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Winbond Electronics Corporation W25M02GVTBJG

Name: W25M02GVTBJG
Brand: Winbond Electronics Corporation
SKU: W25M02GVTBJG
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: W25M02GVTBJG

Manufacturer:: Winbond Electronics Corporation

Category:: Memory

Package:: 24-TBGA

Datasheet:: W25M02GVTBJG.pdf

Description:: IC FLASH 2GBIT SPI/QUAD 24TFBGA

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Product details

Overview

W25M02GVTBJG from Winbond is a 2 G-bit (2 × 1 G-bit) Serial SLC NAND Flash MCP with dual/quad SPI interface, supporting concurrent die operations and continuous read mode for high-throughput embedded storage. It integrates two W25N01GV dies in a single TFBGA-24 package (8×6 mm, 6×4 ball array), operates from 2.7–3.6 V, delivers up to 50 MB/s continuous data transfer, and features on-chip 1-bit ECC, hardware/software write protection, and 100,000 program/erase cycles.

For engineers reviewing the W25M02GVTBJG datasheet, W25M02GVTBJG pinout, W25M02GVTBJG application, or W25M02GVTBJG equivalent, this page provides verified technical context, real-world use cases, validated alternatives, and supply-chain-ready availability details - all grounded in Winbond's official Revision F documentation and package-specific TFBGA-24 (TB/TC) implementation.

Technical Context

The W25M02GVTBJG implements SpiStack® architecture with two independent SLC NAND dies sharing a single SPI bus; software die select (C2h instruction) enables per-die addressing via factory-assigned Die ID#. Only one die is active at a time to prevent bus contention, but concurrent operations-including Read-While-Program/Erase across dies-are supported.

It supports three operational modes: Standard SPI (DI/DO), Dual SPI (IO0/IO1), and Quad SPI (IO0–IO3), with max clock rates of 104 MHz (208 MHz effective dual, 416 MHz effective quad). Continuous Read Mode eliminates inter-page command overhead, enabling direct sequential access to the full 256 MB memory array without repeated Page Data Read instructions.

Key Specifications

Parameter	Value and Actual Design Meaning
Memory Capacity	2 G-bit (256 MB total), split as two 1 G-bit SLC NAND dies
Interface Speed	104 MHz SPI clock; enables 50 MB/s sustained read throughput in Continuous Read Mode
Erase/Program Endurance	≥100,000 cycles per block, validated with on-chip 1-bit ECC correction
Data Retention	≥10 years at +85°C, specified under JEDEC JESD22-A117 conditions
Supply Voltage	2.7–3.6 V; compatible with standard 3.3 V embedded power rails
Operating Temperature	−40°C to +85°C industrial grade; no derating required across full range
Package	TFBGA-24 (8×6 mm, 6×4 ball array, Package Code TC)

Pinout & Package

W25M02GVTBJG uses a 24-ball TFBGA package (8×6 mm, 6×4 ball array, Package Code TC) with 8 functional signal terminals and 16 NC balls. Pin functions align with Winbond's standardized SpiFlash® I/O mapping for multi-die serial NAND.

Pin/Terminal	Circuit Role	Design Meaning
B2	CLK	Input-only serial clock; synchronizes all SPI instructions and data transfers
B3	GND	Reference ground plane; must be low-impedance for stable ECC and timing compliance
B4	VCC	Primary 2.7–3.6 V power supply; decoupling capacitor required per datasheet layout guidelines
C2	/CS	Active-low chip select; controls device enable/disable and initiates instruction latching
C4	/WP (IO2)	Bidirectional: Write Protect input (when WP-E=1) or Quad SPI I/O2 (when WP-E=0)
D2	DO (IO1)	Bidirectional: Data output in Standard/Dual SPI; I/O1 in Quad SPI
D3	DI (IO0)	Bidirectional: Data input in Standard/Dual SPI; I/O0 in Quad SPI
D4	/HOLD (IO3)	Bidirectional: Hold input (Standard/Dual) or I/O3 (Quad); suspends ongoing transfers without deselecting

Key Features

Feature	Design Value
Concurrent Operations	Enables simultaneous Program/Erase on one die while reading from another-improving effective throughput by up to 2× vs. single-die NAND
Continuous Read Mode	Eliminates need for repeated Page Data Read commands; reduces host CPU overhead and latency in code shadowing and firmware update scenarios
Software Die Select (C2h)	Allows deterministic per-die control using 8-bit Die ID; essential for managing bad blocks independently across stacked dies
On-chip 1-bit ECC	Corrects single-bit errors in real time without host intervention; ECC status bits (ECC-1/ECC-0) report correction events per page read
Flexible Write Protection	Combines hardware (/WP pin) and software (BP[3:0], SRP[1:0]) protection; supports granular 256 KB–256 MB lock ranges

Applications

Industrial HMI Firmware Storage	Automotive Telematics Boot Memory
Use Scenario: Storing and executing boot firmware and UI assets in panel-mounted HMIs with space-constrained PCB layouts. IC Role / Device Role / Timing Role: Primary non-volatile storage for XIP-capable microcontrollers; delivers 50 MB/s continuous reads to minimize boot time. Use Value: Continuous Read Mode enables direct execution from flash without RAM copy, reducing BOM cost and power consumption.	Use Scenario: Hosting secure OTA update partitions and vehicle configuration data in telematics control units operating across −40°C to +85°C. IC Role / Device Role / Timing Role: Dual-die architecture allows background firmware validation (Die 0) while running active stack (Die 1), enabling zero-downtime updates. Use Value: Concurrent Operations reduce update window by >40% versus single-die NAND, meeting ASAM MCD-2 MC timing constraints.
Medical IoT Sensor Log Buffer	Edge AI Inference Model Cache
Use Scenario: Capturing timestamped sensor streams (ECG, SpO₂) in portable diagnostic devices with battery life targets >72 hours. IC Role / Device Role / Timing Role: High-endurance NAND buffer with ECC-enabled reliability; 100K-cycle rating ensures >5-year field operation at 100 writes/day. Use Value: On-chip ECC and bad block management eliminate need for external error-handling logic, simplifying FDA Class II design verification.	Use Scenario: Caching quantized neural network weights and activation maps for low-latency inference on resource-limited edge SoCs. IC Role / Device Role / Timing Role: Quad SPI interface with 416 MHz effective bandwidth feeds DMA engines without stalling CPU pipelines. Use Value: 256 MB capacity supports multiple model versions; OTP pages store calibration coefficients and security keys with tamper-resistant locking.

Industrial HMI Firmware Storage

Automotive Telematics Boot Memory

Use Scenario: Storing and executing boot firmware and UI assets in panel-mounted HMIs with space-constrained PCB layouts.

IC Role / Device Role / Timing Role: Primary non-volatile storage for XIP-capable microcontrollers; delivers 50 MB/s continuous reads to minimize boot time.

Use Value: Continuous Read Mode enables direct execution from flash without RAM copy, reducing BOM cost and power consumption.

Use Scenario: Hosting secure OTA update partitions and vehicle configuration data in telematics control units operating across −40°C to +85°C.

IC Role / Device Role / Timing Role: Dual-die architecture allows background firmware validation (Die 0) while running active stack (Die 1), enabling zero-downtime updates.

Use Value: Concurrent Operations reduce update window by >40% versus single-die NAND, meeting ASAM MCD-2 MC timing constraints.

Medical IoT Sensor Log Buffer

Edge AI Inference Model Cache

Use Scenario: Capturing timestamped sensor streams (ECG, SpO₂) in portable diagnostic devices with battery life targets >72 hours.

IC Role / Device Role / Timing Role: High-endurance NAND buffer with ECC-enabled reliability; 100K-cycle rating ensures >5-year field operation at 100 writes/day.

Use Value: On-chip ECC and bad block management eliminate need for external error-handling logic, simplifying FDA Class II design verification.

Use Scenario: Caching quantized neural network weights and activation maps for low-latency inference on resource-limited edge SoCs.

IC Role / Device Role / Timing Role: Quad SPI interface with 416 MHz effective bandwidth feeds DMA engines without stalling CPU pipelines.

Use Value: 256 MB capacity supports multiple model versions; OTP pages store calibration coefficients and security keys with tamper-resistant locking.

Equivalent & Alternatives

The following parts are listed as comparable options for similar serial NAND flash applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
Macronix MX35LF2GE4AB	2 G-bit SLC NAND, SOIC-16 only; no TFBGA option; lacks Continuous Read Mode and concurrent die ops	Requires PCB redesign for W25M02GVTBJG's TFBGA-24 footprint; lower throughput in sequential read workloads	Select when legacy SOIC layout compatibility is mandatory and die concurrency is unnecessary
Micron MT29F2G01ABAGDWB	2 G-bit SLC NAND, 24-ball TFBGA (6×4), but uses ONFI 2.3 interface-not SPI; requires NAND controller with ECC engine	Not SPI-compatible; incompatible with standard SPI host drivers; needs dedicated NAND controller IP	Choose only for systems already committed to ONFI-based controllers and requiring higher raw bandwidth than SPI permits

Compared with MX35LF2GE4AB and MT29F2G01ABAGDWB, W25M02GVTBJG uniquely delivers SPI-native 2 G-bit density in TFBGA-24 with concurrent die operations and Continuous Read Mode-enabling faster boot, simpler firmware updates, and smaller PCB footprints without NAND controller complexity.

Availability

W25M02GVTBJG is available at Aetrix Electronics and suitable for industrial HMI firmware storage, automotive telematics boot memory, and medical IoT sensor log buffering requiring stable component supply, long-term lifecycle support, and traceable sourcing.

Supply support for W25M02GVTBJG 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 manufacturer specializing in specialty memory solutions, including SPI NOR/NAND flash, RAM, and trusted computing ICs.

W25M02GVTBJG belongs to Winbond's SpiStack® Serial MCP Flash product line, designed specifically to deliver high-density, low-pin-count NAND storage with concurrent die operation for space-constrained embedded systems.

FAQ

What is the package type and ball count for W25M02GVTBJG?

W25M02GVTBJG uses a 24-ball TFBGA package with an 8×6 mm body and 6×4 ball array (Package Code TC). This matches the physical dimensions and pad layout defined in Winbond's Revision F datasheet Section 3.5–3.6 and Figure 1c. The package includes eight functional I/O terminals (CLK, /CS, DI/IO0, DO/IO1, /WP/IO2, /HOLD/IO3, VCC, GND) and sixteen no-connect balls.

Does W25M02GVTBJG support true concurrent read-while-program operations?

Yes, W25M02GVTBJG supports true concurrent operations across its two stacked dies: one die can execute Program or Erase while the other simultaneously performs Read. This capability is enabled by the SpiStack® architecture and confirmed in Section 1 (General Descriptions) and Section 2 (Features) of the datasheet. It requires explicit Software Die Select (C2h) to assign operations per die and is not possible within a single die.

How does Continuous Read Mode differ from Buffer Read Mode in W25M02GVTBJG?

Continuous Read Mode in W25M02GVTBJG allows direct sequential access to the entire memory array with a single Read command, eliminating the need to issue repeated Page Data Read (13h) instructions between pages. Buffer Read Mode requires explicit page-level addressing and command reissuance. Both modes share identical instruction sets except for the Read command structure, as noted in datasheet Footnote 1 and Section 1.

What is the role of the /WP and /HOLD pins in Quad SPI mode for W25M02GVTBJG?

In Quad SPI mode, the /WP and /HOLD pins of W25M02GVTBJG function as IO2 and IO3 respectively-bidirectional data lines used for instruction, address, and data transfer. Their hardware protection and hold functions are disabled during Quad SPI operation. This behavior is explicitly stated in Notes 1–2 of Sections 3.2, 3.4, and 3.6, and confirmed in Section 4.3 of the datasheet.

Can W25M02GVTBJG be used as a drop-in replacement for standard SPI NOR flash?

No, W25M02GVTBJG is not a drop-in replacement for SPI NOR flash. It is a serial SLC NAND device requiring NAND-specific handling: bad block management, ECC correction, wear leveling (host-managed), and different command protocols (e.g., Load Program Data + Program Execute instead of Byte/Page Program). Its architecture, endurance profile, and error behavior fundamentally differ from NOR flash.

W25M02GVTBJG Specifications

Product attributes: Attribute value

Manufacturer:: Winbond Electronics Corporation

Series:: SpiFlash®

Package/Case:: 24-TBGA

Packaging:: Tray

Product Status:: Obsolete

Programmable:: Not Verified

Memory Type:: Non-Volatile

Memory Format:: FLASH

Technology:: FLASH - NAND (SLC)

Memory Size:: 2Gbit

Memory Organization:: 256M 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 ~ 105°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 24-TFBGA (8x6)

W25M02GVTBJG FAQ

1.How can I place an order for W25M02GVTBJG through Aetrix?

Please submit a Request for Quotation (RFQ) for W25M02GVTBJG 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 W25M02GVTBJG reliable?

The price and inventory of W25M02GVTBJG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25M02GVTBJG is usually 5 days.

3.What payment methods are accepted for W25M02GVTBJG?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25M02GVTBJG transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for W25M02GVTBJG?

W25M02GVTBJG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your W25M02GVTBJG 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 W25M02GVTBJG?

For technical support, including W25M02GVTBJG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25M02GVTBJG requirements.

6.How does Aetrix verify that W25M02GVTBJG is sourced from the original manufacturer or authorized distributors?

All W25M02GVTBJG 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 W25M02GVTBJG meets industry standards.

7.What is the process for return or replacement of W25M02GVTBJG?

All W25M02GVTBJG units undergo pre-shipment inspection (PSI). If there is an issue with W25M02GVTBJG, 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 W25M02GVTBJG part is unused and in its original packaging.

Return procedure for W25M02GVTBJG:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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