARM Cortex-M7 | ARM Cortex-M7 | ARM Cortex-M7 | ARM Cortex-M7 | ARM Cortex-M7 | ARM Cortex-M4 |
| Max Clock Frequency | 216 MHz | 216 MHz | 216 MHz | 216 MHz | 216 MHz | 220 MHz |
| Flash Memory | 2 MB | 2 MB | 2 MB | 2 MB | 2 MB | 512 KB |
| SRAM | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 200 KB |
| Hardware Crypto | Yes (AES, DES, 3DES, HASH) | No | Yes (AES, DES, 3DES, HASH) | Yes (AES, DES, 3DES, HASH) | Yes (AES, DES, 3DES, HASH) | No |
| Ethernet MAC | Yes | Yes | Yes | Yes | Yes | Yes |
Principaux différenciateurs
- Hardware cryptographic acceleration (vs STM32F767BIT6)
- True random number generator (TRNG) (vs STM32F767BIT6)
- Higher performance than NXP LPC54628 (vs LPC54628J512BD208)
Notes de conception
The STM32F777BIT6 requires a stable 3.3V supply with adequate decoupling. Place 100nF ceramic capacitors close to each VDD pin and a 4.7uF bulk capacitor near the main supply. The VCAP pins require a 2.2uF capacitor to ground for the internal regulator. Ensure the VBAT pin is connected to a backup battery or tied to VDD if not used.
For the LQFP208 package, use a 4-layer PCB with a solid ground plane. Route high-speed signals (Ethernet, USB) with controlled impedance (50 ohm for single-ended, 90 ohm differential for USB). Keep crystal oscillator traces short and shielded. Place the decoupling capacitors as close as possible to the power pins to minimize loop area.
At 216 MHz with all peripherals active, the STM32F777BIT6 can dissipate up to 500mW. The LQFP208 package has a thermal resistance of 28C/W (theta_JA). Ensure adequate airflow or a heatsink if the ambient temperature exceeds 70C. Use the exposed pad (if available) for better heat transfer to the PCB.
Informations de conformité
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive use, consider STM32F777BII6 (industrial grade) or other automotive-qualified variants.
