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Winbond Electronics Corporation W25Q32BVSFJG TR
- Part No.:
- W25Q32BVSFJG TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 16-SOIC (0.295", 7.50mm Width)
- Datasheet:
-
W25Q32BVSFJG TR.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 16SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:3,006
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Product details
Overview
W25Q32BVSFJG TR from Winbond is a 32M-bit (4MB) serial NOR flash memory IC supporting Standard, Dual, and Quad SPI interfaces with 104 MHz dual-output and 80 MHz quad-output clock rates. It features uniform 4KB sectors, 256-byte page programming, and hardware write protection via /WP and /HOLD pins. It is used in embedded boot code storage, firmware update storage, and XIP-capable microcontroller systems requiring low-power, high-reliability nonvolatile memory.
For engineers reviewing the W25Q32BVSFJG TR datasheet, W25Q32BVSFJG TR pinout, W25Q32BVSFJG TR application, or W25Q32BVSFJG TR equivalent, key selection criteria include Quad SPI enable (QE bit), sector-level erase flexibility, JEDEC ID and SFDP register support, continuous read mode timing, and compatibility with 2.7–3.6V supply rails in industrial temperature range.
Technical Context
The W25Q32BVSFJG TR implements a SPI command set compliant with JEDEC JESD216 for SFDP, supports Mode 0/3 clock polarity, and uses a 256-byte page buffer with 1,024 erasable 4KB sectors. Its status register includes volatile/non-volatile bits (WEL, BUSY, QE, BP2–BP0, TB, SEC, CMP, SRP0/SRP1) enabling fine-grained protection and suspend/resume during erase/program cycles.
Quad SPI operation requires setting the non-volatile Quad Enable (QE) bit in Status Register-2; when active, /WP and /HOLD become IO2 and IO3, disabling their hardware protection functions. The device supports Fast Read Quad I/O (EBh) at up to 320 MB/s effective throughput and includes three 256-byte one-time-programmable security registers with OTP locks.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 M-bit (4,194,304 bytes), organized as 16,384 × 256-byte pages |
| Operating Voltage | 2.7 V to 3.6 V - compatible with standard 3.3 V logic systems without level shifting |
| SPI Clock Rate | Up to 104 MHz (Dual SPI), 80 MHz (Quad SPI) - enables 208 MB/s (Dual) and 320 MB/s (Quad) effective data rates |
| Erase Granularity | Uniform 4 KB sectors, 32 KB blocks, 64 KB blocks, and full chip - supports flexible firmware partitioning and OTA updates |
| Endurance & Retention | 100,000 program/erase cycles minimum; 20-year data retention at +85°C - suitable for field-upgradable embedded systems |
| Temperature Range | −40°C to +85°C - qualified for industrial-grade operation without derating |
| Power Consumption | 4 mA active current (typ.), <1 µA power-down current (typ.) - enables battery-backed or ultra-low-power applications |
Pinout & Package
W25Q32BVSFJG TR is packaged in an 8-pin SOIC 300-mil (package code SF), with pin 1 assigned to /HOLD (IO3), pin 7 to /CS, and pins 8/15/16 dedicated to CLK, DI (IO0), and VCC respectively; all NC pins are internally unconnected and must remain floating or grounded per layout guidelines.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | /HOLD (IO3) | Active-low pause control for SPI transactions; becomes IO3 in Quad SPI mode when QE=1 |
| 2 | VCC | Primary 2.7–3.6 V power supply input; decoupling capacitor required within 10 mm |
| 3–6 | NC | No-connect pins - must be left unconnected or tied to GND per PCB design rules |
| 7 | /CS | Chip select input; falling edge initiates instruction latch; high-impedance DO on /CS high |
| 8 | DO (IO1) | Data output in Standard/Dual SPI; bidirectional IO1 in Dual/Quad modes; requires pull-up for open-drain compatibility |
| 9 | /WP (IO2) | Hardware write protect input; active-low; becomes IO2 in Quad SPI mode when QE=1 |
| 10 | GND | Signal and power ground reference; must be connected to low-impedance system ground plane |
| 11–14 | NC | No-connect pins - no internal connection; avoid routing traces or vias to these pads |
| 15 | DI (IO0) | Data input in Standard SPI; bidirectional IO0 in Dual/Quad modes; sampled on rising CLK edge |
| 16 | CLK | Serial clock input; supports Mode 0/3; max 104 MHz for Dual, 80 MHz for Quad operation |
Key Features
| Feature | Design Value |
|---|---|
| Quad SPI with QE bit | Enables 4-line I/O for 320 MB/s effective throughput; QE must be set in Status Register-2 for IO2/IO3 activation |
| Continuous Read Mode | As few as 8 clocks to address memory; supports wrap lengths of 8/16/32/64 bytes - essential for true XIP execution |
| Erase/Program Suspend | Allows pausing ongoing erase or program operations to service interrupts, then resuming without data loss |
| 64-bit Unique ID | Factory-programmed serial number accessible via 4Bh instruction - enables secure device authentication and traceability |
| SFDP Register | JEDEC JESD216-compliant flash parameter table readable via 5Ah instruction - enables automatic driver configuration |
| Security Registers | Three 256-byte OTP-locked registers for keys, certificates, or calibration data - prevents unauthorized read/write after lock |
Applications
| Boot Code Storage | Firmware Update Storage |
|---|---|
|
Use Scenario: Storing primary bootloader and application firmware for ARM Cortex-M or RISC-V microcontrollers. IC Role / Device Role / Timing Role: Nonvolatile code storage with XIP capability via Fast Read Quad I/O (EBh) and Continuous Read Mode. Use Value: Eliminates external RAM copy step; reduces boot time by >40% vs. standard SPI flash using 320 MB/s effective throughput. |
Use Scenario: Holding delta patches and full-image updates in IoT gateways with over-the-air (OTA) update capability. IC Role / Device Role / Timing Role: Field-upgradable storage with sector-level erase isolation to preserve active firmware during update. Use Value: Enables atomic update rollback using dual-bank sector mapping; 4KB granularity prevents corruption of adjacent firmware partitions. |
| Industrial HMI Display Memory | Medical Device Configuration Storage |
|
Use Scenario: Caching GUI assets (fonts, icons, bitmaps) in human-machine interface panels with limited DRAM. IC Role / Device Role / Timing Role: High-bandwidth asset streaming via Fast Read Dual Output (3Bh) at 208 MB/s effective rate. Use Value: Supports real-time rendering of 1080p UI elements without frame stutter; 100K-cycle endurance ensures 10+ years of daily use. |
Use Scenario: Storing calibrated sensor coefficients, device serial numbers, and regulatory compliance logs in portable diagnostics equipment. IC Role / Device Role / Timing Role: Secure, tamper-resistant parameter storage using OTP-locked security registers and hardware write protection. Use Value: Meets IEC 62304 software safety requirements via immutable calibration data and audit-trail logging with 20-year retention. |
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, SOIC 208-mil package only; lacks Quad SPI and SFDP support | Requires software-managed command set; no XIP optimization or auto-configuration capability | Select when cost sensitivity outweighs performance and configurability needs; verify /WP and /HOLD pin behavior matches legacy design |
| S25FL132K0XMFI010 | 32 M-bit, 80 MHz Quad SPI, supports HyperBus interface; includes built-in ECC and configurable latency | Higher pin count (16-pin SOIC); requires different PCB layout and driver stack integration | Choose for mission-critical applications needing error correction and deterministic read latency; not drop-in compatible |
Compared with W25Q32BVSFJG TR, MX25L3233FZNI-10G offers lower cost but sacrifices Quad SPI speed and SFDP automation, while S25FL132K0XMFI010 adds ECC and HyperBus but increases footprint and driver complexity - W25Q32BVSFJG TR balances performance, feature richness, and SOIC-300-mil compatibility for mainstream embedded designs.
Availability
W25Q32BVSFJG TR is available at Aetrix Electronics and suitable for industrial HMI systems, medical diagnostic devices, and automotive infotainment modules requiring stable component supply across multi-year production cycles.
Supply support for W25Q32BVSFJG 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 mobile DRAM, serving industrial, automotive, and consumer markets since 1987.
The W25Q series was designed specifically for embedded systems requiring high-speed, low-power, and secure code/data storage with robust SPI interoperability - targeting microcontroller boot, firmware update, and configuration retention use cases.
FAQ
What is the package type and pin count of W25Q32BVSFJG TR?
W25Q32BVSFJG TR uses an 8-pin SOIC 300-mil package (package code SF) with 16 physical pins, of which 8 are functional (including /CS, CLK, DI, DO, /WP, /HOLD, VCC, GND) and 8 are no-connect (NC). This variant provides pin compatibility with legacy 16-pin SOIC footprints while maintaining minimal signal routing complexity.
Does W25Q32BVSFJG TR support Quad SPI operation out of the box?
No - W25Q32BVSFJG TR requires the Quad Enable (QE) bit in Status Register-2 to be set (via Write Status Register instruction 01h) before Quad SPI instructions like Fast Read Quad I/O (EBh) can be executed. Until QE=1, /WP and /HOLD remain hardware protection pins and cannot function as IO2/IO3.
How does the Continuous Read Mode improve performance in W25Q32BVSFJG TR?
W25Q32BVSFJG TR's Continuous Read Mode reduces instruction overhead to as few as 8 clock cycles for address setup, enabling seamless sequential access across 8/16/32/64-byte boundaries. This allows true execute-in-place (XIP) operation with predictable latency, eliminating the need for large RAM buffers in microcontroller boot sequences.
Can W25Q32BVSFJG TR be used in automotive applications?
W25Q32BVSFJG TR is rated for −40°C to +85°C operation and meets industrial reliability standards (100K cycles, 20-year retention), but it is not AEC-Q100 qualified. For automotive infotainment or body control modules where qualification is mandatory, Winbond's AEC-Q100-compliant W25Q32JW variants should be selected instead of W25Q32BVSFJG TR.
What security features are implemented in W25Q32BVSFJG TR?
W25Q32BVSFJG TR includes hardware write protection (/WP pin), top/bottom sector locking via status register bits (BP2–BP0, TB), 64-bit unique ID (readable via 4Bh), SFDP register for parameter discovery, and three 256-byte security registers with OTP locking - providing layered protection for firmware, keys, and calibration data.
W25Q32BVSFJG TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 16-SOIC (0.295", 7.50mm 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
- 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:
- 16-SOIC
W25Q32BVSFJG TR FAQ
1.How can I place an order for W25Q32BVSFJG TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q32BVSFJG 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 W25Q32BVSFJG TR reliable?
The price and inventory of W25Q32BVSFJG TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q32BVSFJG TR is usually 5 days.
3.What payment methods are accepted for W25Q32BVSFJG TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q32BVSFJG TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q32BVSFJG TR?
W25Q32BVSFJG TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q32BVSFJG 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 W25Q32BVSFJG TR?
For technical support, including W25Q32BVSFJG TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q32BVSFJG TR requirements.
6.How does Aetrix verify that W25Q32BVSFJG TR is sourced from the original manufacturer or authorized distributors?
All W25Q32BVSFJG 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 W25Q32BVSFJG TR meets industry standards.
7.What is the process for return or replacement of W25Q32BVSFJG TR?
All W25Q32BVSFJG TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q32BVSFJG 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 W25Q32BVSFJG TR part is unused and in its original packaging.
Return procedure for W25Q32BVSFJG TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
W25Q32BVSFJG TR Tags
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