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Winbond Electronics Corporation W25Q16JVSNJQ TR
- Part No.:
- W25Q16JVSNJQ TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
W25Q16JVSNJQ TR.pdf
- Description:
- IC FLASH 16MBIT SPI/QUAD 8SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:3,642
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Product details
Overview
W25Q16JVSNJQ TR from Winbond is a 16 Mbit (2 MB) serial NOR flash memory IC supporting Standard, Dual, and Quad SPI interfaces with up to 133 MHz clock rate, 4 KB uniform sector architecture, and hardware/software write protection. It operates from 2.7–3.6 V, draws <1 µA in power-down mode, and targets boot code storage, firmware updates, and XIP execution in space-constrained embedded systems.
For engineers reviewing the W25Q16JVSNJQ TR datasheet, W25Q16JVSNJQ TR pinout, W25Q16JVSNJQ TR application, or W25Q16JVSNJQ TR equivalent, key selection considerations include Quad SPI enable (QE bit), /WP and /HOLD pin dual-function behavior in Quad mode, 4 KB sector granularity for data logging, and JEDEC SFDP register support for automatic configuration discovery.
Technical Context
The W25Q16JVSNJQ TR implements a SPI-compatible serial interface with Mode 0/3 support, configurable between standard (DI/DO), dual (IO0/IO1), and quad (IO0–IO3) I/O modes. Its internal architecture features 8,192 × 256-byte pages, 512 erasable 4 KB sectors, and three status registers (SR1–SR3) governing write enable, block protection, and Quad Enable functionality.
Quad operation requires non-volatile setting of the QE bit in Status Register-2; when enabled, /WP becomes IO2 and /HOLD becomes IO3. The device supports erase/program suspend/resume, 64-bit unique ID, and three 256-byte security registers with OTP lock capability - all accessible via defined instruction set including Fast Read Quad I/O (EBh) and Set Burst with Wrap (77h).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 16 Mbit (2,097,152 bytes), organized as 8,192 × 256-byte programmable pages |
| Sector Architecture | 512 uniform 4 KB sectors; supports 32 KB and 64 KB block erase for firmware partitioning |
| SPI Interface Modes | Standard (DI/DO), Dual (IO0/IO1), Quad (IO0–IO3); QE bit must be set for Quad I/O |
| Max Clock Frequency | 133 MHz single-ended; enables 532 MHz equivalent throughput with Fast Read Quad I/O (EBh) |
| Write/Erase Endurance | Minimum 100,000 program-erase cycles per sector; >20 years data retention at +85°C |
| Supply & Power | 2.7–3.6 V operation; typical 1 µA power-down current; -40°C to +85°C industrial temperature range |
| Security Features | 64-bit unique ID, JEDEC SFDP register, three 256-byte security registers with OTP locks |
Pinout & Package
W25Q16JVSNJQ TR uses an 8-pin SOIC 150-mil package (Package Code SN), with gull-wing leads and standard JEDEC MS-012AC footprint. 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), and pin 8 is VCC.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 /CS | Chip Select Input | Active-low enable; high-impedance DO and standby current when deasserted |
| 2 DO (IO1) | Data Output / Bidirectional I/O | Standard SPI output; becomes IO1 in Dual/Quad mode; used for read data and status |
| 3 /WP (IO2) | Write Protect Input / Bidirectional I/O | Hardware write lock for status register; becomes IO2 when QE=1 (Quad mode active) |
| 4 GND | Ground Reference | Primary return path for VCC and I/O signals; decoupling capacitor required near pin |
| 5 DI (IO0) | Data Input / Bidirectional I/O | Standard SPI input for instructions/addresses/data; becomes IO0 in Dual/Quad mode |
| 6 CLK | Serial Clock Input | Edge-triggered timing source; supports Mode 0 and Mode 3 SPI; max 133 MHz |
| 7 /HOLD (IO3) | Hold Input / Bidirectional I/O | Pauses ongoing transfer while /CS active; becomes IO3 when QE=1; not available in Quad mode |
| 8 VCC | Power Supply | 2.7–3.6 V supply; requires local 100 nF ceramic decoupling capacitor |
Key Features
| Feature | Design Value |
|---|---|
| Quad SPI Enable (QE) | Non-volatile bit in Status Register-2; enables 4-line I/O for 532 MHz equivalent throughput |
| Uniform 4 KB Sector Erase | Enables fine-grained firmware update partitioning and parameter storage without over-erasing |
| Erase/Program Suspend | Allows temporary pause of long erase/program operations to service higher-priority reads |
| JEDEC SFDP Register | Standardized flash parameter table enabling automatic driver configuration in modern SoCs |
| Individual Block Lock | 30 × 64 KB blocks + 32 × 4 KB top/bottom sectors each have dedicated lock bits (36h/39h) |
| 64-bit Unique ID | Factory-programmed per-device identifier for secure boot binding and inventory traceability |
Applications
| IoT Edge Node Firmware Storage | Industrial HMI Boot Memory |
|---|---|
|
Use Scenario: Storing signed firmware images and OTA update payloads in battery-powered sensor nodes with limited PCB area. IC Role / Device Role / Timing Role: Primary non-volatile boot memory providing XIP-capable code execution and secure firmware rollback via sector-level erase control. Use Value: 4 KB sector granularity allows atomic firmware patching; Quad SPI enables fast OTA download (<500 ms for 128 KB image at 532 Mbps). |
Use Scenario: Hosting bootloader, GUI assets, and configuration profiles in panel-mounted HMIs operating in harsh factory environments. IC Role / Device Role / Timing Role: System-level code and resource storage with hardware write protection against ESD-induced corruption during runtime. Use Value: /WP pin + BP bits prevent accidental overwrite of bootloader; 20-year data retention ensures reliability across 10+ year product lifecycles. |
| Medical Diagnostic Device Log Buffer | Automotive ADAS Camera Calibration Data |
|
Use Scenario: Capturing time-stamped diagnostic logs and calibration offsets in portable ultrasound units with strict power budget constraints. IC Role / Device Role / Timing Role: Parameter and event log storage using sector-protected regions; low-power sleep mode reduces system quiescent current. Use Value: <1 µA power-down current extends battery life; individual sector locking isolates patient data from firmware partitions. |
Use Scenario: Storing camera intrinsic/extrinsic parameters and lens distortion maps in automotive surround-view systems requiring AEC-Q100 compliance. IC Role / Device Role / Timing Role: Safety-critical configuration storage with OTP-locked security registers for tamper-proof calibration persistence. Use Value: Three 256-byte security registers with OTP locks ensure calibration integrity; -40°C to +85°C rating meets automotive ambient requirements. |
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 |
|---|---|---|---|
| MX25L1606EM1I-12G | 16 Mbit, 3V, SOIC-8; supports only Standard/Dual SPI (no Quad I/O); no SFDP or unique ID | Lacks Quad SPI and advanced security features; suitable for cost-sensitive legacy designs without XIP or secure boot | Select when Quad throughput and firmware authentication are unnecessary; verify /HOLD and /WP pin compatibility |
| S25FL116K0XMFI041 | 16 Mbit, 3V, SOIC-8; supports Quad SPI and SFDP; includes hardware reset pin; no unique ID or security registers | Offers hardware /RESET (not present on W25Q16JVSNJQ TR), but lacks 64-bit UID and OTP-locked security registers | Prefer for systems requiring deterministic hardware reset; avoid if device-specific identity or secure calibration storage is mandatory |
Compared with MX25L1606EM1I-12G and S25FL116K0XMFI041, W25Q16JVSNJQ TR delivers higher Quad SPI bandwidth (133 MHz vs ≤80 MHz), integrated SFDP for plug-and-play driver setup, and unique ID + OTP security registers - making it optimal for secure, high-throughput embedded boot applications where layout space and firmware integrity are critical.
Availability
W25Q16JVSNJQ TR is available at Aetrix Electronics and suitable for IoT edge node firmware storage, industrial HMI boot memory, and medical diagnostic device log buffering requiring stable component supply, long-term lifecycle support, and RoHS-compliant packaging.
Supply support for W25Q16JVSNJQ 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 serial NOR/NAND flash, RAM, and mobile DRAM.
The W25Q16JV series belongs to Winbond's SpiFlash family, designed specifically for embedded systems needing high-speed, secure, and space-efficient code and data storage with robust SPI interoperability.
FAQ
What is the package type and lead count of W25Q16JVSNJQ TR?
W25Q16JVSNJQ TR uses an 8-pin SOIC 150-mil (3.9 mm × 4.9 mm) package with gull-wing leads and JEDEC MS-012AC outline. It has no exposed pad and is compatible with standard reflow soldering profiles. This package matches industry-standard footprints used for serial flash in compact consumer and industrial PCBs.
Does W25Q16JVSNJQ TR support Quad SPI mode out of the box?
No - W25Q16JVSNJQ TR requires explicit programming of the Quad Enable (QE) bit in Status Register-2 to activate Quad SPI mode. By default, QE = 0, so only Standard and Dual SPI are enabled. Once QE is set (via Write Status Register-2 instruction), pins /WP and /HOLD become IO2 and IO3 respectively, enabling full 4-line I/O operation.
How does hardware write protection work on W25Q16JVSNJQ TR?
W25Q16JVSNJQ TR implements hardware write protection via the /WP pin, which - when held low - prevents writes to the status register unless overridden by the Status Register Protect (SRP) bits. Combined with Block Protect (BP2–BP0) and Top/Bottom (TB) bits, it enables selective locking of 4 KB sectors or larger regions. /WP must be pulled high to allow status register modification.
Can W25Q16JVSNJQ TR be used for Execute-in-Place (XIP) applications?
Yes - W25Q16JVSNJQ TR supports true XIP via Fast Read Quad I/O (EBh) and Set Burst with Wrap (77h) instructions. With Quad SPI enabled and proper cache coherency handling in the host processor, code can be executed directly from flash without copying to RAM, reducing boot latency and SRAM usage in resource-constrained microcontrollers.
What is the purpose of the /HOLD pin on W25Q16JVSNJQ TR?
The /HOLD pin on W25Q16JVSNJQ TR allows pausing an ongoing SPI transaction while /CS remains asserted. When /HOLD is pulled low, DO goes high-impedance and DI/CLK are ignored, letting other devices share the bus. In Quad SPI mode (QE=1), this pin functions as IO3 instead, so /HOLD is unavailable when Quad I/O is active.
W25Q16JVSNJQ TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NOR
- Memory Size:
- 16Mbit
- Memory Organization:
- 2M x 8
- Memory Interface:
- SPI - Quad I/O
- Clock Frequency:
- 133 MHz
- Write Cycle Time - Word, Page:
- 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
W25Q16JVSNJQ TR FAQ
1.How can I place an order for W25Q16JVSNJQ TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q16JVSNJQ 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 W25Q16JVSNJQ TR reliable?
The price and inventory of W25Q16JVSNJQ TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q16JVSNJQ TR is usually 5 days.
3.What payment methods are accepted for W25Q16JVSNJQ TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q16JVSNJQ TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q16JVSNJQ TR?
W25Q16JVSNJQ TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q16JVSNJQ 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 W25Q16JVSNJQ TR?
For technical support, including W25Q16JVSNJQ TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q16JVSNJQ TR requirements.
6.How does Aetrix verify that W25Q16JVSNJQ TR is sourced from the original manufacturer or authorized distributors?
All W25Q16JVSNJQ 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 W25Q16JVSNJQ TR meets industry standards.
7.What is the process for return or replacement of W25Q16JVSNJQ TR?
All W25Q16JVSNJQ TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q16JVSNJQ 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 W25Q16JVSNJQ TR part is unused and in its original packaging.
Return procedure for W25Q16JVSNJQ TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
W25Q16JVSNJQ TR Tags
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M24C02-WMN6TP
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AT24C02C-XHM-T
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AT21CS01-STUM10-T
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M24C02-FMC6TG
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AT24CS02-SSHM-T
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AT24C04C-SSHM-T
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