产品概览
The W25Q256JVFIQ from Winbond is a 256Mbit (32MB) SPI serial flash memory supporting standard, dual, quad, and QPI modes. It operates from 2.7V to 3.6V with clock frequencies up to 133 MHz, achieving 532 MHz equivalent throughput in quad mode. The device features 4KB sectors, 32KB/64KB blocks, and 3/4-byte address mode in a 16-pin SOIC (300mil) package.
主要规格
| Density | 256 Mbit (32 MB) |
| Organization | 32M x 8 bits |
| Interface | Standard/Dual/Quad/QPI SPI |
| Max Clock | 133 MHz (532 MHz quad equiv) |
| Address Mode | 3-byte (default) / 4-byte |
| 电源电压 | 2.7V – 3.6V |
| Sector / Block | 4KB / 32KB / 64KB |
| Endurance | 100,000 program/erase cycles |
| 包装 | SOIC-16 (300 mil) |
| Operating Temp | -40 to 85 C |
特点
- Standard, Dual, Quad, and QPI SPI modes
- 133 MHz clock (532 MHz quad equivalent)
- 4KB, 32KB, and 64KB erase options
- 3-byte and 4-byte address modes for full 256Mbit access
- Program suspend/resume with erase suspend/resume
- Security registers with OTP lock
- 100,000 program/erase cycles, 20-year retention
应用
- Firmware and code storage for embedded systems
- Large-capacity data logging
- Voice and audio storage
- LCD/LED display panel firmware
- Networking equipment boot code