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Winbond Electronics Corporation W25Q32FVSSJQ TR
- Part No.:
- W25Q32FVSSJQ TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-SOIC (0.209", 5.30mm Width)
- Datasheet:
-
W25Q32FVSSJQ TR.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 8SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:1,466
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Product details
Overview
W25Q32FVSSJQ TR from Winbond is a 32M-bit (4MB) serial NOR flash memory IC supporting Standard/Dual/Quad SPI and QPI interfaces, operating at 2.7–3.6V with 104MHz max clock, 4KB uniform sector erase, and 1µA typical power-down current. It enables XIP (execute-in-place) code execution in space-constrained embedded systems such as IoT edge nodes and MCU boot loaders.
For engineers reviewing the W25Q32FVSSJQ TR datasheet, W25Q32FVSSJQ TR pinout, W25Q32FVSSJQ TR application, or W25Q32FVSSJQ TR equivalent, key selection considerations include SOIC-8 208-mil package compatibility, Quad Enable (QE) bit configuration for IO2/IO3 remapping, 4KB sector granularity for firmware partitioning, and JEDEC SFDP register support for auto-configuration.
Technical Context
The W25Q32FVSSJQ TR implements a unified SPI/QPI command set with hardware-selectable interface modes: Standard SPI uses DI/DO unidirectionally; Dual/Quad SPI repurposes /WP and /HOLD as bidirectional IO2/IO3 when QE=1 in Status Register-2; QPI mode reduces instruction overhead via 2-clock-cycle opcodes. Its architecture includes a 256-byte page buffer, 1,024 erasable 4KB sectors, and 64 erasable 64KB blocks.
Functional flexibility is enabled by volatile/non-volatile status register bits including Block Protect (BP2–BP0), Top/Bottom protect (TB), Sector Lock (SEC), Quad Enable (QE), and HOLD/RESET function select (HOLD/RST). The device supports Erase/Program Suspend & Resume, 64-bit unique ID, three 256-byte OTP-lockable security registers, and JEDEC-standard Manufacturer/Device ID and SFDP register readout.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 M-bit (4 MB), organized as 16,384 × 256-byte programmable pages |
| Interface Support | Standard SPI, Dual I/O SPI, Quad I/O SPI, and Quad Peripheral Interface (QPI) |
| Max Clock Frequency | 104 MHz (SPI); 208 MHz equivalent (Dual I/O); 416 MHz equivalent (Quad I/O) |
| Erase Granularity | Uniform 4 KB sectors (1,024 total), 32 KB blocks (128), 64 KB blocks (64), full chip |
| Write/Erase Endurance | ≥100,000 program/erase cycles per sector |
| Data Retention | ≥20 years at +25°C |
| Supply Voltage | 2.7 V to 3.6 V single supply; 4 mA active current, 1 µA typical power-down |
| Operating Temperature | –40°C to +85°C industrial grade |
Pinout & Package
W25Q32FVSSJQ TR is packaged in an 8-pin SOIC 208-mil (Package Code SS), with pins arranged in standard dual-inline configuration and compatible footprint with industry-standard 208-mil SOIC sockets.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 /CS | Chip Select Input | Active-low enable; high-impedance DO output and standby current when high |
| 2 DO (IO1) | Data Output / Bidirectional I/O | Unidirectional output in Standard SPI; bidirectional in Dual/Quad SPI/QPI |
| 3 /WP (IO2) | Write Protect Input / Bidirectional I/O | Hardware write protection when QE=0; becomes IO2 in Quad mode when QE=1 |
| 4 GND | Ground Reference | Signal and power return path; required for stable logic thresholds and ESD immunity |
| 5 DI (IO0) | Data Input / Bidirectional I/O | Unidirectional input in Standard SPI; bidirectional in Dual/Quad SPI/QPI |
| 6 CLK | Serial Clock Input | Synchronous timing reference for all SPI/QPI operations; rising edge for input, falling edge for output |
| 7 /HOLD (IO3) | Hold Input / Bidirectional I/O | Pauses ongoing operation when low; becomes IO3 in Quad mode when QE=1 |
| 8 VCC | Power Supply | 2.7–3.6 V supply; powers internal charge pumps, logic, and memory array |
Key Features
| Feature | Design Value |
|---|---|
| Continuous Read Mode | As few as 8 clocks to initiate address access; enables true XIP without external buffering |
| Quad Peripheral Interface (QPI) | Reduces instruction overhead vs SPI; supports 416 MHz effective throughput using same 104 MHz clock |
| Erase/Program Suspend & Resume | Allows background interrupt handling during long erase/program cycles without data loss |
| Security Registers | Three 256-byte OTP-lockable registers for keys, certificates, or calibration data storage |
| JEDEC SFDP Support | Enables automatic driver initialization via standardized parameter table read (0x5A command) |
| 64-bit Unique Serial Number | Factory-programmed per-device ID for secure provisioning and traceability |
Applications
| MCU Boot Memory | Firmware Over-the-Air (OTA) Storage |
|---|---|
Use Scenario: Stores boot code for ARM Cortex-M or RISC-V microcontrollers requiring fast, reliable startup from external non-volatile memory. IC Role / Device Role / Timing Role: Primary boot source accessed via Quad SPI at ≥80 MHz for sub-100ms cold boot time. Use Value: 4KB sector erase allows atomic firmware updates without disrupting active bootloader or config partitions. |
Use Scenario: Holds staged firmware images and delta patches in battery-powered IoT endpoints with constrained bandwidth. IC Role / Device Role / Timing Role: Dual-bank storage enabling A/B firmware switching with verified rollback on failure. Use Value: 100,000+ endurance cycles support frequent field updates over multi-year device lifetime. |
| Industrial HMI Configuration | Audio Voice Prompt Storage |
Use Scenario: Stores UI assets, language strings, and calibration tables in human-machine interface panels deployed in factory automation. IC Role / Device Role / Timing Role: Non-volatile parameter store accessed via Standard SPI during GUI initialization. Use Value: Hardware /WP pin + BP bits provide tamper-resistant protection against accidental overwrite of critical settings. |
Use Scenario: Holds compressed voice prompts (e.g., multilingual alerts) in medical devices and smart appliances. IC Role / Device Role / Timing Role: Sequential read buffer for audio playback engine using Fast Read Quad I/O (0x6B). Use Value: 50 MB/s continuous transfer rate ensures glitch-free playback without large SRAM buffers. |
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, SOIC-8 208-mil, but lacks QPI mode and SFDP register | No auto-configuration support; requires fixed driver initialization | Prefer W25Q32FVSSJQ TR when QPI or SFDP-driven portability is required |
| S25FL132K0XMFI010 | 32 M-bit, 80 MHz max, SOIC-8 208-mil, supports Octal DTR but no QPI; different security register layout | Lower throughput; incompatible security register lock mechanism | Choose W25Q32FVSSJQ TR for higher speed and unified Quad/SPI/QPI command set |
Compared with MX25L3233FZNI-10G and S25FL132K0XMFI010, the W25Q32FVSSJQ TR delivers superior interface flexibility (QPI + SFDP), higher sustained throughput (50 MB/s), and consistent security register implementation-making it optimal for next-generation embedded designs requiring firmware agility and secure update capability.
Availability
W25Q32FVSSJQ TR is available at Aetrix Electronics and suitable for MCU boot memory, OTA firmware storage, industrial HMI configuration, and audio prompt storage requiring stable component supply across automotive-grade temperature ranges and multi-year production cycles.
Supply support for W25Q32FVSSJQ 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 DRAM, mobile DRAM, and serial flash memory solutions since 1987.
The W25Q series targets high-performance embedded systems needing robust, pin-efficient non-volatile storage with advanced security and flexible interface options for code execution and data logging.
FAQ
What package type does W25Q32FVSSJQ TR use?
W25Q32FVSSJQ TR uses an 8-pin SOIC package with 208-mil width (Package Code SS), compliant with JEDEC MS-012AC. This footprint supports drop-in replacement in legacy designs using standard SOIC-8 sockets and offers thermal and mechanical reliability for industrial reflow profiles.
Does W25Q32FVSSJQ TR support execute-in-place (XIP) operation?
Yes, W25Q32FVSSJQ TR supports true XIP via Continuous Read Mode and Quad SPI/QPI interfaces. With as few as 8 clocks to initiate address access and 416 MHz effective throughput in Quad I/O mode, it enables direct code execution from flash without copying to RAM-reducing system memory cost and boot latency.
How is write protection implemented on W25Q32FVSSJQ TR?
W25Q32FVSSJQ TR provides layered write protection: hardware-level via /WP pin (active-low, functional only when QE=0), and software-level via non-volatile status register bits (BP2–BP0, TB, SEC, CMP). These allow granular locking of 4KB sectors up to full-array protection, with OTP-enabled security register locks for immutable keys.
What is the role of the /HOLD pin on W25Q32FVSSJQ TR?
On W25Q32FVSSJQ TR, the /HOLD pin (Pin 7) pauses ongoing SPI operations when pulled low while /CS is active, placing DO in high-impedance and ignoring DI/CLK transitions. When QE=1, this pin becomes IO3 for Quad SPI/QPI; its hold function is disabled in that mode per datasheet Section 4.4.
Is W25Q32FVSSJQ TR compatible with JEDEC SFDP standard?
Yes, W25Q32FVSSJQ TR fully complies with JEDEC JESD216B SFDP standard. It responds to Read SFDP Register (0x5A) command with a 256-byte parameter table containing density, erase block sizes, timing parameters, and feature support-enabling automatic driver configuration without hard-coded assumptions.
W25Q32FVSSJQ TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-SOIC (0.209", 5.30mm Width)
- Packaging:
- Tape & Reel (TR)
- 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 ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
W25Q32FVSSJQ TR FAQ
1.How can I place an order for W25Q32FVSSJQ TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q32FVSSJQ TR 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 W25Q32FVSSJQ TR reliable?
The price and inventory of W25Q32FVSSJQ TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q32FVSSJQ TR is usually 5 days.
3.What payment methods are accepted for W25Q32FVSSJQ TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q32FVSSJQ TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q32FVSSJQ TR?
W25Q32FVSSJQ TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q32FVSSJQ TR 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 W25Q32FVSSJQ TR?
For technical support, including W25Q32FVSSJQ TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q32FVSSJQ TR requirements.
6.How does Aetrix verify that W25Q32FVSSJQ TR is sourced from the original manufacturer or authorized distributors?
All W25Q32FVSSJQ TR 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 W25Q32FVSSJQ TR meets industry standards.
7.What is the process for return or replacement of W25Q32FVSSJQ TR?
All W25Q32FVSSJQ TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q32FVSSJQ TR, 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 W25Q32FVSSJQ TR part is unused and in its original packaging.
Return procedure for W25Q32FVSSJQ TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
W25Q32FVSSJQ TR Tags
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M24C02-WMN6TP
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