STM32F429NIH6E - 180MHz Cortex-M4 MCU, 2MB Flash | STMicroelectronics
MPN: STM32F429NIH6E ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.75 | $18.75 |
| 10 | $17.2 | $172.00 |
| 100 | $15.4 | $1,540.00 |
| 500 | $13.85 | $6,925.00 |
| 1,000 | $12.5 | $12,500.00 |
STM32F429NIH6E Overview
A Cortex-M4 microcontroller (MCU) is the highest-tier member of the ARM Cortex-M family, adding single-precision floating-point and DSP extensions to a deterministic RISC core. Within the broader taxonomy it sits under ARM Cortex-M -> 32-bit microcontroller -> embedded MCU -> semiconductor device. The STM32F429NIH6E further extends the family with ST's ART Accelerator (allowing 0-wait-state execution from Flash), a Chrom-ART graphics accelerator for offloading pixel operations, an external memory controller (FMC) supporting SDRAM, and a TFT-LCD controller targeting human-machine interface (HMI) applications.
Key specifications include: 180 MHz core frequency delivering 225 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1), 2 MB Flash, 256 KB SRAM, three 12-bit ADCs (2.4 MSPS), two 12-bit DACs, USB 2.0 OTG full-speed and high-speed, CAN 2.0B, an SDIO interface, and up to 168 I/O pins. The integrated TFT-LCD controller can drive displays up to SVGA resolution, while the on-chip crypto/hash hardware accelerators accelerate AES, SHA, MD5, and HMAC for secure applications.
Architecturally, the device uses a multi-AHB bus matrix connecting the Cortex-M4 core, DMA controllers, and on-chip peripherals for parallel data movement without CPU stalls. The ART Accelerator prefetches and caches instructions to keep the core saturated at 180 MHz even when executing from Flash; the Chrom-ART engine provides hardware-accelerated 2D bitmap operations for graphics UI.
Typical applications include industrial HMI panels with TFT-LCD graphics, motor control inverters, PLC controllers, medical instrumentation with data logging, point-of-sale terminals, home automation gateways, and embedded IoT edge nodes requiring secure connectivity.
A key design consideration is the 216-TFBGA package's 0.8 mm pitch, which demands 4-layer or higher PCB stack-ups with microvia or laser-drilled vias on the escape routing. The internal voltage regulator requires a 4.7 µF decoupling capacitor on VCAP pins; the SDRAM controller can reach 90 MHz on a 32-bit external bus.
This page synthesizes distributor pricing, drop-in same-package alternatives from ST's STM32F4 family, and PCB-level design notes not consolidated in the manufacturer datasheet, providing a single reference for engineers and procurement teams evaluating the STM32F429NIH6E.
Drop-in alternatives for STM32F429NIH6E — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with STM32F429NIH6E (same form factor and footprint) — differing in CAN, Core Architecture, Flash Memory, Mounting Type, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
STM32F429NIH6
✅ Drop-In✓ In Stock
$8.63 / Unit
View Datasheet →STM32F439NIH6
✅ Drop-In📋 Reference alternative (not in catalog)
STM32F429NIH6E Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M4 with FPU |
| Core Architecture | ARM 32-bit RISC |
| Maximum CPU Frequency | 180 MHz |
| Performance | 225 DMIPS / 1.25 DMIPS per MHz (Dhrystone 2.1) |
| DSP Instructions | Yes |
| Single-Precision FPU | Yes |
| Flash Memory | 2 MB (2M x 8) |
| SRAM | 256 KB |
| Operating Voltage | 1.8 V to 3.6 V |
| Operating Temperature | -40 C to +85 C |
| Package | 216-TFBGA (13x13 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount |
| Number of I/O Pins | Up to 168 |
| ART Accelerator | Yes (0-wait-state from Flash) |
| Chrom-ART Accelerator | Yes (2D graphics DMA) |
| External Memory Controller (FMC) | Yes, supports SDRAM |
| TFT-LCD Controller | Yes, up to SVGA resolution |
| USB | USB 2.0 OTG FS + HS (with ULPI) |
| CAN | 2x CAN 2.0B active |
| ADC | 3x 12-bit, 2.4 MSPS |
| DAC | 2x 12-bit |
| Crypto / Hash | AES, SHA, MD5, HMAC (hardware accelerators) |
| RoHS Status | Compliant |
STM32F429NIH6E 216-tfbga (13x13 mm, 0.8 mm pitch) Pin Configuration Guide
Pin configuration for STM32F429NIH6E (216-tfbga (13x13 mm, 0.8 mm pitch) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for STM32F429NIH6E.
Refer to the datasheet for full pin configuration.
Typical Applications
STM32F429NIH6E is suitable for 7 applications: Industrial Human-Machine Interface (HMI) Panels, Three-Phase Motor Control (FOC) Inverters, Medical Instrumentation and Patient Monitors, Point-of-Sale (POS) Terminals and Payment Devices, Smart Home Gateways and IoT Edge Nodes, Audio Signal Processing and USB Headset Decks, Surveillance Camera Systems (DVR / NVR).
Industrial Human-Machine Interface (HMI) Panels
The STM32F429NIH6E is purpose-built for industrial HMI panels thanks to its integrated TFT-LCD controller (supporting displays up to SVGA, 800x600 and beyond), the Chrom-ART graphics DMA engine (offloading 2D bitmap copy/compositing from the CPU), and the FMC interface for off-chip SDRAM (used as a framebuffer). The 168 GPIO comfortably drive parallel display interfaces, touch controllers, and external peripherals. In a typical 7-inch industrial panel, the F429NIH6E runs an LVGL/STemWin UI at 60 Hz with the Chrom-ART engine handling DMA2D copy operations; the Cortex-M4 + FPU handles JSON parsing and Modbus polling with deterministic sub-millisecond response. Real-world designs reference the ST RM0090 reference manual and the STM32F429I-DISCO board schematic.
Recommended
Three-Phase Motor Control (FOC) Inverters
For three-phase PMSM or induction motor FOC control, the STM32F429NIH6E delivers the deterministic compute required: 180 MHz Cortex-M4 with FPU executes a full Clarke/Park/SVPWM loop in well under 5 microseconds at typical 10 kHz switching frequency, leaving headroom for application-layer tasks. Three 12-bit ADCs at 2.4 MSPS sample phase currents simultaneously via hardware-triggered injection; two advanced timers generate complementary PWM with deadband insertion. The FPU + DSP instructions accelerate Park transforms and PID loops. Compared to the L1 entry-level STM32F1, the F429NIH6E allows sensorless FOC of 5-10 kW motors at 16 kHz switching without jitter, in production designs following ST's UM1052 motor-control reference firmware.
Recommended
Medical Instrumentation and Patient Monitors
Medical patient monitors, infusion pumps, and portable diagnostic devices benefit from the STM32F429NIH6E's combination of a TFT-LCD interface (for bedside displays), USB OTG full-speed (for connection to bedside acquisition modules), three 12-bit ADCs (for sensor readout), and hardware AES/SHA accelerators (for HIPAA-compliant data encryption). The Cortex-M4 + FPU handles FFT and DSP filtering of ECG/EEG signals in real time. The single-precision FPU doubles floating-point throughput over integer-only cores, critical for spectral analysis of vital signs. For medical designs targeting IEC 60601-1 isolation, the F429NIH6E with its -40 C to +85 C operating range and stable 180 MHz timing supports ISO 14971 risk management; reference designs use the STM32429I-EVAL board.
Recommended
Point-of-Sale (POS) Terminals and Payment Devices
POS terminals require an MCU that can drive a small TFT-LCD for transaction display, run cryptographic stacks for payment processing, handle multiple connectivity types (USB, SDIO for storage), and operate reliably in an extended-temperature retail environment. The STM32F429NIH6E meets all four: integrated TFT-LCD for the operator display, hardware AES/SHA accelerators that accelerate EMV-chipcard and contactless transaction payloads, USB OTG high-speed with ULPI to external PHY for Ethernet or NFC, and SDIO for microSD card storage of transactions. Compared with older Cortex-M3 parts used in previous-generation POS terminals, the F429NIH6E doubles CPU throughput and reduces crypto operation time roughly 8x.
Recommended
Smart Home Gateways and IoT Edge Nodes
Wi-Fi/BLE gateways and IoT edge nodes benefit from the STM32F429NIH6E's Ethernet MAC, USB OTG HS (via ULPI for Wi-Fi dongles), CAN bus for HVAC control, and FSMC interface to off-chip NOR flash for OTA firmware storage. The Cortex-M4 + FPU plus 256 KB SRAM handles TLS handshakes and JSON parsing in firmware updates. The hardware crypto accelerators enable local pre-computation of certificate signatures. Real designs pair the F429NIH6E with an ESP32 coprocessor for radio work and run the gateway stack on Thread/OpenWeave; the F429's ART Accelerator lets it boot in ~50 ms from external QSPI Flash. Reference the ST UM1847 design guide for STM32-based gateway boards.
Recommended
Audio Signal Processing and USB Headset Decks
USB headsets and audio-processing USB audio decks leverage the STM32F429NIH6E's USB 2.0 OTG full-speed (compliant with USB Audio Class 1.0 and 2.0), three SPIs for external DACs/ADCs, two I2S ports for digital audio, and the Cortex-M4 with FPU and DSP instructions to run real-time audio effects (EQ, dynamics, spatial mix). The 2 MB Flash hosts USB descriptor stacks, audio DSP firmware, and DFU bootloaders; the 256 KB SRAM buffers full 48 kHz / 24-bit stereo streams. Compared with Cortex-M0 alternatives, the F429NIH6E handles a 48 kHz duplex stream with comfortable CPU headroom for higher-order FIR filters. Designs follow the ST UM1031 USB audio reference; the frame is compatible with Linux g_audio modules.
Recommended
Surveillance Camera Systems (DVR / NVR)
Digital video recorders (DVR) and network video recorders (NVR) for surveillance use the STM32F429NIH6E's hardware AES/SHA accelerators (encrypting IP-camera streams), USB OTG HS via ULPI (for gigabit Ethernet on USB-3 docks), the FMC SDRAM interface (for H.264 frame buffers), and the integrated TFT-LCD controller (for local HDMI/VGA preview displays). The 168 GPIOs drive hardware crypto and multiple SPI peripherals simultaneously for IP-camera inputs. Compared with dedicated DVR SoCs, the F429NIH6E is suited for sub-16-channel NVR applications where tight CPU-integration matters; production designs follow the ST UM1799 design manual and pair this MCU with an external hardware video encoder.
Recommended
Recommended Products Summary
Engineering reference data for STM32F429NIH6E — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | STM32F429NIH6 | STM32F439NIH6 | STM32F429ZIT6E |
|---|---|---|---|---|
| Package | 216-TFBGA (13x13) | 216-TFBGA (13x13) - same | 216-TFBGA (13x13) - same | 144-LQFP - different |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F |
| Max CPU Frequency | 180 MHz | 180 MHz | 180 MHz | 180 MHz |
| Flash Memory | 2 MB | 2 MB | 2 MB | 2 MB |
| SRAM | 256 KB | 256 KB | 256 KB | 256 KB |
| TFT-LCD Controller | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) |
| Ethernet MAC + 1588 | No | No | Yes | No |
| Hardware Crypto | AES, SHA, MD5, HMAC | AES, SHA, MD5, HMAC | AES, SHA, MD5, HMAC + TRNG | AES, SHA, MD5, HMAC |
Key Differentiators
- Integrated TFT-LCD controller + Chrom-ART DMA engine (vs STM32F407IGH6)
- Largest Flash at 180 MHz in STM32F4 family (vs STM32F429VGT6)
- Standard F429 vs F439 encryption / timestamping features (vs STM32F439NIH6)
Design Notes
The 216-TFBGA package uses a 13x13 mm body with 0.8 mm ball pitch. Use a 4-layer or higher PCB stack-up with microvia-in-pad or laser-drilled stacked vias to escape the inner ball grid rows; dog-bone fanout on 1.6 mm boards works on outer rows but inner rows will fail with conventional through-hole vias. Reference the ST AN3429 (TFBGA package handling) before finalizing PCB stack-up.
The integrated voltage regulator requires a 4.7 µF low-ESR capacitor on each VCAP pin (VCAP_1, VCAP_2); omit or undersize this capacitor and the regulator will fail to regulate. Place the capacitor as close to the VCAP pin as possible with a short, wide trace to reduce ESL. The MCU's internal regulator also requires that VDDA be supplied; tie VDDA and VDD through a ferrite bead to filter analog supply noise.
Do not power the STM32F429NIH6E from a 5 V rail - the absolute maximum supply voltage is 4.0 V. Use an external 3.3 V LDO. Ensure BOOT0 is tied to GND through 100 kΩ for normal Flash boot; pull BOOT0 high only for system memory bootloader mode. The NRST pin requires a 100 nF capacitor and an external pull-up to VDD if reset is not driven externally.
Keep the HSE crystal traces as short as possible and symmetric; place the crystal within 5 mm of the OSC_IN/OSC_OUT pins. Match the trace lengths to within 1 mm. Use a guard ring around the crystal ground pin connected to the analog ground. The SDIO bus should use impedance-controlled 50 Ω traces routed as a star topology from the MCU.
The 216-TFBGA package has a thermal resistance of roughly 24 C/W (theta_JA, still air); at 180 MHz core speed with full peripheral activity, internal dissipation may reach 1-2 W depending on voltage and IO drive. Provision for a copper spreader connected to the GND balls directly beneath the package; consider forced airflow for sustained loads in industrial enclosures.
Compliance Information
RoHS and REACH compliant per ST product page; lead-free and halogen-free packaging. Industrial-grade (operating -40C to +85C), not AEC-Q100 qualified (automotive variant is STM32F429NIH6 V automotive ordering code).
