Winbond Electronics Corporation W25Q64JVSSIQ
- Part No.:
- W25Q64JVSSIQ
- Manufacturer:
- Winbond Electronics Corporation
- Category:
- Memory
- Package:
- 8-SOIC (0.209", 5.30mm Width)
- Datasheet:
-
W25Q64JVSSIQ.pdf
- Description:
- IC FLASH 64MBIT SPI/QUAD 8SOIC
- Quantity:
-
Unit Price:$0
Ext Price:$0
- Payment:
-
- Shipping:
-
W25Q64JVSSIQ Information
- Specifications
- Product Details
- Comparison
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Winbond Electronics Corporation
- Series:
- SpiFlash®
- Package/Case:
- 8-SOIC (0.209", 5.30mm Width)
- Packaging:
- Tube
- Product Status:
- Active
- Programmable:
- Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NOR
- Memory Size:
- 64Mbit
- Memory Organization:
- 8M 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 ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
- Datasheet:
-
W25Q64JVSSIQ.pdf
W25Q64JVSSIQ - 64Mbit SPI NOR Flash Memory from Winbond
The W25Q64JVSSIQ is a 64Mbit (8MB) serial NOR Flash memory from Winbond's SpiFlash family. It supports standard SPI, Dual SPI, and Quad I/O SPI at clock rates up to 133MHz. Organized as 8,388,608 bytes × 8 bits, it offers 100,000 erase/program cycles per sector and 20-year data retention.
It is the same package and pinout as the W25Q32JVSSIQ, with twice the storage capacity. This makes it the most popular SPI Flash in the W25Q family - found on STM32 development boards, ESP32 modules, WiFi routers, and IoT devices that need more firmware space for OTA updates, GUI assets, or filesystem storage.
What Are the Specifications of W25Q64JVSSIQ?
| Parameter | Value |
|---|---|
| Memory Size | 64 Mbit (8 MB) |
| Organization | 8,388,608 bytes × 8 bits |
| Interface | SPI / Dual SPI / Quad I/O SPI |
| Max Clock Frequency | 133 MHz |
| Supply Voltage | 2.7V – 3.6V |
| Operating Temperature | -40°C to +85°C (Industrial) |
| Package | 8-pin SOIC (208-mil) |
| Page Size | 256 bytes |
| Sector Size | 4 KB (16 pages) |
| Block Size (64KB) | 64 KB (16 sectors) |
| Page Program Time | 3 ms (typical) |
| Sector Erase Time (4KB) | 45 ms (typical) |
| Block Erase Time (64KB) | 150 – 400 ms |
| Chip Erase Time | 128 seconds (typical) |
| Endurance | 100,000 cycles per sector |
| Data Retention | 20 years |
| Standby Current | 1 µA (typical) |
| Active Read Current | 25 mA (max) |
| JEDEC ID | 0xEF 0x70 0x17 |
Key Commands
| Instruction | Hex Code | Description |
|---|---|---|
| Read Data | 0x03 | Read bytes from a 24-bit address |
| Page Program | 0x02 | Write up to 256 bytes |
| Sector Erase (4KB) | 0x20 | Erase one 4KB sector |
| Block Erase (64KB) | 0xD8 | Erase one 64KB block |
| Chip Erase | 0xC7 | Erase entire chip |
| Write Enable | 0x06 | Must precede any program/erase command |
| Read Status Register | 0x05 | Check BUSY (bit 0) and WEL (bit 1) |
| Read JEDEC ID | 0x9F | Returns manufacturer and device ID |
Pinout (SOIC-8)
| Pin | Name | Function |
|---|---|---|
| 1 | CS# | Chip Select (active low) |
| 2 | DO (IO1) | Data Output |
| 3 | IO2 (WP#) | Data I/O line 2 |
| 4 | GND | Ground |
| 5 | DI (IO0) | Data Input |
| 6 | CLK | SPI Clock |
| 7 | IO3 (HOLD#) | Data I/O line 3 |
| 8 | VCC | 2.7V – 3.6V Supply |
What Are the Alternatives to W25Q64JVSSIQ?
| Manufacturer | Part Number | Size | Max Clock | Notes |
|---|---|---|---|---|
| Winbond | W25Q64JVSSIQ | 64Mb | 133 MHz | Reference part |
| Winbond | W25Q64JVSSIM | 64Mb | 133 MHz | Tape-and-reel packaging |
| Winbond | W25Q32JVSSIQ | 32Mb | 133 MHz | Lower capacity, same package |
| Winbond | W25Q128JVSSIQ | 128Mb | 104 MHz | Higher capacity, same package |
| Macronix | MX25L6433FZNI | 64Mb | 133 MHz | Common alternative, 25yr retention |
| Gigadevice | GD25Q64CSIG | 64Mb | 133 MHz | Chinese alternative, lowest pricing |
| ISSI | IS25LP064D-JNLE | 64Mb | 133 MHz | High-reliability option |
| Puya | P25Q64H | 64Mb | 120 MHz | Cost-sensitive designs |
GD25Q64CSIG (Gigadevice) is the most common Chinese alternative. Same SOIC-8, same 133MHz, same command set with minor status register differences. JEDEC ID is 0xC8 0x40 0x17. Priced 15-25% below Winbond at volume.
MX25L6433FZNI (Macronix) offers 25-year data retention. Command set is functionally compatible, though the Quad Enable bit location may differ.
W25Q128JVSSIQ (128Mbit) is the step-up option. Same package and pinout. Clock drops to 104MHz. Requires firmware support for 32-bit addressing.
How Much Does W25Q64JVSSIQ Cost and Is It in Stock?
| Quantity | Unit Price (USD) | Status |
|---|---|---|
| 1 – 49 pcs | $1.80 – $2.20 | In stock |
| 50 – 999 pcs | $1.10 – $1.60 | In stock |
| 1,000+ pcs | $0.85 – $1.10 | In stock |
| 5,000+ pcs | $0.60 – $0.95 | Contact for volume pricing |
Pricing ranges from $0.60 to $2.20 depending on quantity and channel. The W25Q64 typically costs $0.30–$0.50 more per unit than the W25Q32.
ICMASS maintains stock in reel and tube packaging. Standard orders ship in 1-3 business days. Volume orders of 10k+ available with 4-6 week lead time.
Where Would You Use W25Q64JVSSIQ?
Firmware storage with OTA update capability. 8MB holds current firmware, a downloaded update image, and configuration filesystem simultaneously. The standard choice for ESP32-based connected products.
GUI asset storage. Embedded displays at 480×320 or 800×480 resolution store fonts, images, and UI pages. 8MB accommodates multi-language font sets and icon assets.
Data logging with FATFS. 8MB formatted as FAT16 provides approximately 7.5MB user-accessible storage. 2048 sectors at 100K cycles each provides long service life.
Bootloader + application + recovery. A typical embedded architecture uses a bootloader (64KB), main firmware (2-3MB), and recovery image (2-3MB). The W25Q64 accommodates all three with room for settings.
Why Buy from ICMASS?
- Authorized distribution. We source from Winbond's authorized Asia distribution network with full lot traceability.
- Volume pricing at scale. 5k+ quantities at $0.60–$0.95/pc. High-volume Shenzhen purchasing passed through to you.
- Date code traceability. Every shipment includes date codes and lot numbers with manufacturing lot separation maintained.
- Pre-shipment verification. JEDEC ID (0xEF 0x70 0x17), page program reliability, and erase timing verified per incoming batch.
Frequently Asked Questions About W25Q64JVSSIQ
Q1: What is the difference between W25Q64JVSSIQ and W25Q32JVSSIQ?
Q2: What is the chip erase time for W25Q64JVSSIQ?
Q3: Does W25Q64JVSSIQ support XIP?
Q4: What is the maximum SPI clock speed?
Q5: Chip erase takes 128 seconds - faster method?
Q6: How to identify counterfeit W25Q64JVSSIQ?
Q7: Can W25Q64JVSSIQ be used in 1.8V systems?
Q8: What filesystem is recommended for W25Q64JVSSIQ?
Q9: Why is W25Q64 more popular than W25Q32?
Q10: What are the package dimensions of SOIC-8?
Internal Links
- W25Q32JVSSIQ Datasheet & Pricing - 32Mbit lower-cost alternative
- W25Q32 vs W25Q64 Comparison - SPI Flash selection guide
- AMS1117-5.0 Datasheet - 5V LDO for Flash power supply
- SPI Flash Blog: Selection Guide - Choosing the right SPI Flash
| Image |
|
|
| Part Number | W25Q64JVSSIQ | W25Q64JVSSIQ TR |
| Manufacturer | Winbond Electronics Corporation | Winbond Electronics |
| Series | SpiFlash® | SpiFlash® |
| Package/Case | 8-SOIC (0.209", 5.30mm Width) | 8-SOIC (0.209", 5.30mm Width) |
| Packaging | Tube | Tape & Reel (TR) |
| Product Status | Active | Active |
| Programmable | Verified | Verified |
| Memory Type | Non-Volatile | Non-Volatile |
| Memory Format | FLASH | FLASH |
| Technology | FLASH - NOR | FLASH - NOR |
| Memory Size | 64Mbit | 64Mbit |
| Memory Organization | 8M x 8 | 8M x 8 |
| Memory Interface | SPI - Quad I/O | SPI - Quad I/O |
| Clock Frequency | 133 MHz | 133 MHz |
| Write Cycle Time - Word, Page | 3ms | 3ms |
| Access Time | - | - |
| Voltage - Supply | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Grade | - | - |
| Qualification | - | - |
| Mounting Type | Surface Mount | Surface Mount |
| Supplier Device Package | 8-SOIC | 8-SOIC |
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