Winbond Electronics Corporation W25M02GVTBIG TR

Overview

W25M02GVTBIG TR 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 efficient code shadowing. 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 provides on-chip 1-bit ECC and hardware/software write protection.

For engineers reviewing the W25M02GVTBIG TR datasheet, W25M02GVTBIG TR pinout, W25M02GVTBIG TR application, or W25M02GVTBIG TR equivalent, this device serves as a high-density, low-pin-count NAND solution for embedded boot storage, firmware update partitions, and space-constrained industrial controllers requiring concurrent read-while-program capability and JEDEC-compliant identification.

Technical Context

The W25M02GVTBIG TR implements SpiStack® architecture with two stacked SLC NAND dies sharing a unified SPI bus. Die selection is performed via Software Die Select (C2h) instruction using factory-assigned Die ID, enabling independent access without bus contention. Only one die is active at any time, and all dies respond to Device Reset (FFh) and Die Select commands regardless of state.

It supports three operational modes: Standard SPI (DI/DO), Dual SPI (IO0/IO1), and Quad SPI (IO0–IO3), with clock frequencies up to 104 MHz - yielding effective throughput of 208 Mbps (Dual) or 416 Mbps (Quad). Continuous Read Mode eliminates page boundary overhead, while Buffer Read Mode enables random-access page reads - both configurable via volatile BUF bit in Status Register-2.

Key Specifications

Pinout & Package

W25M02GVTBIG TR is supplied in a 24-ball Thin Fine-Pitch Ball Grid Array (TFBGA) package measuring 8 mm × 6 mm with a 6×4 ball configuration (Package Code TC). The package supports automated placement and reflow, and features exposed thermal pad for improved power dissipation in high-throughput applications.

Key Features

Applications

Equivalent & Alternatives

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

Compared with W25M02GVTBIG TR, W25M02GVTCIG TR offers identical functionality with formal industrial qualification, while MT29F2G08ABAEAH4-IT:E TR demands significant system-level redesign - making W25M02GVTBIG TR the optimal choice for SPI-native, space-constrained, and firmware-integrity-sensitive designs.

Availability

W25M02GVTBIG TR is available at Aetrix Electronics and suitable for industrial PLC firmware storage, medical imaging boot partitions, and automotive ADAS camera modules requiring stable component supply, long-lifecycle support, and guaranteed TFBGA-24 (6×4) packaging consistency.

Supply support for W25M02GVTBIG 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 memory solutions, including SPI NOR/NAND flash, RAM, and trusted computing ICs, serving industrial, automotive, and consumer markets since 1987.

The W25M SpiStack® product line was designed to deliver high-density NAND functionality in standard SPI packages - enabling seamless migration from NOR flash while preserving board layout and firmware investment.

FAQ

What is the package type and ball count for W25M02GVTBIG TR?

W25M02GVTBIG TR uses a 24-ball Thin Fine-Pitch Ball Grid Array (TFBGA) package with 8 mm × 6 mm footprint and 6×4 ball configuration (Package Code TC). This matches the mechanical and thermal specifications defined in Winbond's official datasheet revision F, and is distinct from the 5×5 variant (Package Code TB) and SOIC/WSON variants.

Does W25M02GVTBIG TR support Quad SPI operation and what is its maximum clock frequency?

Yes, W25M02GVTBIG TR supports Quad SPI operation using IO0–IO3 pins and achieves up to 104 MHz clock frequency. This yields an effective data rate of 416 Mbps (104 MHz × 4), confirmed in the AC Electrical Characteristics section of the datasheet and validated by Fast Read Quad I/O instruction timing diagrams.

How does the Continuous Read Mode in W25M02GVTBIG TR differ from Buffer Read Mode?

Continuous Read Mode allows direct sequential access across the entire memory array with a single Read command, eliminating inter-page delays. Buffer Read Mode requires explicit Page Data Read (13h) before each page access. The mode is selected via the BUF bit in Status Register-2, and both modes share identical instruction sets except for Read command structure.

Can W25M02GVTBIG TR perform concurrent operations across its two NAND dies?

Yes - W25M02GVTBIG TR supports true concurrent operations: "Read while Program/Erase" and "Multi-Die Program/Erase". This is enabled by SpiStack® architecture and Software Die Select (C2h), allowing independent die control without bus contention, as documented in Section 6.1.1 and Figure 2c of the datasheet.

What ECC capability does W25M02GVTBIG TR provide and how is it configured?

W25M02GVTBIG TR includes on-chip 1-bit ECC per 528-byte sector, controlled by the ECC-E bit in Status Register-2. When enabled, ECC automatically corrects single-bit errors and reports cumulative status via ECC-1/ECC-0 bits in Status Register-3. No external ECC engine is required for basic SLC NAND reliability.