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Winbond Electronics Corporation W25Q32JWXGIQ TR
- Part No.:
- W25Q32JWXGIQ TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-XDFN Exposed Pad
- Datasheet:
-
W25Q32JWXGIQ TR.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 8XSON
- Quantity:
- Payment:
- Shipping:
Inventory:1,850
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Product details
Overview
W25Q32JWXGIQ TR from Winbond is a 1.8V, 32M-bit serial NOR flash memory with Dual/Quad SPI interface, organized as 16,384 × 256-byte pages and supporting 4KB/32KB/64KB erase granularity. It delivers up to 133MHz Quad I/O clocking (532MB/s equivalent bandwidth), operates from -40°C to +105°C, and features hardware /WP and /HOLD pins for real-time write protection and bus arbitration in industrial control firmware storage.
For engineers reviewing the W25Q32JWXGIQ TR datasheet, W25Q32JWXGIQ TR pinout, W25Q32JWXGIQ TR application, or W25Q32JWXGIQ TR equivalent, this device is selected for high-reliability code XIP, secure parameter storage, and low-voltage embedded boot memory where JEDEC ID, SFDP register support, and 100K program-erase cycles are critical selection criteria.
Technical Context
The W25Q32JWXGIQ TR implements a standard SPI Mode 0/3 interface with dedicated /CS, CLK, DI, DO, /WP, /HOLD, and VCC/GND pins - all mapped to an 8-pin SOIC 208-mil package (Package Code SS). Its architecture supports volatile/non-volatile status register bits including Quad Enable (QE), Block Protect (BP2–BP0), Top/Bottom protect (TB), and Security Register Lock (LB1–LB3), enabling fine-grained memory partitioning.
It executes Standard, Dual, and Quad SPI instructions including Fast Read Quad I/O (EBh), Page Program (02h), Sector Erase (20h), and Chip Erase (C7h/60h), with hardware reset available only on TFBGA/SOIC-16 variants - not on this SOIC-208-mil variant. The /HOLD pin functions as IO3 in Quad mode when QE=1, disabling hold functionality during Quad I/O operation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 M-bit (4 MB) - sufficient for full MCU boot image + OTA update partition in space-constrained designs |
| Supply Voltage | 1.7 V to 1.95 V - compatible with modern ultra-low-power 1.8V system rails without level shifting |
| Max Clock Frequency | 133 MHz Quad I/O - enables 66 MB/s continuous read throughput, outperforming parallel flash in bandwidth-per-pin |
| Erase Granularity | 4 KB sectors / 32 KB & 64 KB blocks - allows independent firmware module updates without disturbing calibration data |
| Endurance | 100,000 program-erase cycles - supports frequent field firmware upgrades over 10+ year product lifecycle |
| Data Retention | 20 years at +85°C - validated for industrial temperature-grade reliability in unattended equipment |
| Operating Temp | -40°C to +105°C - qualified for under-hood automotive ECUs and industrial motor drives |
| Unique ID | 64-bit factory-programmed serial number - enables secure device binding and anti-cloning in IoT edge nodes |
Pinout & Package
W25Q32JWXGIQ TR uses an 8-pin SOIC 208-mil (Package Code SS) with exposed pad not present; 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 (IO3), and pin 8 is VCC. No dedicated /RESET pin is provided in this package variant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| /CS (Pin 1) | Chip Select Input | Active-low enable: must transition high→low before instruction acceptance; tracks VCC at power-up/down to prevent spurious writes |
| DO / IO1 (Pin 2) | Data Output / Quad I/O | Unidirectional output in Standard SPI; bidirectional I/O1 in Dual/Quad modes - used for read data and status feedback |
| /WP / IO2 (Pin 3) | Write Protect Input | Hardware lock for Status Register writes; active-low; disabled as IO2 when Quad Enable (QE) bit is set |
| GND (Pin 4) | Ground Reference | Primary return path for VCC and I/O signals; requires low-impedance PCB connection to minimize noise coupling into SPI lines |
| DI / IO0 (Pin 5) | Data Input / Quad I/O | Unidirectional input in Standard SPI; bidirectional I/O0 in Dual/Quad modes - carries instructions, addresses, and program data |
| CLK (Pin 6) | Serial Clock Input | Edge-triggered timing reference for all SPI transfers; supports Mode 0 (CPOL=0, CPHA=0) and Mode 3 (CPOL=1, CPHA=1) |
| /HOLD / IO3 (Pin 7) | Hold Input / Quad I/O | Pauses ongoing SPI transfer when pulled low; repurposed as IO3 in Quad mode (QE=1), disabling hold function |
| VCC (Pin 8) | Power Supply | 1.7–1.95 V supply; internal LDO regulates core voltage; decoupling capacitor required within 5 mm of pin |
Key Features
| Feature | Design Value |
|---|---|
| Dual/Quad SPI Interface | Enables 2×–4× faster read throughput vs. standard SPI; supports XIP execution directly from flash in microcontrollers with QSPI controllers |
| JEDEC ID & SFDP Register | Allows automatic driver detection and configuration in Linux/Bare-Metal systems without hard-coded timing parameters |
| Security Registers (3 × 256B) | Provides tamper-resistant storage for encryption keys, certificates, or calibration offsets - locked via OTP or volatile LB bits |
| Erase/Program Suspend & Resume | Permits background firmware update while servicing real-time interrupts - critical for deterministic industrial PLC response |
| Individual Sector Lock (36h/39h) | Enables per-sector write protection without affecting adjacent memory - ideal for storing immutable bootloader and mutable app partitions |
| 64-bit Unique Serial Number | Eliminates need for external EEPROM for device identity; supports zero-touch provisioning in cloud-connected gateways |
Applications
| Industrial PLC Firmware Storage | Automotive ADAS Boot Memory |
|---|---|
Use Scenario: Storing boot code, safety-critical firmware, and runtime configuration in programmable logic controllers deployed in factory automation. IC Role / Device Role / Timing Role: Primary non-volatile boot memory accessed via QSPI controller during cold start; provides deterministic <50ms boot latency. Use Value: 4KB sector erase enables incremental firmware patching without full reflash; 105°C rating ensures operation inside sealed control cabinets. | Use Scenario: Holding boot loader and sensor fusion firmware in camera/radar ECUs requiring ASIL-B compliance and rapid startup. IC Role / Device Role / Timing Role: XIP-capable flash executing code directly from Quad SPI bus to reduce external RAM footprint and boot time. Use Value: 133MHz Quad I/O delivers >60MB/s read bandwidth - meets real-time processing deadlines for 30fps vision pipelines. |
| Medical Diagnostic Device Parameter Storage | Smart Energy Meter Secure Key Vault |
Use Scenario: Retaining calibrated sensor offsets, user preferences, and audit logs across power cycles in portable ultrasound units. IC Role / Device Role / Timing Role: Parameter storage partition isolated via BP bits and SEC lock; accessed via SPI during initialization sequence. Use Value: 20-year data retention at +85°C guarantees calibration persistence over device lifetime without battery backup. | Use Scenario: Safeguarding AES-128 keys, firmware signatures, and utility billing credentials in ANSI C12.22-compliant meters. IC Role / Device Role / Timing Role: Secure vault implemented using 3×256B OTP-lockable security registers and individual sector locks. Use Value: Hardware-enforced write protection prevents key extraction via glitch attacks; unique ID binds keys to physical device. |
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 supply, 104MHz max Quad SPI, no /HOLD pin, 8-pin SOIC 208-mil | Lacks /HOLD functionality and 64-bit UID; supports only JEDEC ID (no SFDP) | Select when /HOLD arbitration is unnecessary and SFDP auto-configuration is not required |
| S25FL132K0XMFI010 | 32M-bit, 2.7–3.6V supply, 80MHz Quad SPI, 8-pin SOIC 208-mil, includes HyperBus option | Higher voltage range incompatible with 1.8V systems; slower clock; no 64-bit UID | Select only for legacy 3.3V designs where voltage translation is acceptable |
Compared with MX25L3233FZNI-10G and S25FL132K0XMFI010, the W25Q32JWXGIQ TR offers superior low-voltage operation, higher Quad SPI bandwidth, hardware /HOLD support, and cryptographic-grade identity via 64-bit UID - making it optimal for next-generation 1.8V industrial and automotive edge devices.
Availability
W25Q32JWXGIQ TR is available at Aetrix Electronics and suitable for industrial PLC firmware storage, automotive ADAS boot memory, and medical diagnostic device parameter storage requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for W25Q32JWXGIQ 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 for industrial, automotive, and consumer markets.
The W25Q series is designed specifically for high-performance, low-voltage embedded systems requiring reliable code storage, secure parameter retention, and fast XIP execution - with emphasis on industrial temperature grade and long-term supply stability.
FAQ
What is the operating voltage range for the W25Q32JWXGIQ TR?
The W25Q32JWXGIQ TR operates from 1.7 V to 1.95 V. This narrow 1.8V nominal range eliminates the need for level shifters in modern ultra-low-power microcontroller designs and ensures stable performance across process and temperature variations. Operation outside this range may cause undefined behavior or data corruption. The device includes internal voltage monitoring that holds reset until VCC exceeds the valid threshold.
Does the W25Q32JWXGIQ TR support hardware reset via /RESET pin?
No, the W25Q32JWXGIQ TR does not include a dedicated /RESET pin. That functionality is only available on SOIC-16 and TFBGA package variants of the W25Q32JW family. This SOIC 208-mil variant (Package Code SS) relies solely on software reset using the Enable Reset (66h) and Reset Device (99h) instruction sequence, which takes approximately 30 µs to complete.
How many program-erase cycles does the W25Q32JWXGIQ TR guarantee?
The W25Q32JWXGIQ TR guarantees a minimum of 100,000 program-erase cycles per sector. This endurance rating is validated across the full operating temperature range (-40°C to +105°C) and applies to all 4KB sectors. Field firmware updates, logging, and configuration changes can be performed reliably throughout the product's multi-year service life without wear leveling hardware.
Can the W25Q32JWXGIQ TR be used for execute-in-place (XIP) applications?
Yes, the W25Q32JWXGIQ TR supports XIP via Dual and Quad SPI interfaces. When configured with Quad Enable (QE) bit set, it delivers up to 532 MB/s equivalent bandwidth using Fast Read Quad I/O (EBh), enabling direct code execution from flash in MCUs with QSPI controllers - reducing external RAM requirements and boot latency in real-time systems.
What security features are implemented in the W25Q32JWXGIQ TR?
The W25Q32JWXGIQ TR includes hardware-enforced security features: three 256-byte OTP-lockable Security Registers, 64-bit unique serial number, individual sector lock/unlock (36h/39h), top/bottom/complement array protection, and volatile/non-volatile status register bits (SRP, LB1–LB3). These allow secure key storage, device identity binding, and granular firmware partition protection without external crypto ICs.
W25Q32JWXGIQ TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-XDFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- 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:
- 5ms
- Access Time:
- 6 ns
- Voltage - Supply:
- 1.7V ~ 1.95V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-XSON (4x4)
W25Q32JWXGIQ TR FAQ
1.How can I place an order for W25Q32JWXGIQ TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q32JWXGIQ 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 W25Q32JWXGIQ TR reliable?
The price and inventory of W25Q32JWXGIQ TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q32JWXGIQ TR is usually 5 days.
3.What payment methods are accepted for W25Q32JWXGIQ TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q32JWXGIQ TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q32JWXGIQ TR?
W25Q32JWXGIQ TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q32JWXGIQ 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 W25Q32JWXGIQ TR?
For technical support, including W25Q32JWXGIQ TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q32JWXGIQ TR requirements.
6.How does Aetrix verify that W25Q32JWXGIQ TR is sourced from the original manufacturer or authorized distributors?
All W25Q32JWXGIQ 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 W25Q32JWXGIQ TR meets industry standards.
7.What is the process for return or replacement of W25Q32JWXGIQ TR?
All W25Q32JWXGIQ TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q32JWXGIQ 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 W25Q32JWXGIQ TR part is unused and in its original packaging.
Return procedure for W25Q32JWXGIQ TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
W25Q32JWXGIQ TR Tags
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