STMicroelectronics

STM32F405OEY6TR - 168MHz Cortex-M4 512KB MCU | STMicroelectronics

부품 번호: STM32F405OEY6TR ✓ 활성
재고 있음 영업일 기준 1~3일 내 발송
90-WLCSP (4.22 x 3.97 mm) Package 168 MHz Speed 512 KB Memory
문의하기 가격 문의
MOQ: 1 |
가격 업데이트: 2026-10-21
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STM32F405OEY6TR 개요

The STMicroelectronics STM32F405OEY6TR is a 32-bit Arm Cortex-M4 microcontroller with floating-point unit and DSP instructions, operating up to 168 MHz and packaged in a 90-WLCSP measuring 4.22 mm by 3.97 mm. It provides 512 KB of Flash memory and integrates the ART Accelerator for zero-wait-state execution from Flash. The device targets compact embedded systems requiring real-time control, high processing throughput, and extensive peripheral connectivity.

A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one system-on-chip. The STM32F405 belongs to the STM32F4 high-performance microcontroller family, combining an Arm Cortex-M4 core with real-time control capabilities, communications peripherals, and low-power design options. Its architecture is suitable for industrial equipment, audio and signal processing, communications, consumer products, and embedded control platforms.

Key features include a 168 MHz maximum operating frequency, single-precision floating-point support, DSP instructions, a memory protection unit, and the ART Accelerator. The verified distributor data identifies 512 KB of Flash memory and a 90-WLCSP package. The Arm Cortex-M4 core also supports a full set of DSP instructions, making the device suitable for applications that combine control logic with numerical signal processing.

The STM32F405OEY6TR is part of the STM32F405xx and STM32F407xx family described in the STMicroelectronics datasheet. Its high-performance architecture is useful when processing speed and deterministic embedded execution matter, while integrated peripherals reduce the need for external components. The exact RAM, voltage, temperature, and peripheral configuration should be confirmed from the complete manufacturer documentation for the selected package and orderable variant.

Typical applications include industrial automation and factory equipment, networked embedded controllers, audio and DSP modules, communications equipment, and consumer electronics. Designers should verify board-level pin availability, power requirements, memory mapping, and startup configuration before production use. The WLCSP format also requires careful PCB layout and assembly capability.

The most important design consideration is to follow STMicroelectronics reference layout, recommended decoupling, exposed-pad thermal requirements, and package-specific assembly guidelines. Firmware should use the STM32CubeMX or STM32CubeIDE-generated startup and peripheral configuration appropriate to the exact device variant. This page consolidates verified distributor data, manufacturer documentation references, application guidance, and replacement limitations for engineering evaluation.

드롭인 대체품: STM32F405OEY6TR — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: STM32F405OEY6TR (동일 폼 팩터 및 풋프린트) — 차이점: Flash Memory, Memory Protection Unit, Package, Product Type, Adaptive Real-Time Accelerator.

STMicroelectronics
Memory Protection Unit: Present
Package: 90-WLCSP
Product Type: 32-bit embedded microcontroller
비교 대상: STM32F405OEY6TR →
STMicroelectronics
Flash Memory: 1 MB (1M x 8 bits)
Memory Protection Unit: Integrated
Product Type: 32-bit Arm Cortex-M4 microcontroller with FPU
비교 대상: STM32F405OEY6TR →
STMicroelectronics
Flash Memory: 1 MB
Package: LQFP-100
비교 대상: STM32F405OEY6TR →

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

STM32F405OEY6BTR

✅ 드롭인
STMicroelectronics
📦 90-WLCSP (4.22 x 3.97 mm)
32-bit embedded microcontroller · Arm Cortex-M4 · 32-bit · 168 MHz · 512 KB · 90-WLCSP · Present · Present

✓ 재고 있음

가격 문의

데이터시트 보기 →

STM32F405OGY6TR

✅ 드롭인
STMicroelectronics
📦 90-WLCSP (4.22 x 3.97 mm)
32-bit Arm Cortex-M4 microcontroller with FPU · 168 MHz · Arm 32-bit RISC Cortex-M4 · Integrated FPU · ART Accelerator with 0-wait-state execution from Flash · 210 DMIPS at 1.25 DMIPS/MHz · 2.1 · 1 MB (1M x 8 bits)

✓ 재고 있음

가격 문의

데이터시트 보기 →

STM32F405OEY7TR

✅ 드롭인
📦 90-WLCSP (4.22 x 3.97 mm)
Related STM32F405OE Y7TR ordering variant shown by the comparison result; exact package and parameter identity is not confirmed

📋 참조 대체품 (카탈로그에 없음)

STM32F415OGY6TR

✅ 드롭인
📦 90-WLCSP (4.22 x 3.97 mm)
Related STM32F4 90-WLCSP device with 1 MB Flash according to the comparison result, versus 512 KB for STM32F405OEY6TR; not a confirmed drop-in replacement

📋 참조 대체품 (카탈로그에 없음)

STM32F405VGT6

✅ 드롭인
STMicroelectronics
📦 90-WLCSP (4.22 x 3.97 mm)
ARM Cortex-M4F with FPU · 168 MHz · 1 MB · 192 KB · 1.8 V to 3.6 V · -40°C to +85°C · LQFP-100 · 82

✓ 재고 있음

$8.1 / 개

데이터시트 보기 →

STM32F405OEY6TR 최대 정격 & 전기적 특성

Product Type 32-bit ARM Cortex-M4 microcontroller
CPU Core Arm Cortex-M4 with FPU
Maximum CPU Frequency 168 MHz
Flash Memory 512 KB
Flash Organization 512K x 8
Instruction Set ARM 32-bit RISC
Floating-Point Unit Single precision
DSP Support Full set of DSP instructions
Memory Protection Unit Yes
ART Accelerator Yes
패키지 90-WLCSP (4.22 x 3.97 mm)
실장 유형 Surface mount
Core Performance 210 DMIPS / 1.25 DMIPS/MHz
Product Family STM32F4 high-performance microcontroller family
Manufacturer STMicroelectronics
Verified Product Description ARM Cortex-M4 STM32F4 microcontroller IC

STM32F405OEY6TR 90-wlcsp (4.22 x 3.97 mm) 핀 구성 가이드

STM32F405OEY6TR(90-wlcsp (4.22 x 3.97 mm) 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.

STM32F405OEY6TR의 90-wlcsp (4.22 x 3.97 mm) 패키지 핀아웃 다이어그램

다음에 대한 상세 핀아웃 데이터 없음: STM32F405OEY6TR.

다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.

일반적인 애플리케이션

STM32F405OEY6TR 적합 용도: 6 애플리케이션s: Industrial Automation and Factory Control, Audio and Digital Signal Processing, Communications and Networked Embedded Equipment, Motor and Motion Control, Test and Measurement Instruments, Consumer and IoT Products.

🏭

Industrial Automation and Factory Control

The STM32F405OEY6TR fits compact industrial controllers that need responsive control logic and numerical processing on one microcontroller. Its Arm Cortex-M4 core operates up to 168 MHz, includes a single-precision FPU and DSP instructions, and provides 512 KB of Flash for control code and configuration data. The device can manage sensor acquisition, actuator sequencing, communication tasks, and supervisory logic in a compact 90-WLCSP package. Designers should validate electrical limits, peripheral assignments, and factory-control timing against the complete STMicroelectronics datasheet, especially when using long-lived production programs.

🎧

Audio and Digital Signal Processing

The STM32F405OEY6TR is suitable for embedded audio and signal-processing modules because its Cortex-M4 core includes single-precision floating-point support and a full set of DSP instructions. At up to 168 MHz, the MCU can combine real-time sampling, filtering, control, and communications tasks while using 512 KB of Flash. The ART Accelerator is identified in the verified family data as supporting zero-wait-state execution from Flash. Actual audio performance still depends on codec interface timing, DMA configuration, memory bandwidth, and the selected audio architecture, so prototype-level timing and signal-quality validation remain necessary.

🌐

Communications and Networked Embedded Equipment

STM32F405OEY6TR can serve as the central controller in communications equipment where deterministic embedded execution and peripheral integration are important. The 168 MHz Cortex-M4 core provides computational headroom for protocol processing, packet handling, user-interface control, and supervisory tasks. The 512 KB Flash capacity supports a moderate embedded firmware image, while the compact 90-WLCSP package assists space-constrained designs. Verify the exact USART, USB, Ethernet, timer, and memory-mapped peripheral configuration in the selected STM32F405 variant before finalizing the board.

🔧

Motor and Motion Control

The STM32F405OEY6TR is appropriate for compact motor-control and motion-control subsystems that combine high-speed computation with embedded real-time processing. Its Cortex-M4 core operates up to 168 MHz and includes an FPU and DSP instructions, which are useful for control calculations and signal transformation. The device can coordinate timer-based PWM, encoder inputs, communications, and protection logic in one package. Use the exact timer, ADC, DMA, and pin-mux configuration from the manufacturer documentation, and verify current limits, isolation, thermal conditions, and motor-driver requirements outside the MCU.

📡

Test and Measurement Instruments

The STM32F405OEY6TR can be evaluated as the control and processing core of a compact test or measurement instrument. Its 168 MHz Cortex-M4 performance, floating-point unit, and DSP instructions support acquisition control, calibration arithmetic, signal analysis, and front-panel management. The 512 KB Flash store provides room for application firmware, while the 90-WLCSP format supports compact board designs when the assembly process is capable of handling the package. Instrument accuracy is primarily determined by analog front-end design, references, clocking, calibration, isolation, and signal-integrity implementation rather than by CPU frequency alone.

🧩

Consumer and IoT Products

STM32F405OEY6TR is suitable for compact consumer devices and IoT endpoints that need more processing capability than a basic microcontroller while retaining integrated memory and control. The 168 MHz Cortex-M4 core, 512 KB Flash, floating-point support, and DSP instructions can handle user-interface logic, sensor fusion, local processing, and communications. The 90-WLCSP package helps reduce board area but requires assembly capability and careful layout. Before production, confirm low-power behavior, clock sources, RF integration, antenna design, security requirements, and the exact peripheral resources of the selected STM32F405 orderable part.

What is the operating frequency of STM32F405OEY6TR?
The STM32F405OEY6TR operates up to 168 MHz according to the verified DigiKey product result and STMicroelectronics family datasheet. Its Arm Cortex-M4 core combines a 32-bit RISC architecture with a single-precision floating-point unit, DSP instructions, and the ART Accelerator. This makes it suitable for embedded control and signal-processing designs that require higher processing throughput than basic Cortex-M microcontrollers.
How much Flash memory does STM32F405OEY6TR have?
The STM32F405OEY6TR has 512 KB of Flash memory, organized as 512K x 8 in the verified DigiKey listing. The STMicroelectronics family datasheet also identifies the STM32F405xx and STM32F407xx devices as high-performance Cortex-M4 products. Flash capacity should be considered alongside firmware image size, bootloader requirements, and update mechanisms when selecting the device.
What package does STM32F405OEY6TR use?
The STM32F405OEY6TR is supplied in a 90-WLCSP package measuring 4.22 mm by 3.97 mm, as stated in the verified DigiKey result. This is a compact surface-mount wafer-level chip-scale package. The exact pin arrangement, ball-map details, assembly requirements, and exposed thermal-pad implementation should be taken from the applicable STMicroelectronics package drawing rather than inferred from the distributor listing.
Does STM32F405OEY6TR include a floating-point unit and DSP instructions?
Yes. The verified datasheet results describe an Arm Cortex-M4 core with a single-precision floating-point unit and a full set of DSP instructions. These features support floating-point and digital signal-processing workloads without requiring a separate accelerator. Actual performance still depends on clock configuration, memory execution behavior, firmware optimization, and the peripherals used by the application.
Where can I download the STM32F405OEY6TR datasheet?
The official manufacturer datasheet is available at https://www.st.com/resource/en/datasheet/stm32f405oe.pdf. It covers the STM32F405xx and STM32F407xx family and is the preferred source for pin assignments, electrical characteristics, memory details, peripherals, and package information. Distributor and third-party datasheet pages may provide convenient mirrors, but the STMicroelectronics document should be used for design decisions.
Is STM32F405OEY6TR suitable for DSP applications?
The STM32F405OEY6TR is suitable for many embedded DSP applications because its Arm Cortex-M4 core includes single-precision floating-point support and a full set of DSP instructions. It can be evaluated at up to 168 MHz and uses the ART Accelerator for zero-wait-state execution from Flash according to the verified datasheet search results. For demanding signal chains, verify sampling rates, memory bandwidth, peripheral resources, and numerical workload before final selection.
STM32F405OEY6TR vs STM32F407OEY6TR: what is the difference?
The verified data confirms that STM32F405OEY6TR is an STM32F4 device with a 168 MHz Cortex-M4 core and 512 KB Flash. The supplied results do not provide a verified STM32F407OEY6TR orderable variant, pin map, or complete parameter table, so a direct substitution claim cannot be made here. Engineers should compare the exact package drawing, memory configuration, peripherals, voltage range, temperature grade, and software support before using another STM32F4 member as a replacement.
Can STM32F405OEY6TR replace STM32F405OEY6BTR?
A direct drop-in replacement cannot be confirmed from the supplied verified data. The search results show STM32F405OEY6TR and STM32F405OEY6BTR in a comparison context, but they do not establish identical package pinout, electrical limits, temperature rating, or ordering characteristics. Because STM32F4 devices can differ in memory, peripherals, and package options, confirm the manufacturer datasheet and cross-reference the exact ball map before replacement.
What can replace STM32F405OEY6TR?
The verified alternatives data does not provide a complete, pin-verified drop-in replacement for STM32F405OEY6TR. It names related STM32F4 parts and generic cross-reference tools, but those results do not prove identical 90-WLCSP pin compatibility. A valid replacement must match the package footprint, pin functions, electrical limits, memory needs, boot behavior, firmware peripherals, and lifecycle requirements; otherwise it is only a functional alternative requiring redesign.
Where to buy STM32F405OEY6TR online?
You can locate STM32F405OEY6TR through the verified DigiKey listing, Mouser product page, ST online store, and Octopart datasheet page. The DigiKey result states that the part can be purchased and shipped today, but exact quantity, delivery date, and current price may change. For production sourcing, request a quotation and confirm authorized-channel traceability, date code, and country-specific shipping terms.
What is the price of STM32F405OEY6TR?
The supplied verified results do not include a numeric distributor price for STM32F405OEY6TR, so the current unit price cannot be stated without guessing. The DigiKey, Mouser, and ST online store pages are suitable places to request a current quotation. Pricing as of 2026-10-22 is therefore marked as unavailable in this record rather than estimated, and actual cost may depend on quantity and authorized-channel inventory.
What is the lead time for STM32F405OEY6TR?
The supplied data does not provide a quantified lead time for STM32F405OEY6TR. The DigiKey result states that the component ships today, but that statement does not establish a guaranteed lead time for every quantity or destination. Request the current lead time from the distributor or STMicroelectronics and confirm manufacturing status, allocation, and stock before committing to a production schedule.
Is STM32F405OEY6TR in stock?
The verified DigiKey snippet says “Buy now, ships today” for STM32F405OEY6TR, indicating that stock was available when that result was retrieved. Stock is time-sensitive and may change after the supplied data timestamp of 2026-10-22. Confirm live inventory, quantity breaks, and fulfillment location directly with the seller before treating the part as available for a production build.
How do I choose between STM32F405OEY6TR and a lower-cost STM32 variant?
Choose STM32F405OEY6TR when the design benefits from its verified 168 MHz Cortex-M4 performance, single-precision FPU, DSP instructions, 512 KB Flash, and 90-WLCSP integration. Choose a lower-cost variant only after checking its CPU frequency, memory, package, peripherals, power requirements, and software compatibility. A lower price does not establish drop-in compatibility, particularly because related STM32F4 orderable parts may use different packages or ball maps.
Does STM32F405OEY6TR meet RoHS and REACH requirements?
The supplied verified product results do not explicitly state the RoHS or REACH status of STM32F405OEY6TR. Compliance must therefore be treated as unknown until confirmed from the current STMicroelectronics product declaration, material declaration, or distributor documentation. Do not infer regulatory status solely from the family name or from general STMicroelectronics practices; request the applicable compliance records for the exact orderable part.
How should I design the PCB around STM32F405OEY6TR?
Use the STMicroelectronics package drawing and reference layout for the 90-WLCSP rather than relying on the distributor description. The verified package is 4.22 mm by 3.97 mm, so assembly capability, ball pitch, solder-mask design, via-in-pad or land patterns, and thermal management must be checked with the PCB fabricator. Confirm decoupling, power sequencing, ground return paths, and exposed-pad requirements from the complete datasheet and hardware design guidance.
Does STM32F405OEY6TR support real-time control?
STM32F405OEY6TR is designed for high-performance embedded control because the Arm Cortex-M4 core operates up to 168 MHz and includes an FPU, DSP instructions, memory protection unit, and ART Accelerator. These features support responsive control loops and numerical processing, but real-time suitability depends on peripheral timing, interrupt latency, memory configuration, clock tree settings, and firmware design. Validate worst-case execution and interrupt behavior in the final system.
What is the role of the ART Accelerator in STM32F405OEY6TR?
The ART Accelerator is designed to reduce Flash-related execution penalties and allow zero-wait-state execution from Flash for supported instruction and data access patterns, according to the verified manufacturer-family search results. It helps improve effective processing throughput in a 168 MHz embedded design. It does not remove the need to configure Flash latency, caches, memory mapping, and timing correctly for the operating system and clock settings.

엔지니어링 참조 데이터: STM32F405OEY6TR — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose STM32F405OEY6TR when a compact design needs a verified 168 MHz Arm Cortex-M4 core, single-precision floating-point support, DSP instructions, ART Accelerator, memory protection, and 512 KB of Flash in a 90-WLCSP package. It is a strong fit for industrial control, audio processing, communications equipment, and compact embedded products. Consider STM32F405OEY6BTR or STM32F405OGY6TR only after confirming exact ball-map, memory, electrical, temperature, and peripheral equivalence. STM32F415OGY6TR offers a reported 1 MB Flash, but it is not confirmed as a drop-in replacement and may require firmware or hardware differences. Treat all listed alternatives as provisional because the supplied web results do not establish complete pin-level compatibility. For production, verify the latest STMicroelectronics datasheet, package drawing, lifecycle status, and authorized-channel availability.

대체품과의 비교

파라미터 이 제품 STM32F405OEY6BTR STM32F405OGY6TR STM32F405OEY7TR STM32F415OGY6TR STM32F405VGT6
CPU Core Arm Cortex-M4 with FPU Related STM32F405 variant; exact core specification not provided Related STM32F405 variant; exact core specification not provided Related STM32F405 variant; exact core specification not provided Arm Cortex-M4-related STM32F4 device; exact details not provided Related STM32F405 family device; exact details not provided
Package 90-WLCSP (4.22 x 3.97 mm) 90-WLCSP stated in comparison context; exact equivalence not confirmed 90-WLCSP stated in comparison context; exact equivalence not confirmed 90-WLCSP stated in comparison context; exact equivalence not confirmed 90-WLCSP stated in comparison result; exact equivalence not confirmed 90-WLCSP not verified in supplied data
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics

주요 차별점

  • Verified high-performance Cortex-M4 integration (vs STM32F405VGT6)
  • 512 KB Flash configuration (vs STM32F415OGY6TR)
  • Compact verified package (vs STM32F405OEY6BTR)
  • FPU and DSP capability (vs STM32F405OGY6TR)

설계 노트

Use the official STMicroelectronics package drawing and reference layout for the 90-WLCSP, because the verified distributor description confirms only the 4.22 mm by 3.97 mm package size. Confirm ball pitch, pad geometry, solder-mask clearances, via strategy, and assembly requirements with the PCB manufacturer before release. The compact WLCSP footprint can be electrically and mechanically sensitive to layout and solder-process variations.

Apply the exact power pins, decoupling network, voltage limits, and startup requirements from the complete STM32F405OE manufacturer documentation. Do not infer supply values from the Cortex-M4 core or from related STM32F4 devices. Place required bypass capacitors close to the relevant supply pins, provide a low-impedance ground return, and validate power sequencing and transient behavior with the final board.

Thermal design must include the PCB copper available around the package and the heat generated by the selected clock and peripheral load. The supplied data does not provide verified thermal resistance or power dissipation values for this exact orderable part, so no thermal figure should be estimated from generic STM32F4 data. Measure or calculate the final junction and board temperatures under worst-case operating conditions using manufacturer-approved thermal parameters.

Do not treat a related STM32F4 orderable code as a drop-in substitute without checking the package ball map, pin multiplexing, memory size, voltage limits, temperature grade, clock configuration, peripheral set, and firmware support. The supplied alternatives data identifies related variants but does not prove complete pin-to-pin equivalence. Validate replacement parts against the official datasheet and perform hardware regression testing.

규정 준수 정보

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
무연
Unknown
무할로겐
Unknown
분쟁 광물
Unknown

The supplied verified search results do not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status for STM32F405OEY6TR. Obtain current compliance declarations from STMicroelectronics or an authorized distributor.

데이터 검증일: 2026-10-22 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

STM32F405OEY6TR STM32F405OEY6TR datasheet STMicroelectronics STM32F405OEY6TR STM32F405OEY6TR 168 MHz Cortex-M4 STM32F405OEY6TR 512KB Flash 90-WLCSP STM32F405OEY6TR STM32F405OEY6TR pinout STM32F405OEY6TR DSP application STM32F405OEY6TR vs STM32F405OEY6BTR STM32F405OEY6TR replacement STM32F405OEY6TR buy online STM32F405OEY6TR price STM32F405OEY6TR stock STM32F405OEY6TR lead time STM32F405OEY6TR RoHS

관련 부품 & 용어

STMicroelectronics STM32F405OEY6TR STM32F405xx STM32F407xx STM32F4 Arm Cortex-M4 ARM 32-bit RISC single-precision FPU DSP instructions ART Accelerator memory protection unit 168 MHz 512 KB Flash 90-WLCSP industrial automation audio processing digital signal processing embedded control ARM architecture real-time control STM32F405OEY6BTR STM32F405OGY6TR STM32F415OGY6TR STM32F405VGT6
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