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Winbond Electronics Corporation W25Q32FVZEIG
- Part No.:
- W25Q32FVZEIG
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-WDFN Exposed Pad
- Datasheet:
-
W25Q32FVZEIG.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 8WSON
- Quantity:
- Payment:
- Shipping:
Inventory:2,559
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Product details
Overview
W25Q32FVZEIG from Winbond is a 32M-bit (4MB) serial NOR flash memory IC supporting Standard/Dual/Quad SPI and QPI interfaces, operating from 2.7V to 3.6V with 104MHz max clock rate, 4KB uniform sector erase, and integrated security registers. It enables execute-in-place (XIP) code execution in embedded microcontrollers and stores firmware, configuration data, and boot images in space-constrained industrial and consumer systems.
For engineers reviewing the W25Q32FVZEIG datasheet, W25Q32FVZEIG pinout, W25Q32FVZEIG application, or W25Q32FVZEIG equivalent, key selection criteria include Quad SPI timing compliance, 4KB sector granularity for parameter storage, /HOLD and /WP hardware protection, JEDEC ID/SFDP register support, and TFBGA-24 (8x6-mm, 6x4 ball array) package compatibility with high-density PCB layouts.
Technical Context
The W25Q32FVZEIG implements a flexible SPI command architecture with volatile/non-volatile status register control (BP2–BP0, TB, SEC, QE, SRP0/SRP1), enabling fine-grained memory protection and Quad I/O mode activation via Status Register-2 bit 1. Its block diagram integrates a 256-byte page buffer, column/row decode logic, high-voltage generators, and three 256-byte one-time-programmable (OTP) security registers.
It supports dual-purpose pins: /WP and /HOLD function as IO2 and IO3 respectively only when QE=1 (Quad SPI enabled); otherwise, they operate as dedicated hardware control inputs. The device uses continuous read mode with wrap lengths of 8/16/32/64 bytes and requires only 8 clock cycles to address memory-critical for low-overhead XIP operation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 M-bit (4 MB), organized as 16,384 × 256-byte pages |
| Interface Modes | Standard SPI (4-wire), Dual SPI (2 I/O), Quad SPI (4 I/O), QPI (4-wire, 2-cycle instruction) |
| Max Clock Frequency | 104 MHz (SPI), enabling 208 MB/s dual-I/O and 416 MB/s quad-I/O effective throughput |
| Erase Granularity | Uniform 4 KB sectors (1,024 total), 32 KB blocks (512), 64 KB blocks (64), and full-chip erase |
| Write/Erase Endurance | 100,000 program/erase cycles per sector, with >20-year data retention at +25°C |
| Supply Voltage | 2.7 V to 3.6 V single supply; active current ≤4 mA, power-down current ≤1 µA (typ.) |
| Operating Temperature | –40°C to +85°C industrial grade, qualified per JEDEC JESD22-A108 |
| Security Features | 64-bit unique ID, SFDP register, three 256-byte OTP security registers, and programmable BP/TB/SEC/CMP protection |
Pinout & Package
W25Q32FVZEIG is packaged in a 24-ball TFBGA (8×6 mm, 6×4 ball array, package code TC), with ball pitch of 0.8 mm and RoHS-compliant matte tin finish. Pin functions are defined per JEDEC MO-241AC standard.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| B2 | CLK | Serial clock input; synchronizes all SPI/QPI data transfers; must meet tCH/tCL timing per AC specs |
| B3 | GND | Digital ground reference; decoupling capacitor required within 5 mm of VCC/GND pair |
| B4 | VCC | Core power supply (2.7–3.6 V); requires 100 nF ceramic bypass capacitor adjacent to package |
| C2 | /CS | Chip select input; falling edge initiates instruction latch; must remain low during entire transaction |
| C4 | /WP (IO2) | Hardware write protect input (active-low); disabled in Quad SPI mode (functions as IO2 when QE=1) |
| D2 | DO (IO1) | Data output (Standard/Dual SPI) or bidirectional I/O (Dual/Quad SPI/QPI); open-drain capable |
| D3 | DI (IO0) | Data input (Standard SPI) or bidirectional I/O (Dual/Quad SPI/QPI); sampled on CLK rising edge |
| D4 | /HOLD or /RESET (IO3) | Hold input (active-low) in Standard/Dual mode; RESET input in SOIC-16; IO3 in Quad/QPI mode (QE=1) |
Key Features
| Feature | Design Value |
|---|---|
| Quad Peripheral Interface (QPI) | Reduces instruction overhead to 2 clocks per command, enabling true XIP with minimal CPU wait states |
| Continuous Read Mode | Supports 8/16/32/64-byte wrap bursts; eliminates repeated address transmission for sequential access |
| Erase/Program Suspend & Resume | Allows background interrupt handling during long erase cycles without data corruption or timeout failure |
| Individual Sector Lock | Enables per-sector write lock via 36h/39h instructions-critical for secure bootloader and calibration data partitioning |
| JEDEC SFDP Register | Provides standardized, vendor-agnostic parameter discovery (timing, voltage, density) for automated flash initialization |
| OTP Security Registers | Three 256-byte one-time-programmable areas for cryptographic keys or device-specific secrets with permanent lock bits |
Applications
| Industrial PLC Firmware Storage | Automotive ADAS Boot Image |
|---|---|
|
Use Scenario: Storing firmware updates and runtime configuration parameters in programmable logic controllers deployed in factory automation environments with wide temperature swings and EMI exposure. IC Role / Device Role / Timing Role: Non-volatile code storage and XIP execution source for ARM Cortex-M7-based control CPUs, interfaced via Quad SPI at 80 MHz for <50 ns read latency. Use Value: 4KB sector granularity allows independent update of safety-critical motion control routines without erasing diagnostic logging or calibration tables. |
Use Scenario: Holding boot firmware and sensor fusion algorithms for automotive camera radar ECUs requiring AEC-Q100 Grade 2 qualification and secure boot verification. IC Role / Device Role / Timing Role: Primary boot memory mapped to ARM Cortex-R5F core via QPI interface, delivering 416 MB/s burst reads to meet ASIL-B startup timing budgets. Use Value: OTP security registers store root-of-trust keys used by HSM to validate signed firmware before execution-preventing unauthorized field updates. |
| IoT Edge Gateway Configuration | Medical Imaging Device Calibration Data |
|
Use Scenario: Retaining network credentials, OTA update metadata, and device-specific certificates in battery-powered smart gateways operating in uncontrolled ambient conditions. IC Role / Device Role / Timing Role: Parameter storage peripheral accessed via Dual SPI over low-pin-count MCU interfaces; leverages /HOLD to pause transfers during RF transmission bursts. Use Value: Hardware /WP pin provides tamper-resistant write protection for Wi-Fi SSID/password fields-immune to software-level exploits or accidental overwrite. |
Use Scenario: Preserving pixel gain correction maps and gamma lookup tables in portable ultrasound machines where recalibration is infrequent but data integrity is life-critical. IC Role / Device Role / Timing Role: High-reliability data archive accessed via Standard SPI during device power-up; uses top/bottom block protection to isolate calibration sectors from application firmware. Use Value: >20-year data retention ensures calibration stability across product lifecycle without periodic revalidation or cloud sync dependency. |
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, same TFBGA-24 (8x6-mm) package, but lacks QPI mode and SFDP register | Requires custom driver for non-standard timing; unsuitable for auto-configuring bootloaders relying on SFDP | Select when QPI/XIP is unnecessary and legacy SPI-only firmware reuse is prioritized |
| S25FL132K0XMFI010 | 32 M-bit, 80 MHz max, 24-ball BGA (6x8-mm), includes HyperBus interface option and enhanced ECC | Higher pin count for HyperBus; incompatible pinout and timing margins prevent drop-in replacement | Choose for systems needing error-correcting code for extended reliability in harsh radiation environments |
Compared with MX25L3233FZNI-10G and S25FL132K0XMFI010, W25Q32FVZEIG uniquely delivers QPI mode, SFDP discoverability, and 104 MHz performance in a compact 8×6-mm TFBGA-making it optimal for XIP-capable MCUs requiring fast, standards-based flash initialization and secure firmware updates.
Availability
W25Q32FVZEIG is available at Aetrix Electronics and suitable for industrial PLCs, automotive ADAS modules, IoT edge gateways, and medical imaging devices requiring stable component supply, long-term lifecycle assurance, and RoHS-compliant packaging.
Supply support for W25Q32FVZEIG 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 DRAM, serial flash, and mobile RAM solutions since 1987, with global manufacturing and quality certifications including ISO 9001 and IATF 16949.
The W25Q series targets high-performance embedded systems requiring fast, secure, and pin-efficient non-volatile storage-designed specifically for code shadowing, XIP execution, and firmware update resilience in resource-constrained environments.
FAQ
What is the package type and footprint of W25Q32FVZEIG?
W25Q32FVZEIG uses a 24-ball TFBGA package measuring 8 mm × 6 mm with a 6×4 ball array (package code TC) and 0.8 mm ball pitch. It complies with JEDEC MO-241AC and is compatible with standard reflow profiles for lead-free assembly. The footprint requires solder mask defined pads and 8-mil trace/space routing for signal integrity.
Does W25Q32FVZEIG support execute-in-place (XIP) operation?
Yes, W25Q32FVZEIG supports true XIP via Continuous Read Mode and Quad SPI/QPI interfaces. With as few as 8 clock cycles to address memory and 416 MB/s effective throughput in QPI mode, it enables zero-wait-state execution directly from flash for ARM Cortex-M/R cores-eliminating need for external RAM buffering of boot code.
How does the /HOLD and /RESET functionality work on W25Q32FVZEIG?
On W25Q32FVZEIG in TFBGA-24 (TC), pin D4 serves as /HOLD or /RESET depending on configuration: in Standard/Dual SPI mode it functions as active-low /HOLD; in Quad SPI/QPI mode (QE=1) it becomes IO3. Unlike SOIC-16 variants, this package has no dedicated /RESET pin-hardware reset requires software command (66h+99h) unless external circuitry pulls D4 low during power-up.
What security features are implemented in W25Q32FVZEIG?
W25Q32FVZEIG includes multiple hardware-enforced security layers: 64-bit unique ID per die, JEDEC SFDP register for authenticated parameter discovery, three 256-byte OTP security registers with permanent lock bits, and configurable memory protection via BP/TB/SEC/CMP bits in volatile/non-volatile status registers-enabling secure boot, firmware signing, and tamper-resistant calibration storage.
Can W25Q32FVZEIG be used as a direct replacement for W25Q32FVSSIG?
No-W25Q32FVZEIG (TFBGA-24, 8×6-mm) and W25Q32FVSSIG (SOIC-8, 208-mil) have incompatible packages, pinouts, and thermal characteristics. While both share identical electrical specs and instruction sets, PCB layout, decoupling, and signal routing differ significantly. Migration requires board redesign and validation of timing margins under worst-case voltage/temperature conditions.
W25Q32FVZEIG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-WDFN Exposed Pad
- Packaging:
- Tube
- Product Status:
- Obsolete
- 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, QPI
- Clock Frequency:
- 104 MHz
- Write Cycle Time - Word, Page:
- 50µs, 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:
- 8-WSON (8x6)
W25Q32FVZEIG FAQ
1.How can I place an order for W25Q32FVZEIG through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q32FVZEIG 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 W25Q32FVZEIG reliable?
The price and inventory of W25Q32FVZEIG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q32FVZEIG is usually 5 days.
3.What payment methods are accepted for W25Q32FVZEIG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q32FVZEIG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q32FVZEIG?
W25Q32FVZEIG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q32FVZEIG 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 W25Q32FVZEIG?
For technical support, including W25Q32FVZEIG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q32FVZEIG requirements.
6.How does Aetrix verify that W25Q32FVZEIG is sourced from the original manufacturer or authorized distributors?
All W25Q32FVZEIG 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 W25Q32FVZEIG meets industry standards.
7.What is the process for return or replacement of W25Q32FVZEIG?
All W25Q32FVZEIG units undergo pre-shipment inspection (PSI). If there is an issue with W25Q32FVZEIG, 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 W25Q32FVZEIG part is unused and in its original packaging.
Return procedure for W25Q32FVZEIG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
W25Q32FVZEIG Tags
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