Basic Product Information
Part Number: W25Q64JVSSIQ
| Field |
Value |
| Manufacturer |
Winbond Electronics |
| Device Type |
W25Q64JVSSIQ |
| Package |
8-SOIC (0.209″, 5.30mm Width, 208-mil) |
| Compliance |
RoHS3 / REACH Compliant |
| Grade |
Industrial (-40°C to +85°C) |
Core Electrical Parameters
| Parameter |
Value |
Unit |
| Memory Density |
64M-bit / 8M-byte |
– |
| Memory Technology |
NOR Flash |
– |
| Memory Organization |
8M x 8 |
bit |
| Interface |
SPI / Dual SPI / Quad SPI / QPI |
– |
| Max SPI Clock Frequency |
133 |
MHz |
| Equivalent Dual SPI Rate |
266 |
MHz |
| Equivalent Quad SPI Rate |
532 |
MHz |
| Page Size |
256 |
Byte |
| Programmable Pages |
32,768 |
– |
| Sector Size (Erase) |
4K / 32K / 64K |
Byte |
| Erasable Sectors (4KB) |
2,048 |
– |
| Erasable Blocks (64KB) |
128 |
– |
| Page Program Time |
3 (Typ) |
ms |
| Block Erase Time (64KB) |
150 (Typ) |
ms |
| Supply Voltage |
2.7 ~ 3.6 |
V |
| Standby Current |
10 (Typ) |
µA |
| Deep Power-Down Current |
<1 (Typ) |
µA |
| Active Read Current (50MHz) |
15 (Max) |
mA |
| Page Program Current |
25 (Max) |
mA |
| Endurance (Program/Erase Cycles) |
100,000 Min |
cycles/sector |
| Data Retention |
>20 |
Year |
| Operating Temperature |
-40 ~ +85 |
°C |
| Access Time |
6 |
ns |
| 64-Bit Unique ID |
Yes |
– |
| Security Registers (OTP) |
3 x 256 Byte |
– |
| SFDP Register |
Yes |
– |
| Individual Block/Sector Lock |
Yes |
– |
| Erase/Program Suspend |
Yes |
– |
| ECCN |
3A991B1A |
– |
| MSL |
3 (168 Hours) |
– |
Core Features & Advantages
The W25Q64JVSSIQ delivers a high-performance, pin-efficient SPI NOR Flash storage solution that outperforms traditional parallel Flash while consuming a fraction of the board space and power.
- Primary Function: 64M-bit (8M-byte) non-volatile NOR Flash memory for code shadowing, XIP (Execute-In-Place), firmware storage, and data logging in space- and power-constrained embedded systems, accessed via standard/dual/quad SPI at up to 133 MHz.
- Advantages:
- Quad SPI XIP at 532 MHz Equivalent: With Quad I/O mode active, the W25Q64JV delivers data throughput rivaling 16-bit parallel Flash — enabling direct code execution (XIP) from the Flash without copying to RAM first. This reduces system RAM requirements, shortens boot time, and simplifies firmware architecture in MCU-based designs (STM32, ESP32, NXP i.MX RT, etc.).
- Ultra-Low Power & Flexible 4KB Sectors: Deep power-down current below 1 µA and standby at 10 µA make it ideal for battery-powered IoT endpoints. The uniform 4KB sector architecture allows fine-grained OTA differential updates without erasing large blocks, while 32KB/64KB block erase options remain available for bulk firmware writes. Erase/Program Suspend lets the host pause a long erase to read critical data immediately.
- Multi-Layer Security & Write Protection: Combines hardware WP# pin, software Block Protect bits (with Top/Bottom/Complement modes), Individual Block/Sector Locks, 3×256-byte One-Time-Programmable Security Registers, a factory-programmed 64-bit Unique ID per device, and SFDP for auto-discovery — providing defense-in-depth against accidental writes, IP theft, and unauthorized firmware modification.
Typical Application Scenarios
- Industry: Consumer Electronics / Industrial Automation / Networking / IoT / Automotive (Non-Safety-Critical)
- Equipment: Routers, IoT gateways, smart speakers, PLCs, HMI panels, set-top boxes, printers, dashcams, medical monitors
- Use Cases:
- MCU Firmware Boot & XIP Code Storage: Stores the application binary for Cortex-M/MCU boot loaders. In XIP mode, the MCU fetches instructions directly from Quad SPI at 133 MHz, eliminating the need to copy firmware to RAM before execution — reducing BOM cost (less RAM) and accelerating cold-boot to sub-100ms in smart home hubs and industrial controllers.
- IoT Device OTA Update Partition: The 4KB sector granularity enables efficient A/B partition schemes for over-the-air firmware updates. Only changed sectors need reprogramming, minimizing update time and flash wear. Erase/Program Suspend ensures the device can still service time-critical tasks during background updates.
- Industrial Data Logging & Configuration Storage: Logs sensor readings, event timestamps, and calibration parameters with 100K-cycle endurance per sector and 20-year retention. The 64-bit Unique ID enables device-level traceability for regulatory compliance in industrial and medical equipment fleets.
Market Reference Price
| Market |
Price Range |
Currency |
| Huaqiangbei Spot |
$0.15 – $0.45 |
USD |
| Overseas B2B |
$0.54 – $1.16 |
USD |
Related Models Comparison
| Model |
Difference |
Application |
| GD25Q64ESIGR |
GigaDevice 64Mb equivalent, 120MHz Quad SPI, SOIC-8, pin-compatible, lower cost |
Cost-sensitive designs needing Winbond-compatible alternative |
| MX25L6433F |
Macronix 64Mb, 133MHz Quad SPI, SOIC-8, same pinout, extended temp options up to 125°C |
Applications requiring extended temperature range or automotive-grade |
| S25FL064L |
Infineon/Cypress 64Mb, 108MHz, Quad SPI + DDR, AEC-Q100 Grade 1/2/3 available, -40°C to +125°C |
Automotive safety-critical and high-reliability industrial applications |
| W25Q64JVSSIM |
Same die, tube packaging (90 pcs/tube) vs. SSIQ tape & reel (2000 pcs/reel), identical electrical specs |
Prototyping and low-volume production runs |
