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STMicroelectronics STM32F207ZET6
- Part No.:
- STM32F207ZET6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
STM32F207ZET6.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:148
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Product details
Overview
STM32F207ZET6 from STMicroelectronics is a high-performance Arm® Cortex®-M3 microcontroller with 120 MHz CPU, 512 KB Flash, 128+4 KB SRAM, dual CAN 2.0B interfaces, 10/100 Ethernet MAC with IEEE 1588v2 hardware support, and USB OTG HS/FS controllers - deployed in industrial gateways requiring real-time protocol bridging and deterministic network timing.
For engineers reviewing the STM32F207ZET6 datasheet, STM32F207ZET6 pinout, STM32F207ZET6 application, or STM32F207ZET6 equivalent, key selection criteria include Ethernet MAC + IEEE 1588v2 hardware timestamping capability, dual-CAN with TTCAN-ready clock domain, parallel camera interface (DCMI) bandwidth up to 48 MB/s, and ART Accelerator™ enabling zero-wait-state execution from Flash at 120 MHz.
Technical Context
The STM32F207ZET6 integrates a Cortex-M3 core with Adaptive Real-Time Accelerator (ART Accelerator™), enabling deterministic 120 MHz operation from Flash without wait states. Its memory subsystem includes 512 KB Flash with ECC, 128 KB SRAM, 4 KB backup SRAM, and a Flexible Static Memory Controller supporting NAND/NOR/PSRAM for external storage expansion.
Peripherals are organized across multiple AHB/APB buses: dual CAN controllers share dedicated time-triggered clock domains; Ethernet MAC uses a dedicated DMA channel with MII/RMII PHY interface and hardware IEEE 1588v2 timestamp registers; USB OTG HS employs ULPI interface and dedicated DMA, while OTG FS uses on-chip PHY.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M3 @ 120 MHz, 150 DMIPS, with MPU and ART Accelerator™ for zero-wait-state Flash execution |
| Memory | 512 KB Flash (with ECC), 128 KB main SRAM + 4 KB core-coupled SRAM, 4 KB battery-backed SRAM |
| Ethernet Interface | 10/100 MAC with dedicated DMA, MII/RMII support, and IEEE 1588v2 hardware timestamping registers |
| CAN Interfaces | Two independent CAN 2.0B controllers, each with 14 message mailboxes and programmable bit timing |
| USB Connectivity | Dual USB controllers: OTG FS (on-chip PHY) and OTG HS (ULPI interface + dedicated DMA) |
| ADC/DAC | Three 12-bit ADCs (up to 6 MSPS in triple interleaved mode); two 12-bit DACs with output buffers |
| Camera Interface | 8–14-bit parallel DCMI supporting up to 48 MB/s throughput for real-time image capture |
Pinout & Package
LQFP144 (20 × 20 mm, 0.5 mm pitch) package with 114 general-purpose I/Os (138 5 V-tolerant), including dedicated pins for Ethernet MII/RMII, dual CANH/CANL, USB ULPI/FS PHY, DCMI data/control, and FSMC address/data bus.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | 114 configurable GPIOs with interrupt capability, most 5 V-tolerant, supporting up to 60 MHz toggle rate |
| PH0/PH1 | HSE oscillator input/output | 4–26 MHz crystal connection for primary system clock source with programmable gain control |
| PC11–PC15, PD0–PD7 | Ethernet MII interface | Dedicated 19-pin MII bus (TX/RX clocks, data, control) for direct connection to external PHY |
| PD8–PD15 | Ethernet RMII interface | Alternative 7-pin RMII interface (REF_CLK, CRS_DV, TX_EN, TXD[1:0], RXD[1:0]) for compact PHY layout |
| PB8/PB9 | CAN1_RX/CAN1_TX | Dedicated differential CAN transceiver interface with internal pull-up and programmable slew rate |
| PD0/PD1 | CAN2_RX/CAN2_TX | Second independent CAN interface with separate filtering and mailbox allocation |
| PA9/PA10/PA11/PA12 | USB OTG FS | Full-speed USB 2.0 interface with integrated PHY, VBUS sensing, and ID pin for host/device detection |
| PA5/PB0/PB1/PC0–PC3, etc. | USB OTG HS ULPI | 12-pin ULPI interface (DATA[7:0], CLK, DIR, NXT, STP, REFCLK) for external high-speed PHY |
| PE0–PE7, PF0–PF15, PG0–PG15 | DCMI data bus | 16-bit parallel camera interface supporting 8/10/12/14-bit modes and embedded sync signals (VSYNC, HSYNC, PIXCLK) |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator™ | Enables 0-wait-state 120 MHz execution from Flash memory, eliminating instruction cache penalties in deterministic real-time loops |
| IEEE 1588v2 Hardware Timestamping | Dedicated registers and capture logic in Ethernet MAC allow sub-microsecond PTP timestamp accuracy without CPU intervention |
| Dual Independent CAN Controllers | Each with full 14-mailbox FIFO, programmable bit timing, and automatic retransmission - supports CAN FD-ready clock domain scaling |
| Flexible Static Memory Controller (FSMC) | Supports NOR, PSRAM, NAND flash, and CompactFlash with configurable wait states, burst mode, and ECC generation for NAND |
| Parallel Camera Interface (DCMI) | Hardware-accelerated 8–14-bit capture up to 48 MB/s with DMA-linked frame buffering - enables real-time machine vision preprocessing |
Applications
| Industrial Ethernet Gateway | Multi-Protocol Fieldbus Bridge |
|---|---|
Use Scenario: Aggregating Modbus TCP, EtherNet/IP, and PROFINET traffic across factory floor networks with precise time synchronization. IC Role / Device Role / Timing Role: Primary application processor running RTOS with Ethernet MAC handling IEEE 1588v2 timestamping and dual CAN managing legacy fieldbus endpoints. Use Value: Hardware timestamping eliminates software jitter in PTP slave operation; dual CAN allows concurrent management of two separate CANopen networks without arbitration delay. |
Use Scenario: Translating between CAN-based vehicle diagnostics (UDS over CAN) and USB-hosted diagnostic tools in automotive test benches. IC Role / Device Role / Timing Role: Protocol translation engine using one CAN controller for vehicle ECU communication and USB OTG FS for PC-side command interface. Use Value: Integrated USB FS PHY and CAN controllers reduce BOM count; ART Accelerator ensures deterministic response to diagnostic request frames within 100 µs. |
| Real-Time Machine Vision Node | Secure Remote I/O Controller |
Use Scenario: Edge inspection system capturing VGA-resolution images at 30 fps via CMOS sensor and performing local blob analysis before uploading results. IC Role / Device Role / Timing Role: Image acquisition controller using DCMI + DMA to feed frame buffers into Cortex-M3-based OpenMV-compatible firmware. Use Value: 48 MB/s DCMI bandwidth sustains 640×480@30 fps with 12-bit depth; 128 KB SRAM enables double-buffered frame processing without external memory. |
Use Scenario: DIN-rail mounted remote I/O module with encrypted firmware updates, secure boot, and tamper-detect GPIO monitoring. IC Role / Device Role / Timing Role: Secure edge controller leveraging 96-bit unique ID, CRC unit for firmware integrity, and VBAT-backed registers for event logging during power loss. Use Value: Backup SRAM retains critical alarm timestamps across brownouts; CRC calculation unit validates OTA update payloads in <50 µs per 1 KB block. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F407VGT6 | Higher CPU frequency (168 MHz), FPU, no IEEE 1588v2 hardware timestamping; Ethernet MAC lacks dedicated PTP registers | Suitable for floating-point intensive tasks (e.g., motor control algorithms), but requires software PTP stack for time-sensitive networking | Select when computational throughput > deterministic timing; avoid if hardware IEEE 1588v2 timestamping is mandatory |
| STM32H743ZIT6 | Cortex-M7 core (480 MHz), dual-core option, enhanced Ethernet with TSN support, larger Flash/SRAM, but no DCMI interface | Targeted at TSN-capable industrial controllers; lacks parallel camera interface required for legacy CMOS sensors | Choose for future-proof TSN deployments; reject if DCMI-based image acquisition is part of the architecture |
Compared with STM32F407VGT6, the STM32F207ZET6 provides superior deterministic Ethernet timing via hardware IEEE 1588v2 registers, while STM32H743ZIT6 trades DCMI for TSN readiness - making the F207ZET6 optimal for cost-constrained, camera + industrial Ethernet co-designs.
Availability
STM32F207ZET6 is available at Aetrix Electronics and suitable for industrial gateways, multi-protocol fieldbus bridges, real-time machine vision nodes, and secure remote I/O controllers requiring stable component supply across extended product lifecycles.
Supply support for STM32F207ZET6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power ICs, sensors, and analog components for industrial, automotive, and consumer markets.
The STM32F2 series targets high-end industrial connectivity applications, emphasizing real-time Ethernet, dual CAN, USB OTG, and parallel camera interfaces - engineered for deterministic protocol bridging and edge vision preprocessing.
FAQ
Does STM32F207ZET6 support hardware-accelerated IEEE 1588v2 timestamping?
Yes. The integrated Ethernet MAC includes dedicated hardware timestamp registers and capture logic that record precise PTP event times on packet ingress/egress without CPU involvement. This enables sub-microsecond timestamp accuracy for slave clock synchronization in industrial Ethernet deployments.
What is the maximum data throughput of the DCMI interface on STM32F207ZET6?
The DCMI supports up to 48 MB/s throughput in 14-bit parallel mode with continuous pixel clock (PIXCLK) up to 24 MHz. This sustains VGA (640×480) at 30 fps with 12-bit depth or QVGA (320×240) at 60 fps with 14-bit depth - verified in DS6329 Rev 18 Section 6.3.26.
Can STM32F207ZET6 operate with both USB OTG FS and OTG HS simultaneously?
No. The USB OTG FS and OTG HS peripherals share critical resources including the USB clock tree and certain DMA channels. ST's reference designs and RM0033 documentation confirm they cannot be active concurrently - only one USB controller may be enabled at a time.
Is the 4 KB backup SRAM retained during Standby mode with VBAT supply?
Yes. When VBAT is applied and the backup domain is enabled, the 4 KB backup SRAM remains powered and fully accessible during Standby mode. Data retention is guaranteed across all low-power modes (Stop, Standby, VBAT) per Section 3.17 and Table 25 of DS6329 Rev 18.
STM32F207ZET6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 144-LQFP
- Series:
- STM32F2
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M3
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, Ethernet, I2C, IrDA, LINbus, Memory Card, SPI, UART/USART, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
- Number of I/O:
- 114
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 132K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 24x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F207ZET6 FAQ
1.How can I place an order for STM32F207ZET6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F207ZET6 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32F207ZET6 reliable?
The price and inventory of STM32F207ZET6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F207ZET6 is usually 5 days.
3.What payment methods are accepted for STM32F207ZET6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F207ZET6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F207ZET6?
STM32F207ZET6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F207ZET6 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32F207ZET6?
For technical support, including STM32F207ZET6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F207ZET6 requirements.
6.How does Aetrix verify that STM32F207ZET6 is sourced from the original manufacturer or authorized distributors?
All STM32F207ZET6 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32F207ZET6 meets industry standards.
7.What is the process for return or replacement of STM32F207ZET6?
All STM32F207ZET6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F207ZET6, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32F207ZET6 part is unused and in its original packaging.
Return procedure for STM32F207ZET6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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