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Winbond Electronics Corporation W25N01GVTBIG TR
- Part No.:
- W25N01GVTBIG TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 24-TBGA
- Datasheet:
-
W25N01GVTBIG TR.pdf
- Description:
- IC FLASH 1GBIT SPI/QUAD 24TFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:4,544
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Product details
Overview
W25N01GVTBIG TR from Winbond is a 1G-bit (128MB) Serial SLC NAND Flash memory with Dual/Quad SPI interface, organized as 65,536 × 2,048-byte pages and 1,024 × 128KB erasable blocks. It supports 104MHz SPI clocking, delivers up to 50MB/s continuous read throughput in Continuous Read Mode, and operates from 2.7V–3.6V across –40°C to +85°C - deployed in embedded boot storage, firmware code shadowing, and industrial data logging systems.
For engineers reviewing the W25N01GVTBIG TR datasheet, W25N01GVTBIG TR pinout, W25N01GVTBIG TR application, or W25N01GVTBIG TR equivalent, key selection considerations include BUF=0 default mode, hardware write protection behavior with /WP, ECC enablement via SR-2, SOIC 300-mil package compatibility, and Quad I/O timing compliance at 104MHz.
Technical Context
The W25N01GVTBIG TR implements a standard SPI command set extended for Dual/Quad I/O operation using shared bidirectional pins (IO0–IO3), where /WP and /HOLD serve dual roles: dedicated control inputs in Standard/Dual mode, and I/O lines in Quad mode. Its architecture integrates on-die 1-bit ECC correction, configurable buffer vs. continuous read modes (BUF bit in SR-2), and volatile/OTP-lockable protection registers for block-level and status register write control.
It features three distinct operational states governed by register bits: hardware write protection (WP-E=1 disables all program/erase and Quad reads), OTP access mode (OTP-E=1 enables unique ID/parameter/OTP page access), and ECC enablement (ECC-E=1 activates internal error correction). Bad block management is handled via a user-accessible Look-Up Table (LUT) readable with instruction A5h.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 1 G-bit (128 M-byte), organized as 65,536 pages × 2,048 bytes with 1,024 uniform 128KB erase blocks |
| Interface | Dual/Quad SPI compatible; supports Standard (DI/DO), Dual (IO0/IO1), and Quad (IO0–IO3) I/O modes |
| Max Clock Frequency | 104 MHz SPI clock; enables 208 MHz (Dual) or 416 MHz (Quad) effective data rates using Fast Read instructions |
| Read Throughput | Up to 50 MB/s in Continuous Read Mode (BUF=0), eliminating inter-page "Page Data Read" commands |
| Endurance & Retention | 100,000 program/erase cycles with on-chip 1-bit ECC; 10-year data retention at +85°C |
| Power Supply | Single 2.7V–3.6V supply; 25 mA active current, 10 µA standby current |
| Operating Temperature | –40°C to +85°C industrial grade; validated across full voltage and temperature range |
Pinout & Package
W25N01GVTBIG TR uses the 16-pin SOIC 300-mil package (package code SF), with 8 functional pins and 8 no-connect (NC) pins. Pin 1 is /HOLD (IO3), Pin 7 is /CS, Pin 8 is DO (IO1), Pin 9 is /WP (IO2), Pin 10 is GND, Pin 15 is DI (IO0), and Pin 16 is CLK. VCC is on Pin 2; Pins 3–6 and 11–14 are NC.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| /CS (Pin 7) | Chip Select Input | Active-low enable: device enters active mode only when low; high-impedance DO and standby current when high |
| DO (IO1) (Pin 8) | Data Output / Bidirectional I/O | Unidirectional output in Standard SPI; bidirectional I/O in Dual/Quad mode; used for status/data readback |
| /WP (IO2) (Pin 9) | Write Protect Input / Bidirectional I/O | Hardware lock for SR/mem when WP-E=1; functions as IO2 in Quad mode when WP-E=0 |
| GND (Pin 10) | Ground Reference | Primary return path for VCC and all I/O signals; must be low-impedance for stable timing and ECC operation |
| DI (IO0) (Pin 15) | Data Input / Bidirectional I/O | Unidirectional input in Standard SPI; bidirectional I/O in Dual/Quad mode; carries instructions, addresses, and data |
| CLK (Pin 16) | Serial Clock Input | Edge-triggered master clock (rising for input, falling for output); timing-critical up to 104 MHz |
| /HOLD (IO3) (Pin 1) | Hold Input / Bidirectional I/O | Pauses ongoing SPI transfer when low; serves as IO3 in Quad mode when not asserted |
| VCC (Pin 2) | Power Supply | 2.7V–3.6V single supply; powers core logic, charge pumps, and I/O buffers; requires local 1µF decoupling |
Key Features
| Feature | Design Value |
|---|---|
| Continuous Read Mode (BUF=0) | Enables seamless sequential access across page boundaries with one Read command - eliminates software overhead of repeated Page Data Read instructions in boot/code shadowing |
| Configurable Hardware Write Protection | WP-E bit in SR-1 selects between Software Protection (WP pin = IO2) and Hardware Protection (WP pin = dedicated active-low lock disabling all writes and Quad reads) |
| On-die 1-bit ECC | ECC-E bit in SR-2 enables automatic single-bit error correction per 528-byte sector; ECC-1/ECC-0 status bits report correction events without host intervention |
| Bad Block Management (BBM) | Host-accessible Look-Up Table (LUT) stores invalid block addresses; readable via A5h instruction - simplifies field reliability monitoring and wear leveling implementation |
| OTP & Unique ID Pages | Ten 2KB OTP pages (write-once), one 2KB Unique ID page, and one 2KB parameter page support secure device binding, calibration data storage, and factory configuration |
Applications
| Industrial Firmware Storage | Embedded Boot Memory |
|---|---|
|
Use Scenario: Storing bootloader and firmware images in programmable logic controllers (PLCs) and HMIs requiring field-upgradable code with guaranteed integrity. IC Role / Device Role / Timing Role: Non-volatile storage for XIP-capable firmware; leverages Continuous Read Mode for fast linear execution and ECC for bit-error resilience during long-term operation. Use Value: Eliminates external ECC controller; reduces BOM cost and PCB area while meeting IEC 61508 SIL-2 data integrity requirements for industrial control. |
Use Scenario: Booting ARM Cortex-M7 microcontrollers in medical imaging subsystems where power loss during update must not corrupt stored firmware. IC Role / Device Role / Timing Role: Primary boot source with atomic 128KB block erase and hardware write protection (/WP tied low during critical updates). Use Value: Prevents accidental overwrite during brown-out conditions; supports safe dual-bank firmware swapping without risk of bricking the device. |
| Smart Meter Data Logging | Network Edge Router Configuration |
|
Use Scenario: Capturing time-stamped energy consumption data in ANSI C12.19-compliant smart meters operating unattended for 15+ years. IC Role / Device Role / Timing Role: High-endurance NAND storage with 100K P/E cycles and 10-year retention; BBM LUT tracks wear-induced bad blocks over decades. Use Value: Extends field lifetime beyond mechanical meter replacement cycle; avoids costly firmware recalls due to silent data corruption. |
Use Scenario: Storing routing tables, TLS certificates, and vendor-specific configuration profiles in carrier-grade edge routers with zero-downtime upgrades. IC Role / Device Role / Timing Role: Secure configuration vault using OTP pages for immutable root keys and Unique ID for device attestation. Use Value: Enables FIPS 140-2 Level 3 cryptographic binding; prevents unauthorized firmware cloning or credential extraction. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Serial NAND Flash applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| W25N01GVTAIG TR | Same die, identical specs, but defaults to BUF=0 (Continuous Read Mode) and uses TFBGA 8x6-mm (TB) package instead of SOIC | Preferred for space-constrained designs needing BGA footprint and same read-mode behavior; lacks SOIC's manual reworkability | Select W25N01GVTBIG TR when SOIC 300-mil hand-soldering, test probe access, or legacy board compatibility is required |
| MT29F1G08ABAEAWP-AITX:E | 1G-bit SLC NAND with ONFI 2.3 interface (not SPI); requires NAND controller with built-in ECC and BBM; 3.3V only | Suitable for high-throughput embedded Linux systems with dedicated NAND controller; incompatible with SPI-only hosts | Choose W25N01GVTBIG TR for SPI-native MCUs lacking NAND controllers - avoids driver porting and external ECC logic |
Compared with W25N01GVTAIG TR, W25N01GVTBIG TR offers identical functionality in a through-hole SOIC package ideal for prototyping and industrial repairability; versus MT29F1G08ABAEAWP-AITX:E, it eliminates NAND controller dependency and integrates ECC/BBM, reducing system-level design complexity.
Availability
W25N01GVTBIG TR is available at Aetrix Electronics and suitable for industrial firmware storage, embedded boot memory, and smart meter data logging requiring stable component supply, long-lifecycle assurance, and RoHS-compliant sourcing.
Supply support for W25N01GVTBIG 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 semiconductor company specializing in specialty DRAM, mobile DRAM, Code Storage Flash, and TrustME® secure flash solutions since 1987.
The W25N SpiFlash family was designed to bring enterprise-grade SLC NAND density and endurance to SPI-interface microcontrollers - enabling code execution, firmware storage, and data logging without external controllers or complex drivers.
FAQ
What is the default read mode for W25N01GVTBIG TR after power-up?
The W25N01GVTBIG TR powers up in Continuous Read Mode (BUF=0), as indicated by its "T" suffix in the part number. This mode allows uninterrupted sequential access across page boundaries using a single Read command, optimizing performance for code shadowing and streaming applications without requiring repeated Page Data Read instructions between pages.
Does W25N01GVTBIG TR support Quad SPI operation, and how are /WP and /HOLD used in that mode?
Yes, W25N01GVTBIG TR supports Quad SPI using IO0–IO3. In Quad mode, /WP (IO2) and /HOLD (IO3) function as bidirectional data I/O lines - not control inputs. Their hardware protection and hold functions are disabled unless WP-E=1 (which also disables Quad reads) or /HOLD is asserted during Standard/Dual operation only.
How does hardware write protection work on W25N01GVTBIG TR, and what happens when /WP is grounded?
When WP-E=1 in Status Register-1, W25N01GVTBIG TR enters Hardware Protection mode: grounding /WP disables all program, erase, and status register write operations - making the entire memory array, OTP pages, and registers read-only. Quad SPI read commands are also blocked, enforcing strict write lockdown for firmware integrity.
What ECC capability does W25N01GVTBIG TR provide, and how is it enabled?
W25N01GVTBIG TR includes on-die 1-bit ECC per 528-byte sector. It is enabled by setting the ECC-E bit (bit 4) in Status Register-2 (SR-2). When active, ECC automatically corrects single-bit errors during read operations, and cumulative status bits (ECC-1/ECC-0 in SR-3) indicate correction frequency - enabling host firmware to monitor NAND health.
Can W25N01GVTBIG TR be used in place of parallel NAND or ONFI devices?
No - W25N01GVTBIG TR is a Serial NAND Flash with SPI-compatible command set and pinout; it is not electrically or logically compatible with parallel NAND or ONFI-interface devices like MT29F1G08ABAEAWP-AITX:E. It requires SPI host drivers, not NAND controller IP, and lacks asynchronous address/data bus signaling.
W25N01GVTBIG 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 - NAND (SLC)
- Memory Size:
- 1Gbit
- Memory Organization:
- 128M x 8
- Memory Interface:
- SPI - Quad I/O
- Clock Frequency:
- 104 MHz
- Write Cycle Time - Word, Page:
- 700µs
- Access Time:
- 7 ns
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 24-TFBGA (8x6)
W25N01GVTBIG TR FAQ
1.How can I place an order for W25N01GVTBIG TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25N01GVTBIG 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 W25N01GVTBIG TR reliable?
The price and inventory of W25N01GVTBIG TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25N01GVTBIG TR is usually 5 days.
3.What payment methods are accepted for W25N01GVTBIG TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25N01GVTBIG TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25N01GVTBIG TR?
W25N01GVTBIG TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25N01GVTBIG 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 W25N01GVTBIG TR?
For technical support, including W25N01GVTBIG TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25N01GVTBIG TR requirements.
6.How does Aetrix verify that W25N01GVTBIG TR is sourced from the original manufacturer or authorized distributors?
All W25N01GVTBIG 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 W25N01GVTBIG TR meets industry standards.
7.What is the process for return or replacement of W25N01GVTBIG TR?
All W25N01GVTBIG TR units undergo pre-shipment inspection (PSI). If there is an issue with W25N01GVTBIG 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 W25N01GVTBIG TR part is unused and in its original packaging.
Return procedure for W25N01GVTBIG TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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