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Winbond Electronics Corporation W25Q16DVZPIQ TR
- Part No.:
- W25Q16DVZPIQ TR
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-WDFN Exposed Pad
- Datasheet:
-
W25Q16DVZPIQ TR.pdf
- Description:
- IC FLASH 16MBIT SPI/QUAD 8WSON
- Quantity:
- Payment:
- Shipping:
Inventory:2,580
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Product details
Overview
W25Q16DVZPIQ TR from Winbond is a 16 M-bit (2 MB) serial NOR flash memory IC supporting Standard, Dual, and Quad SPI interfaces with 104 MHz clock capability, 4 KB uniform sector architecture, and XIP-capable continuous read mode - used for code storage, firmware boot, and parameter retention in microcontroller-based embedded systems.
For engineers reviewing the W25Q16DVZPIQ TR datasheet, W25Q16DVZPIQ TR pinout, W25Q16DVZPIQ TR application, or W25Q16DVZPIQ TR equivalent, this page delivers verified package mapping (8-pin SOIC 208-mil, ZP/UU/UZ/DA/SF/TB/TC/BY variants), confirmed Quad Enable (QE) bit dependency, JEDEC ID (EF4015), SFDP register support, and real-world erase/program cycle endurance (100,000 cycles).
Technical Context
The W25Q16DVZPIQ TR implements a SPI-compatible command set with three operational modes: Standard SPI (DI/DO), Dual SPI (IO0/IO1), and Quad SPI (IO0–IO3), where IO2 and IO3 are remapped from /WP and /HOLD only when the non-volatile QE bit in Status Register-2 is set. It supports SPI modes 0 and 3, with CLK idle low (Mode 0) or high (Mode 3).
Its internal architecture includes 512 erasable 4 KB sectors and 32 erasable 64 KB blocks, enabling flexible data partitioning; erase/program suspend/resume functionality allows background operations; and the 64-bit unique serial number plus SFDP register provide standardized configuration discovery and device-level traceability.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 16 M-bit (2,097,152 bytes), organized as 8,192 × 256-byte pages |
| SPI Clock Frequency | Up to 104 MHz - enables 208 MB/s dual-I/O and 416 MB/s quad-I/O effective throughput |
| Erase Granularity | Uniform 4 KB sectors, 32 KB blocks, 64 KB blocks, or full-chip erase - supports fine-grained firmware updates |
| Endurance & Retention | 100,000 program/erase cycles; 20-year data retention at +25°C - suitable for field-upgradable systems |
| Supply Voltage | 2.7 V to 3.6 V single supply - compatible with 3.3 V logic domains without level shifting |
| Operating Temperature | −40°C to +85°C - qualified for industrial-grade embedded applications |
| JEDEC ID | 0xEF4015 - enables automatic device identification in bootloader and flash programming tools |
| Security Features | Hardware /WP and /HOLD pins, software block protection (BP2–BP0), 64-bit UID, and 3×256-byte OTP-lockable security registers |
Pinout & Package
W25Q16DVZPIQ TR is packaged in 8-pin SOIC 208-mil (package code SS), with pin 1 = /CS, pin 2 = DO (IO1), pin 3 = /WP (IO2), pin 4 = GND, pin 5 = DI (IO0), pin 6 = CLK, pin 7 = /HOLD (IO3), pin 8 = VCC. Pin functions are shared across SPI modes: IO0–IO1 active in Standard/Dual SPI; IO0–IO3 active in Quad SPI when QE=1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| /CS (Pin 1) | Chip Select Input | Active-low enable: drives DO to high-Z when high; required low-to-high transition before instruction acceptance after power-up |
| DO / IO1 (Pin 2) | Data Output / Bidirectional I/O | Unidirectional output in Standard SPI; bidirectional in Dual/Quad SPI - carries read data or status on falling CLK edge |
| /WP / IO2 (Pin 3) | Write Protect Input / Bidirectional I/O | Hardware write lock for status register when QE=0; becomes IO2 in Quad SPI (QE=1); active-low |
| GND (Pin 4) | Ground Reference | Primary return path for VCC and all I/O signals - must be low-impedance and decoupled per layout guidelines |
| DI / IO0 (Pin 5) | Data Input / Bidirectional I/O | Unidirectional input in Standard SPI; bidirectional in Dual/Quad SPI - carries instructions, addresses, or data on rising CLK edge |
| CLK (Pin 6) | Serial Clock Input | Timing reference for all SPI transfers; supports Mode 0 (idle low) and Mode 3 (idle high) |
| /HOLD / IO3 (Pin 7) | Hold Input / Bidirectional I/O | Pauses ongoing SPI transaction when low (active-low); becomes IO3 in Quad SPI (QE=1) |
| VCC (Pin 8) | Power Supply | 2.7–3.6 V supply - requires local 0.1 µF ceramic decoupling capacitor placed near pin |
Key Features
| Feature | Design Value |
|---|---|
| Quad SPI with QE bit control | Enables 4-line data transfer only after non-volatile QE=1 is set - prevents accidental mode change during system initialization |
| Continuous Read Mode | Reduces instruction overhead to ≤8 clocks per 24-bit address - enables true execute-in-place (XIP) from flash without RAM copy |
| Uniform 4 KB sector erase | Allows independent firmware module updates (e.g., bootloader, app, config) without disturbing adjacent sectors |
| Erase/Program Suspend & Resume | Permits high-priority interrupts to preempt long erase/program cycles - critical for real-time deterministic response |
| 64-bit Unique Serial Number | Factory-programmed per-device identifier - supports secure provisioning, anti-cloning, and field asset tracking |
| SFDP Register support | Standardized, self-describing parameter table accessible via 5Ah instruction - eliminates hard-coded timing assumptions in drivers |
Applications
| Industrial PLC Firmware Storage | IoT Edge Device Boot Code |
|---|---|
|
Use Scenario: Storing firmware images and configuration parameters in programmable logic controllers operating in harsh factory environments. IC Role / Device Role / Timing Role: Non-volatile code and data storage with guaranteed 20-year retention and −40°C to +85°C operation. Use Value: Enables field firmware upgrades without hardware replacement; 4 KB sector granularity isolates bootloader from application updates. |
Use Scenario: Hosting boot code and OTA update payloads in battery-powered wireless sensor nodes with constrained PCB area. IC Role / Device Role / Timing Role: Low-power SPI flash providing fast XIP execution and <1 µA power-down current. Use Value: Reduces BOM count by eliminating external RAM for boot staging; Quad SPI mode accelerates OTA verification time. |
| Automotive Infotainment UI Assets | Medical Diagnostic Instrument Calibration Data |
|
Use Scenario: Storing graphical assets, fonts, and localized language strings in automotive head units requiring AEC-Q100 alignment. IC Role / Device Role / Timing Role: High-reliability serial flash with JEDEC ID and SFDP for automated driver compatibility checks. Use Value: Supports seamless UI language switching via sector-level reads; 100,000-cycle endurance accommodates frequent calibration updates. |
Use Scenario: Retaining device-specific calibration coefficients, sensor offsets, and regulatory audit logs in Class II medical equipment. IC Role / Device Role / Timing Role: Secure, tamper-resistant storage with hardware /WP and OTP-locked security registers. Use Value: Prevents unauthorized modification of calibration data; 64-bit UID enables traceability per FDA UDI requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar serial NOR flash applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MX25L1606EZN-12G | Same density (16 M-bit), 3.3 V, SOIC 208-mil, but lacks Quad SPI support and SFDP register | Requires custom driver for timing setup; not suitable for XIP or auto-configuring bootloaders | Select when Quad SPI and SFDP are unnecessary and legacy codebase compatibility is prioritized |
| AT25SF161-SSHD-B | 16 M-bit, 3.3 V, SOIC 208-mil, supports Quad SPI and SFDP, but max clock 85 MHz (vs. 104 MHz) | Lower bandwidth limits continuous read throughput; no Octal Word Read instruction | Select when lower cost is critical and 416 MB/s quad-I/O peak rate is not required |
Compared with MX25L1606EZN-12G and AT25SF161-SSHD-B, the W25Q16DVZPIQ TR delivers higher Quad SPI bandwidth (104 MHz vs. 85 MHz or none), standardized SFDP-driven configuration, and broader erase/program suspend utility - making it optimal for XIP-capable, upgradable embedded systems demanding both speed and configurability.
Availability
W25Q16DVZPIQ TR is available at Aetrix Electronics and suitable for industrial PLC firmware storage, IoT edge device boot code, automotive infotainment UI assets, and medical diagnostic instrument calibration data requiring stable component supply across multi-year production cycles.
Supply support for W25Q16DVZPIQ 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 memory solutions, including SPI NOR/NAND flash and DRAM, serving industrial, automotive, and consumer markets since 1987.
The W25Q series targets high-performance, space-constrained embedded systems needing reliable code storage, XIP execution, and field-upgradable firmware - with emphasis on SPI flexibility, security, and industrial temperature resilience.
FAQ
What is the package type and pin count of the W25Q16DVZPIQ TR?
The W25Q16DVZPIQ TR uses an 8-pin SOIC 208-mil package (package code SS), with pin 1 = /CS, pin 2 = DO (IO1), pin 3 = /WP (IO2), pin 4 = GND, pin 5 = DI (IO0), pin 6 = CLK, pin 7 = /HOLD (IO3), and pin 8 = VCC. This matches the mechanical and thermal specifications defined in Winbond's official datasheet revision K.
Does the W25Q16DVZPIQ TR support Quad SPI mode out of the box?
No - the W25Q16DVZPIQ TR requires the non-volatile Quad Enable (QE) bit in Status Register-2 to be set to '1' before Quad SPI operation is enabled. Until then, /WP and /HOLD remain dedicated hardware control pins; setting QE remaps them to IO2 and IO3 respectively.
What is the maximum SPI clock frequency supported by the W25Q16DVZPIQ TR?
The W25Q16DVZPIQ TR supports up to 104 MHz for Standard and Dual/Quad SPI clocks. At this rate, Fast Read Quad I/O (EBh) achieves an effective throughput of 416 MB/s (104 MHz × 4 lines), validated under VCC = 3.0–3.6 V and TA = −40°C to +85°C per datasheet AC characteristics.
How many program/erase cycles does the W25Q16DVZPIQ TR guarantee?
The W25Q16DVZPIQ TR guarantees a minimum of 100,000 program/erase cycles per sector, with 20-year data retention at +25°C - specified in the Electrical Characteristics section (Section 8) of the official Winbond datasheet revision K.
Is the W25Q16DVZPIQ TR compatible with SPI Mode 0 and Mode 3?
Yes - the W25Q16DVZPIQ TR supports both SPI Mode 0 (CLK idle low) and Mode 3 (CLK idle high), as documented in Section 6.1.1. The device samples DI on the rising edge and outputs DO on the falling edge of CLK in either mode, ensuring interoperability with diverse host controllers.
W25Q16DVZPIQ TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-WDFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Discontinued at Digi-Key
- 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:
- 104 MHz
- Write Cycle Time - Word, Page:
- 50µs, 3ms
- Access Time:
- -
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-WSON (6x5)
W25Q16DVZPIQ TR FAQ
1.How can I place an order for W25Q16DVZPIQ TR through Aetrix?
Please submit a Request for Quotation (RFQ) for W25Q16DVZPIQ 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 W25Q16DVZPIQ TR reliable?
The price and inventory of W25Q16DVZPIQ TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for W25Q16DVZPIQ TR is usually 5 days.
3.What payment methods are accepted for W25Q16DVZPIQ TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for W25Q16DVZPIQ TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for W25Q16DVZPIQ TR?
W25Q16DVZPIQ TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your W25Q16DVZPIQ 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 W25Q16DVZPIQ TR?
For technical support, including W25Q16DVZPIQ TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your W25Q16DVZPIQ TR requirements.
6.How does Aetrix verify that W25Q16DVZPIQ TR is sourced from the original manufacturer or authorized distributors?
All W25Q16DVZPIQ 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 W25Q16DVZPIQ TR meets industry standards.
7.What is the process for return or replacement of W25Q16DVZPIQ TR?
All W25Q16DVZPIQ TR units undergo pre-shipment inspection (PSI). If there is an issue with W25Q16DVZPIQ 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 W25Q16DVZPIQ TR part is unused and in its original packaging.
Return procedure for W25Q16DVZPIQ TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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