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Winbond Electronics Corporation W25Q512NWBIM TR
- Part No.:
- W25Q512NWBIM TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 24-TBGA
- Datasheet:
-
W25Q512NWBIM TR.pdf
- Description:
- IC FLASH 512MBIT SPI 24TFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,047
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Product details
Overview
W25Q512NWBIM TR from Winbond is a 1.8V, 512M-bit (64MB) serial NOR flash memory supporting Dual/Quad SPI, QPI, and Double Transfer Rate (DTR) read modes. It features uniform 4KB sectors, 133MHz max clock frequency, and hardware write protection via /WP and /HOLD pins. It is used for code execution (XIP), firmware storage, and parameter retention in space-constrained embedded systems.
For engineers reviewing the W25Q512NWBIM TR datasheet, W25Q512NWBIM TR pinout, W25Q512NWBIM TR application, or W25Q512NWBIM TR equivalent, key selection factors include 1.65–1.95V supply compatibility, DTR-enabled high-speed reads (up to 532MHz equivalent), 4-byte addressing support, JEDEC ID/SFDP register compliance, and WSON 8x6-mm (Package Code E) footprint with /RESET functionality.
Technical Context
The W25Q512NWBIM TR implements a quad I/O architecture with non-volatile Quad Enable (QE) bit in Status Register-2, enabling IO2 (/WP) and IO3 (/HOLD) for Quad SPI operation. Its command set supports 3- and 4-byte address modes, DTR Fast Read (0Dh/0Eh/BDh/EDh), and Erase/Program Suspend/Resume - critical for real-time firmware updates.
It integrates three 256-byte Security Registers with OTP locks, 64-bit Unique ID, and configurable output driver strength (DRV1/DRV0). The device uses volatile/non-volatile status register bits for flexible block protection (BP3–BP0), top/bottom selection (TB), and complement protection (CMP), all accessible via standard SPI instructions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 512 M-bit (64 MB), organized as 262,144 × 256-byte pages |
| Supply Voltage | 1.65 V to 1.95 V - enables direct integration with 1.8V logic domains without level shifting |
| Max Clock Frequency | 133 MHz standard/Dual/Quad SPI - delivers up to 66 MB/s continuous read throughput |
| Erase Granularity | Uniform 4 KB sectors, 32 KB blocks, 64 KB blocks - supports fine-grained firmware partitioning |
| Data Retention | 20+ years at +25°C - ensures long-term reliability for industrial and automotive firmware storage |
| Endurance | 100,000 program/erase cycles per sector - suitable for frequent OTA update scenarios |
| Operating Temp | −40°C to +85°C - qualified for extended industrial temperature range applications |
| Power-down Current | 0.3 µA (typ.) - minimizes standby power in battery-backed or energy-sensitive systems |
Pinout & Package
W25Q512NWBIM TR is supplied in an 8-pad WSON 8x6-mm package (Package Code E), with exposed thermal pad. This RoHS-compliant, surface-mount package supports reflow soldering and provides thermal performance suitable for high-density PCB layouts.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 /CS | Chip Select Input | Active-low enable; must transition high→low after power-up before instruction acceptance |
| 2 DO (IO1) | Data Output / I/O1 | Unidirectional output in Standard SPI; bidirectional I/O in Dual/Quad SPI |
| 3 /WP (IO2) | Write Protect Input / I/O2 | Hardware lock for status register when QE=0; becomes IO2 in Quad mode (QE=1) |
| 4 GND | Ground Reference | Primary return path for all I/O and core logic; connects to PCB ground plane |
| 5 DI (IO0) | Data Input / I/O0 | Unidirectional input in Standard SPI; bidirectional I/O in Dual/Quad SPI |
| 6 CLK | Serial Clock Input | Edge-triggered timing reference for all SPI/QPI/DTR operations |
| 7 /HOLD or /RESET (IO3) | Hold Input / Reset Input | Pauses ongoing operation when low; functions as dedicated /RESET in this WSON variant |
| 8 VCC | Power Supply | 1.65–1.95 V supply; requires local 100 nF decoupling capacitor |
Key Features
| Feature | Design Value |
|---|---|
| DTR Read Support | Enables double-data-rate sampling on CLK edges - doubles effective bandwidth without increasing clock frequency |
| 4-Byte Address Mode | Required for full 512M-bit access; entered via B7h instruction and retained across power cycles when ADP=1 |
| Erase/Program Suspend | Allows interrupting erase/program to service time-critical reads - essential for real-time XIP applications |
| Security Registers | Three 256-byte OTP-lockable regions for secure key storage, calibration data, or anti-cloning identifiers |
| SFDP Register | Jedec-standardized flash parameter table - enables automatic driver configuration in modern bootloaders (e.g., U-Boot, EDK II) |
| Unique 64-bit ID | Factory-programmed per-device serial number - supports secure device authentication and inventory tracking |
Applications
| Industrial PLC Firmware Storage | Automotive ADAS Boot Image |
|---|---|
Use Scenario: Storing firmware images and configuration parameters in programmable logic controllers operating in harsh factory environments. IC Role / Device Role / Timing Role: Non-volatile code and data storage with XIP-capable Quad SPI interface for deterministic boot latency. Use Value: 20-year data retention and −40°C to +85°C rating ensure firmware integrity over extended service life without refresh. |
Use Scenario: Holding boot firmware and sensor calibration data for radar/vision processing units in advanced driver-assistance systems. IC Role / Device Role / Timing Role: High-reliability, fast-read flash memory supporting secure boot via SFDP and Unique ID verification. Use Value: DTR Fast Read (EDh) achieves >50 MB/s sustained reads - reduces boot time while meeting ASIL-B functional safety constraints. |
| Medical Imaging Device Configuration | 5G Baseband Radio Firmware |
Use Scenario: Retaining modality-specific calibration tables, DICOM metadata templates, and regulatory audit logs in portable ultrasound systems. IC Role / Device Role / Timing Role: Parameter and security-critical data storage with OTP-locked Security Registers for HIPAA-compliant traceability. Use Value: Three independent 256-byte Security Registers allow segregated storage of encryption keys, calibration coefficients, and audit counters. |
Use Scenario: Hosting FPGA bitstreams and DSP firmware in massive-MIMO radio units requiring field-upgradable signal processing pipelines. IC Role / Device Role / Timing Role: High-bandwidth, multi-image flash storage supporting A/B partitioning and atomic firmware swaps. Use Value: 64KB block erase (D8h) and 4-byte addressing enable efficient management of multiple 8–12 MB firmware variants in constrained board space. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar serial NOR flash memory applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MX25L51245GZC-13G | 3V supply (2.7–3.6V); no DTR support; 104MHz max clock; SOIC/WSON packages only | Lacks DTR and 4-byte addressing; unsuitable for 1.8V systems or high-throughput XIP | Select only if legacy 3V design exists and DTR/high-speed read is unnecessary |
| IS25LP512M-JMLE | 1.8V supply; supports DTR and 4-byte addressing; 133MHz clock; includes octal DDR mode (not in W25Q512NWBIM TR) | Higher pin count (24-ball TFBGA); octal mode adds complexity but offers higher bandwidth potential | Prefer when future-proofing for octal interface or when TFBGA layout is already committed |
Compared with MX25L51245GZC-13G and IS25LP512M-JMLE, the W25Q512NWBIM TR uniquely balances 1.8V operation, DTR-enhanced throughput, WSON 8x6-mm compactness, and integrated /RESET - making it optimal for new 1.8V embedded designs prioritizing footprint, power, and read speed.
Availability
W25Q512NWBIM TR is available at Aetrix Electronics and suitable for industrial control, automotive telematics, medical diagnostics, and 5G infrastructure applications requiring stable component supply, long-term lifecycle assurance, and RoHS-compliant packaging.
Supply support for W25Q512NWBIM TR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Winbond Electronics is a Taiwan-based global semiconductor manufacturer specializing in specialty memory solutions, including serial NOR/NAND flash, RAM, and mobile DRAM.
The W25Q series was designed specifically for embedded systems demanding high-speed, low-voltage, secure, and space-efficient code and data storage - with emphasis on XIP capability, robust security, and industrial-grade reliability.
FAQ
What is the package type and footprint of W25Q512NWBIM TR?
W25Q512NWBIM TR uses an 8-pad WSON 8x6-mm package (Package Code E) with exposed thermal pad. Its pinout matches Figure 1a in the datasheet: /CS, DO (IO1), /WP (IO2), GND, DI (IO0), CLK, /HOLD or /RESET (IO3), and VCC. This compact, lead-free RoHS-compliant package supports standard reflow profiles and is optimized for high-density PCB layouts where board space is constrained.
Does W25Q512NWBIM TR support 4-byte addressing, and how is it enabled?
Yes, W25Q512NWBIM TR fully supports 4-byte addressing to access its full 512M-bit capacity. It is enabled by issuing the Enter 4-Byte Address Mode instruction (B7h). The setting persists across power cycles if the Power-Up Address Mode bit (ADP) in Status Register-3 is programmed to '1'. Once enabled, all read, program, and erase commands must use 4-byte addresses - verified via ADS bit in Status Register-1.
How does the /RESET pin function on W25Q512NWBIM TR, and is it dedicated?
On W25Q512NWBIM TR, Pin 7 functions as a dedicated hardware /RESET input - distinct from the /HOLD function found in other WSON variants. It is active-low and resets internal state (including address counter and instruction decoder) without requiring power cycling. Unlike /HOLD, it does not pause ongoing operations but forces a clean initialization sequence, making it suitable for system-level recovery in fault-tolerant designs using W25Q512NWBIM TR.
What security features are implemented in W25Q512NWBIM TR?
W25Q512NWBIM TR includes multiple hardware-enforced security layers: (1) three 256-byte Security Registers with OTP lock bits, (2) 64-bit factory-unique serial number, (3) SFDP register for standardized parameter discovery, (4) software/hardware write protection (via /WP and BP bits), and (5) individual sector/block locking (36h/39h instructions). These features collectively support secure boot, firmware anti-tampering, and device identity binding in certified applications.
Can W25Q512NWBIM TR be used for Execute-in-Place (XIP) applications?
Yes, W25Q512NWBIM TR is explicitly qualified for XIP operation via Dual/Quad SPI and QPI interfaces. Its 133MHz clock support, DTR read modes (e.g., EDh), and low-latency Fast Read instructions (6Bh/6Ch) enable deterministic instruction fetch timing. Combined with uniform 4KB sectors and Erase/Program Suspend, it allows seamless background firmware updates without halting CPU execution - a core requirement for real-time XIP implementations using W25Q512NWBIM TR.
W25Q512NWBIM TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 24-TBGA
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NOR
- Memory Size:
- 512Mbit
- Memory Organization:
- 64M x 8
- Memory Interface:
- SPI - Quad I/O, QPI, DTR
- Clock Frequency:
- 133 MHz
- Write Cycle Time - Word, Page:
- 3ms
- Access Time:
- 6 ns
- Voltage - Supply:
- 1.65V ~ 1.95V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 24-TFBGA (6x8)
W25Q512NWBIM TR FAQ
1.How can I place an order for W25Q512NWBIM TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q512NWBIM TR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for W25Q512NWBIM TR reliable?
The price and inventory of W25Q512NWBIM TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q512NWBIM TR is usually 5 days.
3.What payment methods are accepted for W25Q512NWBIM TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q512NWBIM TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q512NWBIM TR?
W25Q512NWBIM TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q512NWBIM TR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for W25Q512NWBIM TR?
For technical support, including W25Q512NWBIM TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q512NWBIM TR requirements.
6.How does Aetrix verify that W25Q512NWBIM TR is sourced from the original manufacturer or authorized distributors?
All W25Q512NWBIM TR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that W25Q512NWBIM TR meets industry standards.
7.What is the process for return or replacement of W25Q512NWBIM TR?
All W25Q512NWBIM TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q512NWBIM TR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The W25Q512NWBIM TR part is unused and in its original packaging.
Return procedure for W25Q512NWBIM TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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