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Winbond Electronics Corporation W25Q32FWZPIQ TR
- Part No.:
- W25Q32FWZPIQ TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-WDFN Exposed Pad
- Datasheet:
-
W25Q32FWZPIQ TR.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 8WSON
- Quantity:
- Payment:
- Shipping:
Inventory:4,329
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Product details
Overview
W25Q32FWZPIQ TR from Winbond is a 1.8V, 32M-bit (4MB) serial NOR flash memory supporting Standard/Dual/Quad SPI and QPI interfaces. It delivers 104MHz clock rate, 416MHz equivalent Quad I/O throughput, and 50MB/s continuous read performance. Organized into 32,768 × 256-byte pages with uniform 4KB sector erase, it serves as nonvolatile storage for code execution (XIP), firmware updates, and parameter retention in space-constrained embedded systems.
For engineers reviewing the W25Q32FWZPIQ TR datasheet, W25Q32FWZPIQ TR pinout, W25Q32FWZPIQ TR application, or W25Q32FWZPIQ TR equivalent, key selection criteria include 1.65–1.95V supply compatibility, Quad Enable (QE) bit configuration for IO2/IO3 remapping, /HOLD vs /RESET pin behavior across package variants, and JEDEC SFDP register support for auto-configuration.
Technical Context
The W25Q32FWZPIQ TR implements a multi-mode serial interface: Standard SPI (DI/DO), Dual SPI (IO0/IO1), Quad SPI (IO0–IO3), and QPI (4-bit data bus with 2-clock instruction cycle). Its command set includes Fast Read Quad I/O (EBh), Quad Input Page Program (32h), and Erase/Program Suspend (75h/7Ah), enabling deterministic latency control during concurrent operations.
Memory architecture features 1,024 erasable 4KB sectors and 64 erasable 64KB blocks, with programmable write protection via volatile/non-volatile status register bits (BP2–BP0, TB, SEC, CMP, SRP0/SRP1) and hardware /WP pin. Security includes 64-bit unique ID, three 256-byte OTP-lockable security registers, and SFDP v1.6 compliance for parameter discovery.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 M-bit (4 MB) organized as 32,768 × 256-byte pages |
| Supply Voltage | 1.65 V to 1.95 V - enables direct integration with 1.8V logic domains without level shifting |
| Max Clock Frequency | 104 MHz (Standard/Dual/Quad SPI); supports 416 MHz equivalent Quad I/O bandwidth |
| Erase Granularity | 4 KB sector / 32 KB block / 64 KB block / full chip - allows fine-grained firmware partitioning |
| Endurance & Retention | 100,000 program-erase cycles per sector; >20 years data retention at 25°C |
| Interface Modes | Standard SPI, Dual SPI, Quad SPI, QPI - selectable via QE bit and instruction set |
| Security Features | 64-bit unique ID, SFDP v1.6 register, three 256-byte security registers with OTP locks |
Pinout & Package
W25Q32FWZPIQ TR uses an 8-pin WSON 6×5-mm package (Package Code ZP), with exposed pad for thermal dissipation. Pin 1 is /CS; Pin 2 is DO (IO1); Pin 3 is /WP (IO2); Pin 4 is GND; Pin 5 is DI (IO0); Pin 6 is CLK; Pin 7 is /HOLD or /RESET (IO3); Pin 8 is VCC.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| /CS (Pin 1) | Chip Select input | Active-low enable: high = device deselected (high-Z outputs, standby current); low = active communication |
| DO (IO1) (Pin 2) | Data Output / bidirectional I/O | Standard SPI output; Dual/Quad SPI bidirectional data lane 1 - requires QE=0 for /HOLD function |
| /WP (IO2) (Pin 3) | Write Protect input / bidirectional I/O | Hardware lock for status register writes; becomes IO2 in Quad mode when QE=1 |
| GND (Pin 4) | Ground reference | Primary return path for VCC and all I/O signals; connects to exposed thermal pad |
| DI (IO0) (Pin 5) | Data Input / bidirectional I/O | Standard SPI input; Dual/Quad SPI bidirectional data lane 0 - required for all instruction transfers |
| CLK (Pin 6) | Serial clock input | Edge-triggered timing source for all SPI/QPI operations; supports Mode 0 and Mode 3 |
| /HOLD or /RESET (IO3) (Pin 7) | Hold or Reset input / bidirectional I/O | Pauses ongoing transfer when low (/HOLD); resets internal state when pulsed (/RESET); remapped to IO3 in Quad mode |
| VCC (Pin 8) | Power supply | 1.65–1.95 V supply; decoupling capacitor required within 10 mm of pin for stable operation |
Key Features
| Feature | Design Value |
|---|---|
| Continuous Read Mode | As few as 8 clocks to address memory with wrap lengths of 8/16/32/64 bytes - enables true XIP with minimal instruction overhead |
| Quad Peripheral Interface (QPI) | 2-clock instruction cycle reduces command overhead vs standard SPI - improves effective bandwidth in high-throughput boot scenarios |
| Erase/Program Suspend & Resume | Allows background erase or program to be paused for urgent reads - critical for real-time firmware update validation |
| Flexible Write Protection | Combines hardware /WP pin with software-configurable BP/TB/SEC/CMP bits - supports hierarchical protection of bootloader, app, and config regions |
| Discoverable Parameters (SFDP) | JEDEC JESD216-compliant register provides vendor-neutral, runtime-readable memory geometry and timing parameters |
Applications
| Secure Bootloader Storage | Firmware Over-the-Air (OTA) Update |
|---|---|
|
Use Scenario: Storing immutable bootloader code that validates signature and hash of application firmware before execution. IC Role / Device Role / Timing Role: Nonvolatile code storage with hardware write protection and secure register locking to prevent tampering. Use Value: Prevents unauthorized firmware injection by enforcing top-sector protection (TB=1) and OTP-locked security registers. |
Use Scenario: Receiving and staging new firmware images in field-deployed IoT edge nodes with limited RAM. IC Role / Device Role / Timing Role: Dual-bank storage using 4KB sector granularity to hold active and candidate firmware images. Use Value: Enables atomic update via sector swap - eliminates risk of bricking during power loss mid-update. |
| Industrial HMI Configuration | Automotive ADAS Sensor Calibration Data |
|
Use Scenario: Persisting user preferences, display themes, and calibration offsets in human-machine interface panels. IC Role / Device Role / Timing Role: Parameter storage with frequent small-write access and long-term data retention. Use Value: 100K endurance cycles and >20-year retention ensure reliable operation over 10+ year product lifetime. |
Use Scenario: Storing factory-calibrated sensor coefficients and runtime compensation tables for camera/radar modules. IC Role / Device Role / Timing Role: High-reliability nonvolatile storage accessible via QPI for low-latency read during sensor initialization. Use Value: 416MHz Quad I/O bandwidth meets ADAS boot timing budgets while minimizing SPI bus contention. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar serial NOR flash applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MX25L3233FZNI-10G | 32M-bit, 1.65–2.0V, 104MHz max, SOIC-8 package only - no WSON variant; lacks QPI mode and SFDP register | Requires software-managed timing parameters; not suitable for auto-configuring boot ROMs requiring SFDP | Select when QPI and SFDP are unnecessary and SOIC-8 footprint is mandatory. |
| S25FL132K0XMFI010 | 32M-bit, 2.7–3.6V supply only - incompatible with 1.8V systems; supports HyperBus but not QPI | Cannot replace W25Q32FWZPIQ TR in 1.8V designs without level-shifting; different command set | Choose only for legacy 3.3V platforms where HyperBus bandwidth is prioritized over voltage compatibility. |
Compared with MX25L3233FZNI-10G and S25FL132K0XMFI010, the W25Q32FWZPIQ TR uniquely supports 1.8V operation, QPI mode for reduced instruction overhead, and JEDEC SFDP for plug-and-play configuration - making it optimal for modern low-voltage, high-boot-speed embedded designs.
Availability
W25Q32FWZPIQ TR is available at Aetrix Electronics and suitable for industrial HMI, automotive ADAS calibration storage, and secure bootloader applications requiring stable component supply, long-lifecycle availability, and traceable sourcing.
Supply support for W25Q32FWZPIQ 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 manufacturer specializing in specialty DRAM, mobile DRAM, and serial flash memory solutions for consumer, industrial, and automotive markets.
The W25Q32FW series belongs to Winbond's high-performance SpiFlash family, designed specifically for code shadowing, execute-in-place (XIP) operation, and secure firmware storage in resource-constrained embedded systems.
FAQ
What is the operating voltage range for the W25Q32FWZPIQ TR?
The W25Q32FWZPIQ TR operates from 1.65 V to 1.95 V. This strict 1.8V nominal range ensures compatibility with low-power microcontrollers and SoCs without external level shifters. Operation outside this window may cause undefined behavior or permanent damage. The W25Q32FWZPIQ TR does not support 3.3V or dual-voltage operation.
How does the /HOLD pin function differ between Standard SPI and Quad SPI modes on the W25Q32FWZPIQ TR?
In Standard SPI mode (QE=0), Pin 7 functions as /HOLD to pause ongoing transfers. In Quad SPI mode (QE=1), Pin 7 becomes IO3 and the /HOLD function is disabled. The W25Q32FWZPIQ TR datasheet explicitly states that /HOLD is unavailable when QE=1 - no alternate pin provides this function in Quad mode.
Does the W25Q32FWZPIQ TR support execute-in-place (XIP) operation, and what conditions are required?
Yes, the W25Q32FWZPIQ TR supports true XIP via Continuous Read Mode with wrap lengths of 8/16/32/64 bytes and as few as 8 clocks to address memory. XIP requires QPI or Fast Read Quad I/O instructions, proper cache coherency handling in the host MCU, and correct configuration of the QE bit and dummy cycles per timing spec.
What package type is used by the W25Q32FWZPIQ TR, and how is it identified in the part number?
The W25Q32FWZPIQ TR uses an 8-pin WSON 6×5-mm package with exposed thermal pad (Package Code ZP). This is confirmed by the "ZP" suffix in the full orderable part number and matches the marking "W25Q32FW ZPIQ" on the top-side silkscreen per Winbond's ordering information table.
Can the W25Q32FWZPIQ TR be used as a drop-in replacement for the older W25Q32BV?
No - the W25Q32FWZPIQ TR is not a drop-in replacement for W25Q32BV. Key differences include lower 1.8V supply (vs 3.3V), revised status register layout (e.g., QE bit location), and updated timing parameters. Migration requires firmware updates to handle voltage scaling, register mapping, and AC characteristics.
W25Q32FWZPIQ TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-WDFN Exposed Pad
- 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:
- 60µs, 5ms
- Access Time:
- -
- Voltage - Supply:
- 1.65V ~ 1.95V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-WSON (6x5)
W25Q32FWZPIQ TR FAQ
1.How can I place an order for W25Q32FWZPIQ TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q32FWZPIQ 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 W25Q32FWZPIQ TR reliable?
The price and inventory of W25Q32FWZPIQ TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q32FWZPIQ TR is usually 5 days.
3.What payment methods are accepted for W25Q32FWZPIQ TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q32FWZPIQ TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q32FWZPIQ TR?
W25Q32FWZPIQ TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q32FWZPIQ 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 W25Q32FWZPIQ TR?
For technical support, including W25Q32FWZPIQ TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q32FWZPIQ TR requirements.
6.How does Aetrix verify that W25Q32FWZPIQ TR is sourced from the original manufacturer or authorized distributors?
All W25Q32FWZPIQ 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 W25Q32FWZPIQ TR meets industry standards.
7.What is the process for return or replacement of W25Q32FWZPIQ TR?
All W25Q32FWZPIQ TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q32FWZPIQ 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 W25Q32FWZPIQ TR part is unused and in its original packaging.
Return procedure for W25Q32FWZPIQ TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
W25Q32FWZPIQ TR Tags
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M24C02-WMN6TP
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