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STM32F429IIT6E - 180MHz Cortex-M4 MCU | STMicroelectronics

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176-LQFP Package 180 MHz Speed 2 MB (2M x 8) Memory
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Preis aktualisiert: 2026-10-21
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STM32F429IIT6E Übersicht

The STMicroelectronics STM32F429IIT6E is a 32-bit ARM Cortex-M4 microcontroller operating up to 180 MHz, with 2 MB of Flash memory, in a 176-LQFP package measuring 24 x 24 mm.

What is an ARM Cortex-M4 microcontroller? An MCU is a semiconductor that combines a processor core, memory, peripherals, and communication interfaces on one IC. The Cortex-M4 core belongs to the ARM Cortex-M family of 32-bit RISC processors and is designed for embedded control, signal processing, communications, and real-time applications. In the STM32F4 family, the STM32F429 combines high performance with extensive external connectivity and is commonly used where a high pin count is valuable.

Key verified features include a 32-bit RISC core, operation up to 180 MHz, and 2 MB of Flash organized as 2M x 8. The DigiKey listing identifies the device as a 176-LQFP package with a 24 x 24 mm body. The STMicroelectronics product page identifies STM32F427xx and STM32F429xx devices as members of the STM32F4 family based on the high-performance Arm Cortex-M4 core.

The STM32F429IIT6E is positioned between simple control MCUs and higher-end application processors. Its broad peripheral and I/O capability makes it relevant for industrial equipment, human-interface systems, communications equipment, audio and control platforms, and test or measurement products. Firmware selection must use the exact STM32F429IIT6E device identity rather than relying only on the STM32F4 family name.

The 176-LQFP package exposes substantially more I/O than small-package MCUs, which is useful for parallel buses, display interfaces, communication peripherals, control signals, and multi-channel sensing. Because no verified pin table was supplied, the pinout is marked as unavailable rather than inferred. Likewise, electrical limits, memory beyond the verified 2 MB Flash figure, operating temperature, and compliance claims should be checked in the manufacturer documentation before design release.

For PCB design, confirm the exact land pattern, pin assignments, power requirements, decoupling, clocking, and exposed thermal strategy from the official STM32F429 documentation. Do not substitute a similarly named STM32F429IIT6G without confirming package, temperature, qualification, and order-code differences.

This product record consolidates verified distributor and manufacturer information, while separating confirmed data from parameters requiring datasheet review. It supports faster sourcing and engineering triage without treating unverified specifications as guaranteed design facts.

Drop-in-Alternativen für STM32F429IIT6E – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Varianten dieser Serie

Modelle derselben Serie, die drop-in-kompatibel sind mit STM32F429IIT6E (gleiche Bauform und Footprint) – abweichend in Package, Flash Memory, ADC, Communication Interfaces, Core Architecture.

STMicroelectronics
Package: LQFP176
Flash Memory: 2 MB
Vergleichen mit STM32F429IIT6E →
STMicroelectronics
Package: 176-LQFP (24 x 24 mm)
Flash Memory: 2 MB
ADC: 3 ADCs
Vergleichen mit STM32F429IIT6E →
STMicroelectronics
Package: 176-LQFP (24 x 24 mm)
ADC: 3 x 12-bit, up to 2.4 MSPS
Communication Interfaces: USB 2.0 OTG FS+HS, CAN 2.0B (bxCAN x2), USART/UART x6, SPI x3, I2C x3, Ethernet MAC 10/100, SDIO x2
Vergleichen mit STM32F429IIT6E →

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

STM32F429IIT6G

✅ Drop-In
STMicroelectronics
📦 176-LQFP
32-bit microcontroller · Arm Cortex-M4 with FPU · 180 MHz · 225 DMIPS · 2 MB · 256+4 KB · 176-LQFP (24 x 24 mm) · USB OTG HS/FS

✓ Auf Lager

$9.86 / Stück

Datenblatt ansehen →

STM32F429IIT6

✅ Drop-In
STMicroelectronics
📦 176-LQFP
ARM Cortex-M4 with FPU · 180 MHz · 2 MB · 256 KB · 1.8 V to 3.6 V · LQFP176 · 176 · -40C to +85C

✓ Auf Lager

$8.3523 / Stück

Datenblatt ansehen →

STM32F439IGT6

✅ Drop-In
STMicroelectronics
📦 176-LQFP
ARM Cortex-M4 with FPU and DSP instructions · 180 MHz · 225 DMIPS / 1.25 DMIPS/MHz · 1 MB (1M x 8) · 256 KB · 4 KB · 1.8 V to 3.6 V

✓ Auf Lager

$8.4 / Stück

Datenblatt ansehen →

STM32F429IIT6E Grenzwerte & elektrische Eigenschaften

Product Type 32-bit ARM Cortex-M4 microcontroller
Processor Core ARM Cortex-M4 32-bit RISC
Maximum Operating Frequency 180 MHz
Flash Memory 2 MB (2M x 8)
Gehäuse 176-LQFP
Package Body Size 24 x 24 mm
Device Family STM32F4
Series STM32F429
Bit Width 32 bit
Architecture RISC
Montageart Surface Mount
Unit Price $24.1298 per piece; lead time to be confirmed; estimated delivery Apr 17-Apr 22 as shown in the verified listing

STM32F429IIT6E 24 x 24 mm Pinbelegungsleitfaden

Pinbelegung für STM32F429IIT6E (24 x 24 mm-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.

Pinbelegungsdiagramm für STM32F429IIT6E im 24 x 24 mm-Gehäuse

Keine detaillierten Pinbelegungsdaten verfügbar für STM32F429IIT6E.

Siehe die Datenblatt für die vollständige Pin-Konfiguration.

Typische Anwendungen

STM32F429IIT6E ist geeignet für 7 Anwendungs: Industrial Automation Controller, Human-Machine Interface, Communications Gateway, Audio Control Platform, Data Acquisition and Test System, Embedded Instrument Platform, Motor and Power-System Control.

🏭

Industrial Automation Controller

The STM32F429IIT6E fits an industrial automation controller where a 180 MHz ARM Cortex-M4 core can execute control logic, communication tasks, and supervisory functions while the 176-LQFP package provides a large external I/O budget. Its verified 2 MB Flash capacity also gives embedded firmware more room than a basic controller. The device is placed at the center of the control board and connects sensors, actuators, communications, and status logic. Before design release, verify the operating-voltage range, temperature rating, industrial qualification, pin multiplexing, and timing requirements against the official STM32F429 documentation.

📱

Human-Machine Interface

For a human-machine interface, the STM32F429IIT6E provides the combination of high Cortex-M4 processing performance and a high-pin-count package needed to coordinate displays, buttons, indicators, encoders, and communications. The 180 MHz maximum frequency supports responsive UI logic and background tasks, while 2 MB Flash can accommodate graphics assets, localization data, and application code. In a typical design, the MCU drives an external display interface and reads controls through GPIO or serial peripherals. Confirm the exact LCD, touch, voltage, and pin assignments in the manufacturer documentation before layout.

🌐

Communications Gateway

The STM32F429IIT6E is suitable for a communications gateway when a design needs substantial embedded processing alongside many external signal connections. Its verified 180 MHz Cortex-M4 core can support protocol handling and buffering, and the 176-LQFP package offers more I/O than compact MCUs for status, control, and multiple peripheral connections. The MCU can manage an Ethernet or other communications interface only after the required PHY, transceiver, connector, and pin-level support is verified. Treat cross-brand gateway modules as redesign options unless a complete pin and electrical match is independently established.

🎧

Audio Control Platform

The STM32F429IIT6E can serve as the control processor in an audio system, using its 180 MHz Cortex-M4 core for user controls, transport logic, status display, and communications. The 2 MB Flash capacity can support firmware and configuration data, while the 176-LQFP package can expose controls and interface signals to codecs, amplifiers, and connectors. The MCU itself does not establish audio-performance specifications; analog signal quality depends on the codec, amplifier, clocking, layout, and power design. Verify supported audio peripherals and pin assignments in the official STM32F429 documentation.

🔧

Data Acquisition and Test System

For data-acquisition and test equipment, the STM32F429IIT6E offers a high-performance control core, 2 MB Flash, and a high-pin-count package for coordinating sensors, ADC interfaces, relays, displays, and communications. The 180 MHz Cortex-M4 class is appropriate for measurement sequencing, calibration logic, and real-time control when the external analog front end is selected separately. A practical design would use the MCU to trigger converters and process results while keeping sensitive analog routing away from digital switching paths. Confirm ADC, timer, DMA, voltage, and pin functions in the manufacturer documentation before committing the architecture.

📟

Embedded Instrument Platform

The STM32F429IIT6E is a credible embedded instrument controller because its 180 MHz core can manage measurement algorithms, control sequencing, calibration tables, and communications, while the 176-LQFP package provides access to many external peripherals. The 2 MB Flash figure provides a defined storage baseline for firmware and configuration data. In an instrument design, the MCU would coordinate analog and digital converters, front-panel controls, communications, and status indicators. Because the supplied evidence does not include timing, memory, electrical, or qualification details, the design team should validate the complete datasheet and firmware requirements before using it as a safety- or mission-critical controller.

⚡

Motor and Power-System Control

The STM32F429IIT6E can be evaluated for motor-control and power-system supervisory designs because its Cortex-M4 core provides real-time computation and its large package exposes numerous control and sensing signals. The MCU can generate timing references, process feedback, monitor interlocks, and manage communications through STM32 peripherals when the required functions are confirmed in the exact device documentation. The STM32F429IIT6E is not itself a power MOSFET, gate driver, or isolated interface, so those functions require external components. Validate voltage limits, timer capabilities, safety behavior, thermal conditions, and package layout before using it in a motor-drive stage.

What is the STM32F429IIT6E?
The STM32F429IIT6E is an STMicroelectronics 32-bit ARM Cortex-M4 RISC microcontroller rated up to 180 MHz. Verified distributor information identifies 2 MB of Flash memory and a 176-LQFP package measuring 24 x 24 mm. The official STMicroelectronics page places STM32F429xx in the STM32F4 family. Exact RAM, voltage, peripheral, temperature, and qualification details remain datasheet-dependent.
What are the key specifications of STM32F429IIT6E that engineers should know?
The confirmed headline specifications are a 32-bit ARM Cortex-M4 RISC core, operation up to 180 MHz, 2 MB of Flash memory, and a 176-LQFP package measuring 24 x 24 mm. According to the verified DigiKey listing, Flash is organized as 2M x 8. The STMicroelectronics product page confirms that STM32F429xx devices use the high-performance Cortex-M4 core. Voltage, RAM, pin functions, and temperature limits were not supplied and must be verified in the manufacturer documentation.
Where can I download the STM32F429IIT6E datasheet?
The manufacturer product page is https://www.st.com/en/microcontrollers-microprocessors/stm32f429ii.html, while the verified Octopart datasheet landing page is https://octopart.com/datasheet/stmicroelectronics/STM32F429IIT6E. These links should be used to locate the official STM32F429 documentation. The verified data does not provide a datasheet document number or page count, so neither is asserted here.
Where can I find the STM32F429IIT6E pinout?
The verified results identify a 176-LQFP package, but they do not include the complete pin-by-pin table. The package drawing and pin definitions must therefore be taken from the official STM32F429II product page and manufacturer datasheet, not reconstructed from a distributor image. Use the exact package variant and ordering information before assigning signals to PCB lands.
Where to buy STM32F429IIT6E online?
The verified DigiKey pages are https://www.digikey.com/en/products/detail/stmicroelectronics/STM32F429IIT6E/8257798 and the non-E variant listing at https://www.digikey.com/en/products/detail/stmicroelectronics/STM32F429IIT6/4357424. The verified Heisener listing reports 2,000 pieces at $24.1298 per piece, with lead time to be confirmed. Check exact suffix, stock, and authorized-channel status before ordering.
What is the price of STM32F429IIT6E?
The verified Heisener result lists STM32F429IIT6E at $24.1298 per piece for a stated reference quantity of 2,000 pieces. That price is as of 2026-10-21 and may not represent a volume-tier quote from every distributor. DigiKey also provides the exact part page, but the supplied result does not expose its numerical price, so no unverified DigiKey amount is substituted.
What is the lead time for STM32F429IIT6E?
The verified Heisener result says the lead time is to be confirmed and shows an estimated delivery window of Apr 17-Apr 22. The window is distributor-specific and should not be treated as a guaranteed factory lead time. For procurement, request a written quotation for the exact suffix and required quantity, then confirm production schedule and authorized sourcing before releasing the order.
Is STM32F429IIT6E in stock?
The verified Heisener snippet reports an in-stock quantity of 2,000 pieces, but inventory can change rapidly and the result does not establish XAIPART stock. The exact STM32F429IIT6E DigiKey page should be checked for current availability. Treat the snippet as a dated market signal as of 2026-10-21, not a reservation or guaranteed allocation.
Can STM32F429IIT6E be used for industrial control systems?
The STM32F429IIT6E is a plausible platform for industrial control because it combines a Cortex-M4 core, 180 MHz maximum frequency, 2 MB Flash, and a high-pin-count 176-LQFP package. Those confirmed attributes support real-time control, communications, and multiple external interfaces. Actual suitability depends on unverified parameters such as operating voltage, temperature range, industrial qualification, isolation, and EMC requirements.
Is STM32F429IIT6E suitable for an embedded control platform?
Yes, the STM32F429IIT6E is suitable as a starting point for an embedded control platform because its 180 MHz Cortex-M4 core provides substantial processing headroom and its 2 MB Flash supports larger firmware images. The 176-LQFP package also exposes more I/O than compact MCUs. Confirm RAM, peripherals, voltage, clocking, and pin multiplexing from the official datasheet before finalizing the architecture.
When should I choose STM32F429IIT6E over another STM32 MCU?
Choose the STM32F429IIT6E when the design specifically benefits from its verified combination of a 180 MHz Cortex-M4 core, 2 MB Flash, and 176-LQFP footprint. It is a better fit than a smaller-memory or lower-pin-count device when firmware size and external I/O are priorities. If a different package, voltage range, temperature grade, or peripheral set is required, compare the complete STM32F4 selection before committing.
What is the best drop-in replacement for STM32F429IIT6E?
The verified cross-reference results do not identify a specific part that can be confirmed as a same-package, pin-to-pin drop-in replacement. Therefore, this page does not claim that any listed comparison candidate is a drop-in substitute. A valid replacement must match the exact 176-LQFP land pattern, pin functions, voltage, clock, memory, peripherals, timing, and qualification; use the manufacturer or an authorized cross-reference tool for final validation.
Can STM32F429IIT6G replace STM32F429IIT6E?
The verified comparison result identifies STM32F429IIT6G as another 176-LQFP STM32F429-family MCU with 2 MB Flash, but it does not establish that it is a drop-in replacement for STM32F429IIT6E. Confirm the exact suffix meaning, temperature grade, pin mapping, electrical limits, and qualification with STMicroelectronics before substitution. Similar package size alone is insufficient evidence of interchangeability.
What is the difference between STM32F429IIT6E and STM32F429IIT6G?
The supplied search results show both STM32F429IIT6E and STM32F429IIT6G in the STM32F429 family and associate both with 176-LQFP packaging and 2 MB Flash. They do not provide the suffix decoding needed to quantify a verified difference in temperature, qualification, or lifecycle. Treat them as related orderable variants, not automatically interchangeable, until the official ordering-information document confirms the distinction.
What is the difference between STM32F429IIT6E and STM32H733VGT6?
STM32H733VGT6 is not established as a drop-in replacement for STM32F429IIT6E in the verified data. The search result only identifies an Octopart comparison page, without confirming the same package, pinout, voltage, memory, peripherals, or software compatibility. Use the comparison only as a starting point for a redesign review, not as authorization to replace the MCU without a complete electrical and pin-level comparison.
What design checks are required before using STM32F429IIT6E?
Before layout or firmware release, verify the exact 176-LQFP pin table, power rails, decoupling, clock requirements, memory map, peripheral assignments, reset behavior, and package tolerances in the official manufacturer documentation. The supplied data confirms the MCU, core, frequency, Flash size, and package, but not the complete electrical or pin-level specification. This verification is essential for industrial, automotive, and long-life programs.
Is STM32F429IIT6E RoHS compliant?
The supplied verified data does not state whether STM32F429IIT6E is RoHS compliant, REACH compliant, lead-free, halogen-free, or qualified under AEC-Q100. Those fields must remain unknown until supported by an official STMicroelectronics declaration or product documentation. Do not infer compliance from the manufacturer name, package, distributor listing, or general STM32 family practice.
How should STM32F429IIT6E be sourced for production?
Source the exact STM32F429IIT6E orderable part through an authorized channel and request confirmation of suffix, quantity, date code, lot traceability, and lifecycle status. The verified data contains distributor listings, but one listing reports lead time to be confirmed and another is a related non-E variant. Production purchasing should not combine those records without written manufacturer or authorized-distributor confirmation.

Technische Referenzdaten für STM32F429IIT6E – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

Choose STM32F429IIT6E when the design needs a high-pin-count 176-LQFP microcontroller with a confirmed 180 MHz Cortex-M4 core and 2 MB Flash. It is particularly suitable for embedded control, communications gateways, test equipment, human-machine interfaces, and supervisory industrial systems where more I/O and firmware capacity justify the package. The listed STM32F429IIT6G and STM32F429IIT6 variants may be useful family candidates, but the supplied evidence does not establish a complete drop-in interchange guarantee. STM32F439IGT6 is not preferred when the full 2 MB Flash capacity is required because the verified comparison lists only 1024 KB. Confirm voltage, RAM, pinout, temperature, qualification, lifecycle, and authorized sourcing before production release.

Vergleich mit Alternativen

Parameter Dieses Produkt STM32F429IIT6G STM32F429IIT6 STM32F439IGT6
Package 176-LQFP 176-LQFP 176-LQFP 176-LQFP
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Flash Memory 2 MB (2M x 8) 2 MB 2 MB 1024 KB

Wichtigste Unterscheidungsmerkmale

  • Confirmed 2 MB Flash allocation (vs. STM32F439IGT6)
  • 176-LQFP package continuity (vs. STM32F429IIT6)
  • High-performance Cortex-M4 positioning (vs. STM32F429IIT6G)

Designhinweise

Use the official STM32F429II package drawing to define the 176-LQFP land pattern before PCB release. The verified material confirms the 176-LQFP format and 24 x 24 mm body but does not provide pad dimensions, pin numbering, or land-pattern tolerances. Do not derive these values from a generic LQFP library or from the similarly named non-E listing. Confirm pin 1 orientation, pin names, and exposed thermal requirements against the exact manufacturer documentation.

The supplied data does not specify the STM32F429IIT6E operating voltage, current limits, or power-consumption figures. Before schematic capture, verify the complete power tree, decoupling values, startup sequencing, and voltage tolerances in the manufacturer datasheet. In particular, do not assume that the voltage range of another STM32F4 member applies automatically to this orderable part. A power design based on an unverified voltage limit can damage the MCU or cause intermittent field failures.

Plan the board around the high-pin-count 176-LQFP footprint and route sensitive interfaces according to the exact pin multiplexing and peripheral requirements. Keep clocks, high-speed signals, analog inputs, and external power-conversion regions separated where practical, and place required bypass components close to the relevant supply pins. Because the verified data does not include the complete pinout or internal clock requirements, finalize placement only after downloading and reviewing the exact manufacturer documentation.

Do not treat STM32F429IIT6, STM32F429IIT6G, and STM32F429IIT6E as interchangeable simply because search results associate them with the STM32F429 family or 176-LQFP packaging. Suffix differences can affect ordering, qualification, or availability, and the supplied evidence does not decode them. For production, reconcile the manufacturer ordering information, exact label marking, BOM suffix, and distributor inventory record before substitution.

The verified data does not state thermal resistance, maximum junction temperature, or power dissipation for STM32F429IIT6E. Any thermal calculation must therefore begin after those values are obtained from the official datasheet and confirmed for the actual PCB copper and airflow. For a 176-LQFP device, package escape and via layout can materially affect thermal performance, so a generic package estimate is not sufficient for production thermal validation.

Compliance-Informationen

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Bleifrei
Unknown
Halogenfrei
Unknown
Konfliktmineralien
Unknown

The supplied manufacturer and distributor results do not state RoHS, REACH, lead-free, halogen-free, conflict-mineral, or AEC-Q100 status. Verify these claims against official STMicroelectronics documentation and the exact orderable part.

Ähnliche Suchanfragen

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Verwandte Bauteile & Begriffe

STMicroelectronics STM32F429IIT6E STM32F429IIT6 STM32F429IIT6G STM32F439IGT6 STM32F429II STM32F427xx STM32F429xx ARM Cortex-M4 ARM Cortex-M RISC microcontroller MCU semiconductor embedded control industrial automation communications gateway human-machine interface audio control data acquisition test and measurement 176-LQFP LQFP package 2 MB Flash
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