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STMicroelectronics STM32F107VCT6TR
- Part No.:
- STM32F107VCT6TR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32F107VCT6TR.pdf
- Description:
- IC MCU 32BIT 256KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:697
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Product details
Overview
STM32F107VCT6TR from STMicroelectronics is a 32-bit ARM Cortex-M3 microcontroller in the Connectivity line, featuring 256 KB Flash, 64 KB SRAM, dual CAN 2.0B interfaces, USB OTG FS with on-chip PHY, and 10/100 Ethernet MAC with IEEE 1588 support - deployed in industrial gateways requiring real-time protocol bridging and deterministic network timing.
For engineers reviewing the STM32F107VCT6TR datasheet, STM32F107VCT6TR pinout, STM32F107VCT6TR application, or STM32F107VCT6TR equivalent, key selection criteria include Ethernet MAC DMA buffer size (4 KB), dual-CAN message RAM allocation (512 bytes total), USB OTG HNP/SRP/ID capability, and LQFP100 package I/O remapping for flexible peripheral routing.
Technical Context
The device integrates a 72 MHz Cortex-M3 core with single-cycle multiply/hardware divide, supporting deterministic real-time execution in protocol stacks. Its connectivity subsystem includes two independent CAN controllers with dedicated 256-byte SRAM each, a full-featured USB OTG FS controller with 1.25 KB embedded SRAM, and an Ethernet MAC with MII/RMII physical layer support and hardware timestamping for IEEE 1588 synchronization.
Memory architecture features tightly coupled Flash (256 KB) and SRAM (64 KB), plus dedicated peripheral buffers: 4 KB for Ethernet DMA, 1.25 KB for USB OTG, and 512 bytes for CAN message objects - enabling concurrent high-bandwidth communication without CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | ARM Cortex-M3 @ 72 MHz; delivers 1.25 DMIPS/MHz for real-time protocol stack execution |
| Flash / SRAM | 256 KB Flash + 64 KB SRAM; sufficient for dual-stack TCP/IP + CANopen firmware with OTA update space |
| Ethernet Interface | 10/100 MAC with dedicated 4 KB SRAM and IEEE 1588 hardware timestamping for sub-microsecond time sync |
| USB OTG FS | Full-speed device/host/OTG with on-chip PHY, 1.25 KB SRAM, and HNP/SRP/ID support for role switching |
| CAN Interfaces | 2 × CAN 2.0B controllers, each with 256-byte dedicated SRAM for 32 message objects with FIFO buffering |
| Analog Peripherals | 2 × 12-bit ADCs (16-channel, 1 µs conversion), 2 × 12-bit DACs, temperature sensor, and sample-and-hold |
| Timers & DMA | 10 timers including motor-control PWM with dead-time generation; 12-channel DMA supporting concurrent Ethernet, USB, and CAN transfers |
Pinout & Package
LQFP100 package (14 × 14 mm, 0.5 mm pitch), RoHS-compliant, rated for industrial temperature range (–40°C to +85°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual 2.0–3.6 V supply domains with separate analog/digital ground pins for noise isolation |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | Up to 80 5 V-tolerant pins, all mappable to 16 external interrupt vectors for event-driven protocol handling |
| PH0/PH1 | HSE oscillator input/output | Supports 3–25 MHz crystal for precise Ethernet and USB clock derivation via PLL |
| PA11/PA12 | USB DP/DM | Dedicated full-speed USB transceiver pins with integrated pull-ups; no external PHY required |
| PC1–PC4, PC5–PC7 | Ethernet MII/RMII | Configurable for MII (19-pin) or RMII (7-pin) interface; supports both PHY connection modes |
| PB8/PB9, PD0/PD1 | CAN1/CAN2 TX/RX | Two independent CAN transceiver interfaces with dedicated bus termination control pins |
Key Features
| Feature | Design Value |
|---|---|
| IEEE 1588 Hardware Timestamping | Enables sub-microsecond packet timing accuracy for industrial Ethernet time-sensitive networking (TSN) applications |
| Dual CAN with Message RAM | 512 bytes of dedicated SRAM split across two CAN controllers allows concurrent 32-message FIFOs per bus |
| USB OTG Role Switching | HNP/SRP/ID detection enables automatic host/device role negotiation without firmware reconfiguration |
| I/O Pin Remapping | Peripheral function remapping via AFIO registers permits optimized PCB layout for high-speed signal integrity (e.g., Ethernet + USB routing) |
| Embedded Trace Macrocell | Real-time instruction trace via SWD port supports non-intrusive debugging of time-critical protocol stack execution |
Applications
| Industrial Ethernet Gateway | Automotive Diagnostic Tool |
|---|---|
Use Scenario: Bridging Modbus TCP over Ethernet to CAN FD/J1939 networks in factory automation. IC Role / Device Role / Timing Role: Dual-protocol controller managing simultaneous Ethernet frame parsing and CAN message arbitration with hardware timestamp alignment. Use Value: IEEE 1588 hardware timestamping ensures synchronized data acquisition across distributed PLCs within ±250 ns. | Use Scenario: Handheld OBD-II scanner supporting UDS diagnostics over CAN and firmware updates via USB OTG. IC Role / Device Role / Timing Role: Central protocol handler executing ISO 14229 UDS stack while managing USB mass storage class for update file transfer. Use Value: Integrated USB OTG FS PHY and dual CAN controllers eliminate external transceivers, reducing BOM count by 3 components. |
| Smart Grid Communication Node | Building Automation Controller |
Use Scenario: Substation RTU communicating via IEC 61850 over Ethernet and DLMS/COSEM over CAN-based field buses. IC Role / Device Role / Timing Role: Real-time Ethernet MAC processor with hardware CRC offload and CAN message filtering engine. Use Value: Dedicated 4 KB Ethernet SRAM enables zero-copy packet processing, sustaining 100 Mbps line rate with <5% CPU load. | Use Scenario: HVAC controller interfacing BACnet/IP over Ethernet and KNX-over-TPU via CAN physical layer. IC Role / Device Role / Timing Role: Protocol translation hub synchronizing time-of-day across building systems using RTC + Ethernet PTP. Use Value: VBAT-powered RTC with calibration maintains accurate wall-clock time during main power outages up to 72 hours. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar connectivity MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F107VCT6 | Tape-and-reel variant differs only in packaging (TR = tape/reel; standard part is tray); identical electrical specs and pinout | No functional difference; selected for automated SMT assembly lines requiring reel feed | Choose STM32F107VCT6TR when ordering for high-volume production with pick-and-place equipment |
| STM32F407VGT6 | ARM Cortex-M4F core @ 168 MHz, 1 MB Flash, FPU, but lacks native Ethernet MAC (requires external PHY + SPI/Ethernet controller) | Suitable for compute-intensive edge AI inference, not deterministic real-time Ethernet bridging | Select only if floating-point math or higher clock speed outweighs loss of integrated Ethernet MAC and IEEE 1588 support |
Compared with STM32F107VCT6TR, the TR suffix variant offers identical functionality in tape-and-reel format for SMT efficiency, while STM32F407VGT6 trades integrated Ethernet for higher compute throughput - making the former optimal for time-critical protocol bridging and the latter for algorithm-heavy edge processing.
Availability
STM32F107VCT6TR is available at Aetrix Electronics and suitable for industrial gateways, automotive diagnostic tools, smart grid nodes, and building automation controllers requiring stable component supply across extended product lifecycles.
Supply support for STM32F107VCT6TR 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, specializing in microcontrollers, power management, sensors, and automotive ICs.
The STM32F107xx series belongs to ST's Connectivity line, designed specifically for embedded applications demanding integrated high-speed wired interfaces - especially Ethernet, USB OTG, and dual CAN - without external glue logic.
FAQ
What is the maximum operating frequency and associated performance metric?
The STM32F107VCT6TR operates at a maximum CPU frequency of 72 MHz, delivering 1.25 DMIPS/MHz (Dhrystone 2.1) performance with zero-wait-state Flash access. This enables deterministic execution of real-time Ethernet and CAN protocol stacks, with measured interrupt latency under 12 clock cycles for time-critical event handling.
Does this MCU support IEEE 1588 Precision Time Protocol (PTP)?
Yes - the integrated 10/100 Ethernet MAC includes hardware timestamping logic compliant with IEEE 1588-2008, capable of capturing transmit/receive timestamps with sub-microsecond resolution. The 4 KB dedicated SRAM enables zero-copy packet buffering for PTP event message processing without CPU overhead.
How is USB OTG functionality implemented without external components?
The STM32F107VCT6TR integrates a full-speed USB OTG FS transceiver with on-chip PHY, eliminating need for external USB PHY chips. It supports HNP (Host Negotiation Protocol), SRP (Session Request Protocol), and ID pin detection - enabling seamless role switching between host and device modes using only internal resources and standard USB connectors.
What are the memory protection and debug capabilities?
The MCU includes Serial Wire Debug (SWD) and JTAG interfaces, plus a Cortex-M3 Embedded Trace Macrocell (ETM) for real-time instruction trace. Memory protection is enforced via NVIC-configurable privilege levels and optional MPU (Memory Protection Unit) configuration - supporting secure boot partitioning and runtime isolation of protocol stacks from application code.
STM32F107VCT6TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32F1
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M3
- Core Size:
- 32-Bit Single-Core
- Speed:
- 72MHz
- Connectivity:
- CANbus, Ethernet, I2C, IrDA, LINbus, SPI, UART/USART, USB OTG
- Peripherals:
- DMA, POR, PWM, Voltage Detect, WDT
- Number of I/O:
- 80
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 64K x 8
- Voltage - Supply (Vcc/Vdd):
- 2V ~ 3.6V
- Data Converters:
- A/D 16x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F107VCT6TR FAQ
1.How can I place an order for STM32F107VCT6TR through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F107VCT6TR 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 STM32F107VCT6TR reliable?
The price and inventory of STM32F107VCT6TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F107VCT6TR is usually 5 days.
3.What payment methods are accepted for STM32F107VCT6TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F107VCT6TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F107VCT6TR?
STM32F107VCT6TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F107VCT6TR 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 STM32F107VCT6TR?
For technical support, including STM32F107VCT6TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F107VCT6TR requirements.
6.How does Aetrix verify that STM32F107VCT6TR is sourced from the original manufacturer or authorized distributors?
All STM32F107VCT6TR 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 STM32F107VCT6TR meets industry standards.
7.What is the process for return or replacement of STM32F107VCT6TR?
All STM32F107VCT6TR units undergo pre-shipment inspection (PSI). If there is an issue with STM32F107VCT6TR, 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 STM32F107VCT6TR part is unused and in its original packaging.
Return procedure for STM32F107VCT6TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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