W25M512JVEIQ - 512Mbit SPI NOR Flash 104MHz | Winbond
부품 번호: W25M512JVEIQ ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $7.07 | $7.07 |
| 10 | $6.6 | $66.00 |
| 100 | $5.9 | $590.00 |
| 500 | $4.8 | $2,400.00 |
| 1,000 | $3.64 | $3,640.00 |
W25M512JVEIQ 개요
A serial NOR flash memory is a non-volatile storage device that retains code and data without power and is accessed over a simple serial peripheral interface. In the system memory hierarchy, NOR flash occupies the code-storage tier: unlike NAND flash, it offers random-access reads with fast, byte-level access, which makes it the standard boot medium for microcontrollers, processors, and FPGAs. A multichip package (MCP) such as the W25M series stacks multiple die - for example dual NOR or NOR+NAND - inside one package, doubling or tripling density without enlarging the PCB footprint.
Key features of the W25M512JVEIQ include 512Mbit capacity organized as 64M x 8, uniform 4KB sectors per the Mouser listing, and Quad SPI operation up to 104 MHz that delivers high read throughput for XIP (execute-in-place) booting. The WSON-8 (8x6) package with exposed pad provides low thermal impedance and a compact footprint suitable for dense boards.
The device uses Winbond spiFlash technology with standard JEDEC-recognized SPI command sets (read, page program, sector/block erase), standarddual- and quad-output commands, and hardware write protection via the /WP pin. The MCP architecture integrates stacked die internally so the host sees a single SPI target, simplifying firmware compared with board-level chip stacking.
Typical applications include embedded boot code storage for Linux-based SoCs and microcontrollers, FPGA configuration bitstreams, networking and industrial equipment firmware, and set-top-box or display firmware where 64MB of XIP-capable code storage is required.
Designers should verify whether their boot ROM supports the W25M MCP command mapping, since the W25M series uses a die-select wrapper distinct from the single-die W25Q family; 10k pull-ups on /HOLD and /WP and a 0.1uF decoupling capacitor close to VCC are standard practice.
This page synthesizes distributor pricing, drop-in alternatives, pinout, and practical design notes not found in the manufacturer datasheet, with pricing referenced as of 2026-09-10.
드롭인 대체품: W25M512JVEIQ — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: W25M512JVEIQ (동일 폼 팩터 및 풋프린트) — 차이점: Memory Type, Access Time, Data Retention, Endurance, Interface.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
W25Q512JVEIQ
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
W25Q512JVFIQ
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
MX25L51245GXDI-08G
✅ 드롭인✓ 재고 있음
$4.2 / 개
데이터시트 보기 →EN25QH512A
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
S25FL512S
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
W25M512JVEIQ 최대 정격 & 전기적 특성
| 메모리 유형 | FLASH - NOR Memory IC (Multichip Package) |
| 메모리 크기 | 512 Mbit (64 MB) |
| 메모리 구성 | 64M x 8 |
| 인터페이스 | SPI, Dual SPI, Quad SPI |
| Max Clock Frequency | 104 MHz |
| Operating Voltage | 3V / 3.3V |
| Access Time | 7 ns |
| Sector Size | 4KB Uniform Sector |
| 패키지 | 8-WSON (8mm x 6mm) with exposed pad |
| 실장 유형 | Surface Mount |
| Write Protect | Hardware /WP pin |
| Hold Pin | /HOLD supported |
W25M512JVEIQ 핀 구성
| 핀 1 | /CE — Chip Enable (active low) - selects the device for SPI communication |
| 핀 2 | SO/SIO1 — Serial Data Output / Dual SPI data line 1 / Quad SPI data line 1 |
| 핀 3 | /WP/SIO2 — Write Protect (active low) in SPI mode / Quad SPI data line 2 |
| 핀 4 | GND — Ground - also connected to exposed pad |
| 핀 5 | SI/SIO0 — Serial Data Input / Dual SPI data line 0 / Quad SPI data line 0 |
| 핀 6 | SCLK — Serial Clock input, up to 104 MHz in Quad SPI operation |
| 핀 7 | /HOLD — Hold (active low) - pauses serial communication without deselecting the device |
| 핀 8 | VCC — Power supply, 3V/3.3V operating voltage |
일반적인 애플리케이션
W25M512JVEIQ 적합 용도: 6 애플리케이션s: Embedded Boot Code Storage, FPGA Configuration Bitstream Storage, Networking and Telecom Equipment, Industrial Automation and Control, Set-Top Box and Smart Display Firmware, IoT Gateways and Edge Computing Nodes.
Embedded Boot Code Storage
The W25M512JVEIQ serves as the primary boot and code-storage device for Linux-based SoCs and high-density microcontroller systems that need more than 32MB of XIP-capable NOR. Its 512Mbit capacity in a 64M x 8 organization holds bootloader, kernel, and root filesystem images on a single die-select-addressed package, while Quad SPI at 104 MHz delivers the read throughput needed for fast decompress-and-jump boot flows. The 4KB uniform sectors allow fine-grained firmware update granularity, reducing wear and update windows. Designers must confirm the host boot ROM supports the W25M MCP die-select command mapping; where it does, the part provides a compact single-footprint alternative to board-level stacking of two 256Mbit flash devices.
추천
FPGA Configuration Bitstream Storage
High-density FPGAs require large configuration images, and the W25M512JVEIQ's 512Mbit capacity plus Quad SPI read at up to 104 MHz reduces bitstream load time versus single-bit SPI masters. The 64MB organization accommodates multiple fallback images for remote-update schemes, with 4KB sectors enabling per-image metadata and golden-image protection structures. Because many FPGA configuration controllers expect standard single-die SPI command sets, firmware glue logic may be needed to traverse the W25M die-select wrapper - a step that should be validated in simulation before layout freeze. Where the loader supports it, this part replaces two stacked flash sockets with one 8x6mm WSON footprint and its exposed-pad ground connection aids signal return integrity.
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Networking and Telecom Equipment
Routers, switches, and baseband cards store firmware, device trees, and configuration logs in serial NOR, and the W25M512JVEIQ's 64MB density covers modern firmware images that have outgrown 32Mbit-class devices. The 3V/3.3V operating range integrates directly with standard networking SoC I/O rails, and Dual/Quad SPI interfaces let the CPU fetch code with minimal pin count on dense backplane cards. The 8x6mm WSON package suits high-layer-count PCBs where component height and footprint are constrained. Hardware write protection via the /WP pin protects the bootloader region against accidental corruption during field firmware updates, a critical reliability requirement in unattended network infrastructure deployed for multi-year service life.
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Industrial Automation and Control
Industrial PLCs, motor drives, and HMI panels require non-volatile storage that survives wide temperature exposure and stores both executable code and logged data. The W25M512JVEIQ provides 512Mbit of NOR storage with the random-read access NOR is known for, letting controllers execute code in place and read parameters at any byte boundary without page-sequential overhead. The MCP architecture consolidates what would otherwise be multiple flash packages into one 8x6mm footprint, simplifying BOM and improving placement yield on conformal-coated industrial boards. Designers should budget erase-before-program time on the 4KB sectors into firmware update routines and use the hardware /WP pin to lock calibration tables against power-glitch corruption.
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Set-Top Box and Smart Display Firmware
Consumer AV platforms such as set-top boxes, smart TVs, and streaming devices boot from serial NOR and the W25M512JVEIQ's 64MB capacity holds multi-megabyte bootloaders plus partitioned firmware for secure over-the-air update schemes with A/B image slots. Quad SPI at 104 MHz shortens cold-boot latency, a directly user-visible metric in these products, while the 3.3V interface matches mainstream SoC I/O without level translation. The compact 8x6mm WSON package with exposed pad supports the thin form factors these products demand. The MCP die-select architecture also allows future density migration within the W25M family without PCB respin, protecting the design across product refresh cycles.
추천
IoT Gateways and Edge Computing Nodes
IoT gateways aggregate sensor data and run containerized edge workloads, needing substantial non-volatile code storage; the W25M512JVEIQ's 512Mbit NOR holds the OS bootloader and security keys while larger NAND or eMMC handles bulk data. Its Quad SPI bandwidth supports secure-boot certificate verification and encrypted-image decompression without becoming the boot bottleneck, and the 4KB sector granularity suits key-overwrite and tamper-log schemes. The low pin-count SPI interface preserves routing channels on crowded gateway boards, and the WSON exposed pad gives a reliable ground reference for the high-speed clock line. Designers should validate the host SoC's W25M MCP support, or select the single-die W25Q512JV equivalent for maximum boot-ROM portability.
추천
추천 제품 요약
엔지니어링 참조 데이터: W25M512JVEIQ — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | W25Q512JVEIQ | MX25L51245GXDI-08G | S25FL512S |
|---|---|---|---|---|
| Brand | Winbond Electronics | Winbond Electronics | Macronix | Infineon (formerly Cypress) |
| Density | 512 Mbit (64 MB) | 512 Mbit (64 MB) | 512 Mbit (64 MB) | 512 Mbit (64 MB) |
| Interface | SPI / Dual SPI / Quad SPI | SPI / Dual SPI / Quad SPI | SPI / Dual SPI / Quad SPI | SPI / Dual SPI / Quad SPI |
| Operating Voltage | 3V / 3.3V | 2.7V - 3.6V | 2.7V - 3.6V | 3.0V |
| Architecture | Multichip Package (MCP, die-select) | Single die (standard SPI command set) | Single die (standard SPI command set) | Single die (standard SPI command set) |
| Sector Size | 4KB uniform sector | 4KB uniform sector | 4KB uniform sector | 256KB (with 4KB subsector paging) |
주요 차별점
- Multichip package density in single footprint (vs W25Q512JVEIQ)
- Same-footprint cross-brand escape path (vs MX25L51245GXDI-08G)
- 104 MHz Quad SPI read throughput (vs S25FL512S)
설계 노트
At 104 MHz Quad SPI operation, keep SCLK and SIO[3:0] trace lengths matched within 5mm and short (under 50mm preferred). Route the SPI bus over an unbroken ground plane - the WSON exposed pad connects the die ground directly to the PCB, so place a solid via-stitched ground area beneath the package. Series termination of 22-33 ohms on SCLK near the driver reduces ringing on long traces. For layouts exceeding 80mm bus length, consider dropping to Dual SPI mode, which halves switching activity and relaxes timing margins.
Place a 0.1uF X7R ceramic decoupling capacitor within 2mm of the VCC pin (pin 8), plus a 4.7uF bulk capacitor per flash device on the 3.3V rail. Erase operations draw higher transient current than reads; insufficient decoupling causes VCC droop that can corrupt in-flight programming. If the shared rail also powers RF or analog circuitry, add a ferrite bead or dedicated LDO branch for the flash to isolate program/erase transient noise. Estimated: a 4KB sector erase at typical NOR current spikes of tens of milliamps is brief, but bulk capacitance ensures the 3.3V rail stays within the 3V-3.6V operating window during the event.
The most common integration error is assuming W25M MCP command compatibility with the single-die W25Q family. The W25M series uses a die-select command wrapper, so boot ROMs and flash programmers written for W25Q may fail to identify or program the device. Validate with the actual host bootloader before layout freeze. Also pull /HOLD (pin 7) and /WP (pin 3) high with 10k resistors when unused - floating hold lines can stall SPI transactions during noisy boot sequences, and an unintentionally low /WP locks the device in write-protect. Finally, always erase a 4KB sector before programming it; NOR flash can only program 1-to-0 bits.
규정 준수 정보
Compliance data was not present in the provided verified web data. Consult the official Winbond product page or datasheet for RoHS/REACH status.
