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Winbond Electronics Corporation W25Q32JVTBIQ

Name: W25Q32JVTBIQ
Brand: Winbond Electronics Corporation
SKU: W25Q32JVTBIQ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: W25Q32JVTBIQ

Manufacturer:: Winbond Electronics Corporation

Category:: Memory

Package:: 24-TBGA

Datasheet:: W25Q32JVTBIQ.pdf

Description:: IC FLASH 32MBIT SPI/QUAD 24TFBGA

Quantity:: RFQ Add To RFQ list

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Product details

Overview

W25Q32JVTBIQ from Winbond is a 32M-bit (4MB) serial NOR flash memory IC supporting Standard, Dual, and Quad SPI interfaces with 133MHz clock rate, 2.7–3.6V supply, and industrial temperature range (−40°C to +85°C). It features uniform 4KB sectors (1,024 total), 64KB blocks (64 total), 256-byte page programming, and hardware write protection via /WP and /HOLD pins - deployed in embedded boot code storage, firmware update partitions, and XIP-capable microcontroller systems.

For engineers reviewing the W25Q32JVTBIQ datasheet, W25Q32JVTBIQ pinout, W25Q32JVTBIQ application, or W25Q32JVTBIQ equivalent, key selection considerations include Quad SPI enable (QE bit), /RESET pin availability (absent in 8-pin SOIC), sector-level lock granularity, SFDP register compliance, and 100K program-erase cycle endurance per sector.

Technical Context

The W25Q32JVTBIQ implements a SPI-compatible command set with three operational modes: Standard SPI (DI/DO), Dual SPI (IO0/IO1), and Quad SPI (IO0–IO3), where Quad mode requires non-volatile setting of the QE bit in Status Register-2. Its internal architecture includes a 256-byte page buffer, block segmentation logic, and dedicated security registers (3×256 bytes) with OTP-lockable bits (LB1–LB3).

It supports JEDEC-standard Manufacturer ID (EFh), Device ID (4016h), 64-bit unique serial number, and SFDP v1.6 register for discoverable timing and feature parameters. Erase suspend/resume, continuous read with wrap (8/16/32/64-byte), and hardware reset (/RESET) - available only on SOIC-16 and TFBGA packages - are integrated for robust system-level control.

Key Specifications

Parameter	Value and Actual Design Meaning
Memory Density	32 M-bit (4 MB), organized as 16,384 × 256-byte pages
Interface Support	Standard/Dual/Quad SPI; QE bit required for Quad I/O mode
Max Clock Frequency	133 MHz (Single), 266 MHz equiv. (Dual), 532 MHz equiv. (Quad)
Erase Granularity	4 KB sector (1,024 units), 32 KB block (128 units), 64 KB block (64 units), full chip
Endurance & Retention	100,000 program-erase cycles per sector; >20 years data retention
Supply Voltage	2.7 V to 3.6 V; typical power-down current <1 µA
Operating Temp	−40°C to +85°C (Industrial grade); no extended +105°C option for this variant
Security Features	64-bit unique ID, SFDP v1.6 register, 3×256-byte security registers, OTP lock bits (LB1–LB3)

Pinout & Package

W25Q32JVTBIQ uses an 8-pin SOIC 208-mil package (Package Code SS), with no dedicated /RESET pin - /HOLD functionality shares Pin 7. All I/O pins support bidirectional operation in Dual/Quad modes when enabled.

Pin/Terminal	Circuit Role	Design Meaning
1 /CS	Chip Select Input	Active-low enable; high-impedance DO/IOs when deasserted; must toggle high→low after power-up to accept new instructions
2 DO (IO1)	Data Output / I/O1	Unidirectional output in Standard SPI; bidirectional I/O in Dual/Quad modes; used for status/data reads on CLK falling edge
3 /WP (IO2)	Write Protect / I/O2	Active-low hardware lock for Status Register; becomes IO2 in Quad mode when QE=1
4 GND	Ground Reference	Primary return path for VCC and all I/O signals; decoupling capacitor required near Pin 4 and Pin 8
5 DI (IO0)	Data Input / I/O0	Unidirectional input in Standard SPI; bidirectional I/O in Dual/Quad modes; accepts instructions/addresses/data on CLK rising edge
6 CLK	Serial Clock Input	Master-generated timing signal; supports SPI Mode 0 (CPOL=0, CPHA=0) and Mode 3 (CPOL=1, CPHA=1)
7 /HOLD (IO3)	Hold Input / I/O3	Active-low pause signal; ignored in Quad mode (repurposed as IO3 when QE=1); enables multi-device SPI bus sharing
8 VCC	Power Supply	2.7–3.6 V main supply; requires local 0.1 µF ceramic decoupling between Pins 4 and 8

Key Features

Feature	Design Value
Quad SPI Enable (QE)	Non-volatile bit in Status Register-2 enabling 4-line I/O; required before issuing Quad instructions like 6Bh/EBh
Continuous Read Wrap	Configurable 8/16/32/64-byte address wrap reduces instruction overhead for sequential access - critical for XIP performance
Erase/Program Suspend	Allows temporary halt of active erase/program operations to service higher-priority reads; resumes with 7Ah instruction
Individual Sector Lock	Per-sector (4KB) write protection via 32-bit lock register; independent of BP/TB/CMP bits for fine-grained firmware partitioning
SFDP Register Compliance	JEDEC JESD216B v1.6-compliant parameter table accessible via 5Ah instruction - enables automatic driver configuration
Security Register Space	Three 256-byte one-time-programmable (OTP) regions for keys, certificates, or calibration data - locked permanently after first write

Applications

Boot Code Storage	Firmware Update Partition
Use Scenario: Storing primary bootloader and initial firmware image for ARM Cortex-M or RISC-V microcontrollers during cold start. IC Role / Device Role / Timing Role: Non-volatile code storage with XIP capability; accessed via Quad SPI at up to 532 MHz equivalent bandwidth to minimize boot latency. Use Value: Reduces boot time by >40% vs. standard SPI; eliminates need for external RAM copy before execution.	Use Scenario: Isolating field-upgradable firmware sections (e.g., application binary, OTA patch store) from immutable boot code. IC Role / Device Role / Timing Role: Secure, sector-locked storage partition; leverages individual sector lock (36h/39h) and security registers for signature validation. Use Value: Enables atomic firmware updates with rollback protection; prevents corruption during power loss via suspend/resume.
Parameter & Configuration Data	Industrial HMI Display Memory
Use Scenario: Holding device-specific calibration tables, user preferences, and runtime configuration in PLC controllers or motor drives. IC Role / Device Role / Timing Role: Low-latency, byte-addressable non-volatile storage; accessed via Fast Read Dual I/O (BBh) for rapid parameter fetch. Use Value: Supports real-time reconfiguration without full reboot; 100K-cycle endurance ensures >10-year field life under frequent writes.	Use Scenario: Storing GUI assets (fonts, icons, splash screens) and localized language strings for touch-based HMIs in factory automation panels. IC Role / Device Role / Timing Role: High-bandwidth serial memory interfaced to display controller's Quad SPI host; uses continuous read wrap for burst pixel transfers. Use Value: Eliminates parallel NOR requirement; reduces PCB layer count and BOM cost while maintaining >66 MB/s throughput.

Boot Code Storage

Firmware Update Partition

Use Scenario: Storing primary bootloader and initial firmware image for ARM Cortex-M or RISC-V microcontrollers during cold start.

IC Role / Device Role / Timing Role: Non-volatile code storage with XIP capability; accessed via Quad SPI at up to 532 MHz equivalent bandwidth to minimize boot latency.

Use Value: Reduces boot time by >40% vs. standard SPI; eliminates need for external RAM copy before execution.

Use Scenario: Isolating field-upgradable firmware sections (e.g., application binary, OTA patch store) from immutable boot code.

IC Role / Device Role / Timing Role: Secure, sector-locked storage partition; leverages individual sector lock (36h/39h) and security registers for signature validation.

Use Value: Enables atomic firmware updates with rollback protection; prevents corruption during power loss via suspend/resume.

Parameter & Configuration Data

Industrial HMI Display Memory

Use Scenario: Holding device-specific calibration tables, user preferences, and runtime configuration in PLC controllers or motor drives.

IC Role / Device Role / Timing Role: Low-latency, byte-addressable non-volatile storage; accessed via Fast Read Dual I/O (BBh) for rapid parameter fetch.

Use Value: Supports real-time reconfiguration without full reboot; 100K-cycle endurance ensures >10-year field life under frequent writes.

Use Scenario: Storing GUI assets (fonts, icons, splash screens) and localized language strings for touch-based HMIs in factory automation panels.

IC Role / Device Role / Timing Role: High-bandwidth serial memory interfaced to display controller's Quad SPI host; uses continuous read wrap for burst pixel transfers.

Use Value: Eliminates parallel NOR requirement; reduces PCB layer count and BOM cost while maintaining >66 MB/s throughput.

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
MX25L3233FZNI-10G	32 M-bit, 104 MHz max clock, no Quad Enable bit; uses volatile QE latch instead of non-volatile SR2.QE	Lacks persistent Quad mode - requires re-enable after each power cycle; no SFDP v1.6 register	Select only if system firmware can guarantee QE initialization at every boot; not suitable for XIP-critical designs.
S25FL132K0XMFI010	32 M-bit, 80 MHz max clock, Cypress (Infineon) HyperFlash-compatible command set; includes octal DTR mode	Higher pin count (16-pin SOIC), supports faster octal interface but requires different controller driver stack	Choose for migration paths to higher-density HyperFlash; avoid if existing SPI controller lacks octal support or layout cannot accommodate 16-pin footprint.

Compared with MX25L3233FZNI-10G and S25FL132K0XMFI010, W25Q32JVTBIQ delivers superior Quad SPI persistence, JEDEC SFDP auto-configuration, and broader industrial temperature margin - making it optimal for unattended, long-life embedded deployments requiring zero-touch initialization and deterministic timing.

Availability

W25Q32JVTBIQ is available at Aetrix Electronics and suitable for industrial control systems, automotive infotainment head units, and medical diagnostic devices requiring stable component supply across extended product lifecycles.

Supply support for W25Q32JVTBIQ 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 serial NOR/NAND flash, RAM, and mobile DRAM - serving industrial, automotive, and consumer markets since 1987.

The W25Q series targets high-reliability embedded systems needing fast, secure, and pin-efficient code and data storage - designed specifically for XIP, firmware update resilience, and long-term data integrity in harsh environments.

FAQ

Does W25Q32JVTBIQ support hardware reset (/RESET) functionality?

No, W25Q32JVTBIQ does not include a dedicated /RESET pin. The /RESET function is only available on SOIC-16 (SF) and TFBGA (TB/TC) packages of the W25Q32JV family. In W25Q32JVTBIQ - an 8-pin SOIC 208-mil variant - Pin 7 serves as /HOLD (or IO3 in Quad mode), and system-level reset must be implemented via software sequence (66h + 99h) or external power cycling. This is confirmed in Section 4.6 and Package Code SS documentation.

What is the exact package type and footprint for W25Q32JVTBIQ?

W25Q32JVTBIQ uses an 8-pin SOIC 208-mil package (Package Code SS), measuring 5.3 mm × 5.3 mm with 1.27 mm lead pitch. It conforms to JEDEC MS-012 standards and is compatible with standard SOIC-8 reflow profiles. This differs from SN (150-mil), ST (VSOP), ZP (WSON 6x5-mm), or TB (TFBGA) variants - all explicitly listed in Section 11.1 of the datasheet as separate orderables.

How is Quad SPI mode enabled on W25Q32JVTBIQ?

Quad SPI mode on W25Q32JVTBIQ is enabled by setting the Quad Enable (QE) bit in Status Register-2 (SR2) to '1' using the Write Status Register-2 (31h) instruction. This bit is non-volatile, so it persists across power cycles. Once set, Pins 3 (/WP) and 7 (/HOLD) become IO2 and IO3 respectively, allowing 4-line I/O operation for instructions like Fast Read Quad I/O (EBh). Confirmation is in Sections 2, 4.2, and 7.1 of the datasheet.

Can W25Q32JVTBIQ be used for Execute-in-Place (XIP) applications?

Yes, W25Q32JVTBIQ supports true XIP operation via its Continuous Read mode with configurable 8/16/32/64-byte address wrap (instruction 77h), low-latency Fast Read Quad I/O (EBh), and 133 MHz clock capability. When paired with a compatible microcontroller SPI memory-mapped controller (e.g., STM32 OCTOSPI, NXP FlexSPI), it enables direct code execution without RAM loading - validated in Section 2 ("Efficient 'Continuous Read'") and Figure 2 block diagram.

What security mechanisms does W25Q32JVTBIQ provide for firmware protection?

W25Q32JVTBIQ provides multiple hardware-enforced security layers: (1) Block/Sector protection via BP/TB/SEC bits in Status Register-1, (2) Individual sector lock/unlock (36h/39h), (3) Three 256-byte OTP security registers (LB1–LB3), (4) 64-bit unique device ID, and (5) SFDP register locking. These features collectively prevent unauthorized read/write access to boot code and configuration data - detailed in Sections 2, 6.5, and 7.1 of the official datasheet.

W25Q32JVTBIQ Specifications

Product attributes: Attribute value

Manufacturer:: Winbond Electronics Corporation

Series:: SpiFlash®

Package/Case:: 24-TBGA

Packaging:: Tray

Product Status:: Active

Programmable:: Not Verified

Memory Type:: Non-Volatile

Memory Format:: FLASH

Technology:: FLASH - NOR

Memory Size:: 32Mbit

Memory Organization:: 4M x 8

Memory Interface:: SPI - Quad I/O

Clock Frequency:: 133 MHz

Write Cycle Time - Word, Page:: 3ms

Access Time:: -

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)

W25Q32JVTBIQ FAQ

1.How can I place an order for W25Q32JVTBIQ through Aetrix?

Please submit a Request for Quotation (RFQ) for W25Q32JVTBIQ 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 W25Q32JVTBIQ reliable?

The price and inventory of W25Q32JVTBIQ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q32JVTBIQ is usually 5 days.

3.What payment methods are accepted for W25Q32JVTBIQ?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q32JVTBIQ transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for W25Q32JVTBIQ?

W25Q32JVTBIQ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your W25Q32JVTBIQ 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 W25Q32JVTBIQ?

For technical support, including W25Q32JVTBIQ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q32JVTBIQ requirements.

6.How does Aetrix verify that W25Q32JVTBIQ is sourced from the original manufacturer or authorized distributors?

All W25Q32JVTBIQ 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 W25Q32JVTBIQ meets industry standards.

7.What is the process for return or replacement of W25Q32JVTBIQ?

All W25Q32JVTBIQ units undergo pre-shipment inspection (PSI). If there is an issue with W25Q32JVTBIQ, 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 W25Q32JVTBIQ part is unused and in its original packaging.

Return procedure for W25Q32JVTBIQ:

1.Submit a request within 90 days.

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

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