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Winbond Electronics Corporation W29N04GVBIAA
- Part No.:
- W29N04GVBIAA
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 63-VFBGA
- Datasheet:
-
W29N04GVBIAA.pdf
- Description:
- IC FLASH 4GBIT ONFI 63VFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:238
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Product details
Overview
W29N04GVBIAA from Winbond is a 4G-bit (512MB) SLC NAND Flash memory IC operating at 2.7V–3.6V, organized into 4,096 blocks of 135,168 bytes each (64 pages × 2,112 bytes), with x8 multiplexed I/O interface and standard NAND command set including cache read/program, copy back, and two-plane operations. It targets embedded storage in space-constrained industrial systems requiring reliable code shadowing and media data retention.
For engineers reviewing the W29N04GVBIAA datasheet, W29N04GVBIAA pinout, W29N04GVBIAA application, or W29N04GVBIAA equivalent, key selection criteria include its 25μs random read latency, 250μs typical page program time, 100,000 P/E cycle endurance with 1-bit/528-byte ECC, industrial temperature range (–40°C to +85°C), and dual-package availability (TSOP1-48 and VFBGA-63).
Technical Context
The W29N04GVBIAA implements a standard NAND architecture with separate Command Latch Enable (CLE) and Address Latch Enable (ALE) signals for multiplexed bus operation, supporting ONFI-compatible timing and command protocols. Its block diagram includes dedicated cache and data registers, high-voltage generator, and two-plane memory array enabling concurrent operations across even/odd block planes.
It uses Single-Level Cell (SLC) technology with fixed 2,048-byte main + 64-byte spare page structure, 128KB + 4KB block size, and supports OTP area and block lock features (contact Winbond). Device status is monitored via open-drain RY/#BY, while #WP provides hardware write protection independent of command execution.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Density | 4G-bit / 512MB total capacity; enables compact solid-state storage without external expansion. |
| Page Size | 2,112 bytes (2,048B main + 64B spare); spare area reserved for ECC metadata and bad-block management. |
| Block Size | 135,168 bytes (64 pages); defines minimum erasable unit-critical for wear leveling and FTL design. |
| Random Read | 25μs max latency; determines responsiveness for small-code fetches and interrupt-driven access. |
| Page Program | 250μs typical time; impacts firmware update speed and logging throughput in real-time systems. |
| Endurance | 100,000 program/erase cycles (with 1-bit/528-byte ECC); sets usable lifetime under frequent write workloads. |
| Data Retention | 10 years at 85°C; ensures long-term reliability in unpowered industrial deployments. |
Pinout & Package
W29N04GVBIAA is available in 63-ball Fine-Pitch Ball Grid Array (VFBGA) package (Package Code B), measuring 9mm × 11mm × 1.0mm, with 0.8mm ball pitch. All Vcc and Vss balls must be connected per datasheet requirement; DNU and N.C. balls are unconnected and must remain floating.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| #CE | Chip Enable input | Active-low global enable: high = standby (10μA), low = active; enables multi-chip addressing in stacked configurations. |
| CLE | Command Latch Enable input | High during #WE rising edge latches I/O[7:0] as command byte (e.g., 00h, 80h, 60h); isolates command path from address/data. |
| ALE | Address Latch Enable input | High during #WE rising edge latches I/O[7:0] as address byte; separates column/row address cycles per NAND protocol. |
| #WE | Write Enable input | Rising-edge triggered control for latching commands, addresses, or data; defines timing window for valid I/O setup/hold. |
| #RE | Read Enable input | Falling-edge triggered serial output strobe; data valid after tREA delay; increments column address per pulse for sequential reads. |
| RY/#BY | Ready/Busy output | Open-drain signal: low = internal operation in progress (read/program/erase), high = ready; requires external pull-up. |
| #WP | Write Protect input | Active-low hardware lock: low = disables all program/erase commands regardless of software state; prevents accidental corruption. |
| I/O[0–7] | Bidirectional data bus | Multiplexed 8-bit path for commands (1st cycle), addresses (2nd–5th cycles), and data (subsequent cycles); shared physical pins reduce footprint. |
Key Features
| Feature | Design Value |
|---|---|
| Two-plane operation | Enables concurrent read/program/erase across even- and odd-numbered block planes, doubling effective bandwidth for streaming workloads. |
| Cache Read/Program | Reduces sequential access latency by preloading next page into cache register-enables 25ns cycle time for burst reads/writes. |
| Copy Back | Permits page-to-page relocation within same die without host RAM buffering, accelerating garbage collection and wear leveling in flash translation layers. |
| ONFI-compatible interface | Supports standardized timing and command extensions (e.g., GET/SET FEATURES), easing interoperability with modern NAND controllers. |
| Hardware Write Protect | #WP pin provides fail-safe, non-volatile protection against unintended writes during power transitions or firmware faults. |
Applications
| Industrial HMI Storage | Medical Device Firmware |
|---|---|
Use Scenario: Storing boot code, UI assets, and configuration logs in panel-mounted HMIs deployed in factory automation environments. IC Role / Device Role / Timing Role: Non-volatile code and data storage with deterministic 25μs random read for rapid GUI asset loading and 2ms block erase for field-upgradable firmware. Use Value: Eliminates need for external SPI NOR + eMMC combo; single-chip 512MB density reduces PCB area and BOM count while meeting -40°C to +85°C thermal requirements. | Use Scenario: Holding certified firmware images and patient calibration data in portable diagnostic equipment subject to strict regulatory retention mandates. IC Role / Device Role / Timing Role: High-reliability embedded storage with 10-year data retention at 85°C and 100,000 P/E cycles to support multi-year device service life and audit-ready version history. Use Value: SLC NAND architecture ensures bit-error stability under radiation-prone clinical settings; hardware #WP prevents accidental overwrite during battery-swapping or hot-plug events. |
| Smart Energy Meter Logging | Automotive Telematics Black Box |
Use Scenario: Recording time-stamped energy consumption metrics and grid anomaly events in ANSI C12.22-compliant smart meters with limited power budget. IC Role / Device Role / Timing Role: Low-power logging medium using 10μA standby current and 250μs page program to minimize write energy per kWh record. Use Value: Enables >10-year battery-backed operation without compromising on 512MB event history depth; two-plane operation allows background logging during real-time metering interrupts. | Use Scenario: Capturing CAN bus diagnostics, GPS coordinates, and sensor snapshots in automotive black box recorders requiring crash-survivable storage. IC Role / Device Role / Timing Role: Crash-robust non-volatile buffer with fast 25μs random read for post-event forensic retrieval and copy-back capability for secure data migration before overwrite. Use Value: Withstands 50g shock and -40°C cold cranking; SLC endurance ensures integrity of critical safety logs across 15+ vehicle model years without degradation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NAND Flash memory applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MT29F4G08ABAEAH4-IT:E | 4G-bit SLC NAND, 3.3V, x8, TSOP-48 only; no VFBGA option; ONFI 2.3 compliant with enhanced SET/GET FEATURES. | Requires board redesign if migrating from VFBGA; lacks two-plane operation and cache program acceleration. | Select when ONFI 2.3 controller compatibility is mandatory and TSOP-48 layout already exists. |
| TC58NVG2S3ETA00 | 4G-bit SLC NAND, 3.3V, x8, VFBGA-63; supports toggle DDR mode but no two-plane or copy back; 50,000 P/E cycles. | Lower endurance limits field-upgrade frequency; missing cache and copy-back features increase FTL complexity. | Choose for cost-sensitive designs where basic NAND functionality suffices and 50K-cycle lifetime is acceptable. |
Compared with MT29F4G08ABAEAH4-IT:E and TC58NVG2S3ETA00, W29N04GVBIAA delivers higher endurance (100K vs. 50K cycles), integrated two-plane concurrency, and copy-back acceleration-reducing host CPU overhead and extending usable life in write-intensive embedded logging and firmware update scenarios.
Availability
W29N04GVBIAA is available at Aetrix Electronics and suitable for industrial HMI storage, medical device firmware, and smart energy meter logging requiring stable component supply, long-term lifecycle support, and guaranteed industrial temperature compliance.
Supply support for W29N04GVBIAA 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 memory solutions, including NOR/NAND Flash, SRAM, and audio codecs, serving industrial, automotive, and consumer markets since 1987.
The W29N series targets embedded systems needing high-reliability, low-pin-count NAND Flash with SLC endurance and industrial-grade thermal performance-designed specifically for code execution, firmware storage, and mission-critical data logging where bit error rates and retention are non-negotiable.
FAQ
What is the operating voltage range for W29N04GVBIAA?
The W29N04GVBIAA operates across a single 2.7V to 3.6V supply rail. This wide Vcc range accommodates brown-out conditions in battery-powered or unregulated industrial power supplies while maintaining full functionality-including program, erase, and read operations-without requiring external voltage regulation beyond standard decoupling.
Does W29N04GVBIAA support hardware write protection?
Yes, W29N04GVBIAA includes a dedicated #WP (Write Protect) input pin. When asserted low, it disables all program and erase commands regardless of internal status or software state-providing fail-safe, hardware-level protection against accidental or malicious corruption during power-up, reset, or firmware anomalies.
What package types are offered for W29N04GVBIAA?
W29N04GVBIAA is manufactured in two package variants: 48-pin TSOP1 (12mm × 20mm) and 63-ball VFBGA (9mm × 11mm × 1.0mm, 0.8mm pitch). The "B" suffix in W29N04GVBIAA explicitly denotes the VFBGA-63 package, which enables higher-density PCB layouts and improved thermal performance in compact embedded modules.
How does the two-plane architecture in W29N04GVBIAA improve performance?
The W29N04GVBIAA divides its 4,096-block array into even- and odd-numbered planes, allowing concurrent operations-such as reading from one plane while programming to another. This eliminates sequential bottlenecks, effectively doubling throughput for streaming applications like video buffering or continuous sensor logging without increasing clock speed or bus width.
What ECC requirement is specified for W29N04GVBIAA's 100,000-cycle endurance rating?
The 100,000 program/erase cycle endurance of W29N04GVBIAA is validated under 1-bit-per-528-byte Error Correcting Code (ECC) correction capability. This means the host controller or flash translation layer must implement at least this level of ECC-commonly met by BCH-8 or stronger algorithms-to guarantee data integrity throughout the rated lifetime.
W29N04GVBIAA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- -
- Package/Case:
- 63-VFBGA
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NAND (SLC)
- Memory Size:
- 4Gbit
- Memory Organization:
- 512M x 8
- Memory Interface:
- ONFI
- Clock Frequency:
- -
- Write Cycle Time - Word, Page:
- 25ns, 700µs
- Access Time:
- 20 ns
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 63-VFBGA (9x11)
W29N04GVBIAA FAQ
1.How can I place an order for W29N04GVBIAA through Aetrix?
Please submit a Request for Quotation (RFQ) for W29N04GVBIAA 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 W29N04GVBIAA reliable?
The price and inventory of W29N04GVBIAA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W29N04GVBIAA is usually 5 days.
3.What payment methods are accepted for W29N04GVBIAA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W29N04GVBIAA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W29N04GVBIAA?
W29N04GVBIAA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W29N04GVBIAA 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 W29N04GVBIAA?
For technical support, including W29N04GVBIAA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W29N04GVBIAA requirements.
6.How does Aetrix verify that W29N04GVBIAA is sourced from the original manufacturer or authorized distributors?
All W29N04GVBIAA 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 W29N04GVBIAA meets industry standards.
7.What is the process for return or replacement of W29N04GVBIAA?
All W29N04GVBIAA units undergo pre-shipment inspection (PSI). If there is an issue with W29N04GVBIAA, 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 W29N04GVBIAA part is unused and in its original packaging.
Return procedure for W29N04GVBIAA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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