ST STM32F437ZGT6 180MHz ARM Cortex-M4 MCU 1MB Flash 144-LQFP
STMicroelectronics STM32F4 series, STM32F437ZGT6 in 144-LQFP (20×20 mm) tray; 180MHz ARM Cortex-M4 FPU, 1MB Flash, 256KB RAM, 114 I/O, Ethernet/CAN/SPI/UART/USB OTG, 24×12b ADC + 2×12b DAC, 1.8–3.6V supply, -40 to 85°C operating temperature, EOL/Hot lifecycle.
- 100% new & originalTraceable channels only — no refurbs, no pulls, no remarked parts.
- Date & lot codes on quoteStated per line before you commit; label photos on request.
- MSL-compliant ESD packingMoisture-sealed bags with indicator cards; reels photo-verified.
- PayPal buyer protectionPay by T/T, PayPal or Payoneer — card payments covered end to end.
Specifications
| Parameter | Value |
|---|---|
| Series | STM32F4 |
| Mounting type | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 180MHz |
| Package | Tray |
| RAM size | 256K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT |
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, SPI, UART/USART, USB OTG |
| Number of i (O) | 114 |
| Core processor | ARM® Cortex®-M4 |
| Case | 144-LQFP |
| Data converters | A/D 24x12b; D/A 2x12b |
| Program memory size | 1MB (1M x 8) |
Frequently asked questions
We need 10–100 units for a panel build — what is the realistic sourcing path?
Authorized distribution can quote against remaining stock, but allocation is limited and replenishment lead times are extended on eol_hot parts. Broker channel stock exists at a price premium with authenticity risk; request traceable lot records and incoming screening documentation before accepting broker supply on a production build.
Does the STM32F437ZGT6's Ethernet MAC need a vendor-specific stack for EtherNet/IP, or does it map natively?
The MAC is a standard Ethernet media access controller — the native EDS file compatibility question is answered by the firmware adapter stack running on the chip, not the MAC hardware itself. ST provides LwIP and Ethernet HAL; EtherNet/IP adapter certification is a separate software qualification.
Brown-out reset codes in the field — firmware issue or supply integrity?
The brown-out reset is triggered by rail voltage droop below the integrated POR threshold, not a peripheral firmware bug. Check the Vcc/Vdd rail under full load transients — adding bulk capacitance or isolating the MCU rail from noisy loads is the typical field fix. Drop-in replacement of a different F4 variant may require verifying that the brown-out detection threshold has not shifted across silicon revisions.