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W25Q256JWBIQ
+Lista de MateriaisIC FLASH 256MBIT SPI 24TFBGA
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FabricanteWinbond Electronics
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Peça do Fabricante #W25Q256JWBIQ
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Em Estoque4269
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Especificações
| Atributo | Valor |
| Series | SpiFlash® |
| Part Status | Active |
| Base Product Number | W25Q256 |
| Digi Key Programmable | Not Verified |
| Memory Type | Non-Volatile |
| Memory Format | FLASH |
| Technology | FLASH - NOR |
| Memory Size | 256Mbit |
| Memory Organization | 32M x 8 |
| Memory Interface | SPI - Quad I/O |
| Clock Frequency | 133 MHz |
| Write Cycle Time - Word, Page | 5ms |
| Voltage - Supply | 1.7V ~ 1.95V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 24-TBGA |
| Supplier Device Package | 24-TFBGA (6x8) |
| Packaging | Tray |
| Access Time | 6 ns |
Visão Geral
Description
- Capacity: 256 Mbit (32 MB)
- Interface: SPI-compatible; dual/quad I/O modes available
- Organization: 256‑byte pages; erasable in 4 KB sectors and 64 KB blocks; chip erase
- Voltage: typically 2.7–3.6 V
- Performance: fast read; up to 104 MHz in SPI (higher in QPI)
- Endurance/Retention: ~100k program/erase cycles; ~20‑year data retention
- Protections: write enable/disable, status/protect registers, hardware write protection, sector/block protections
- Package/temperature: JWBIQ denotes a specific package and temperature range
Common uses: boot code storage and firmware updates. For exact timing, sizes, and protection options, consult the W25Q256JWBIQ datasheet.
Equivalent
- Micron N25Q256A (N25Q256A11E)
- Macronix MX25L25645G (MX25L25645GMI-10)
- GigaDevice GD25Q256C (GD25Q256CSIG)
- Spansion S25FL256S
- ISSI IS25LP256D
Note: check JEDEC ID, voltage (3.0–3.6V), timing, and features to ensure exact compatibility.
Features
- 256-Mbit (32 MB) serial Flash memory
- SPI interface with Standard SPI, Dual I/O, and Quad I/O modes
- 2.7–3.6 V operation
- Page program: 256-byte pages; 4 KB sectors; 32 KB and 64 KB blocks; chip erase
- Read speeds: high-speed/fast read up to 104 MHz (with dummy cycles)
- Power modes: Deep Power-Down mode with fast wake-up
- Write protection: WP# and software/hardware BP protection; WEL latch
- Endurance and data retention: ~100k program/erase cycles per sector; ≥20 years data retention
- Security/ID: Read ID, Unique ID, sector/block protection options
- Temperature: -40°C to +85°C (industrial)
- Packaging: 8-pin SOIC/SOP variants (RoHS-compliant)
Useful for code storage and execute-in-place in embedded systems.
Pinout
- Function: 256-Mbit serial flash memory with SPI interface (non-volatile storage for firmware/data). Pinout typically: Pin1 CS, Pin2 DO/MISO, Pin3 WP#, Pin4 GND, Pin5 DI/MOSI, Pin6 CLK, Pin7 VCC, Pin8 HOLD#.
Manufacturer
- What kind of company: A Taiwanese semiconductor company that designs and manufactures memory ICs (e.g., serial NOR/NAND flash and DRAM) for automotive, consumer electronics, and industrial markets worldwide.
Application
- Data logging and local file storage in embedded systems
- Firmware updates and bootloaders in consumer electronics
- Automotive ECUs/infotainment memory
- Networking equipment (routers, switches) firmware/config storage
- IoT/edge devices and wearables
- Industrial automation and robotics memory
- Secure storage for keys, certificates, and configuration data
Package
Frequently Asked Questions
Q: What is the maximum clock frequency for this W25Q256JWBIQ SPI Flash?
A: The device supports a maximum clock frequency of 133 MHz for high-speed read operations.
Q: What is the memory density and organization of this NOR Flash?
A: It offers 256Mbit (256Mb) of non-volatile memory, organized as 32M x 8 bits.
Q: What voltage supply range does this component require?
A: It operates on a 1.7V to 1.95V supply voltage, making it suitable for low-power designs.
Q: Is this part compatible with standard SPI or Quad I/O interfaces?
A: Yes, it supports both standard SPI and Quad I/O interfaces for flexible data throughput.
Q: What is the typical page or word write cycle time?
A: The typical write cycle time for a page or word is 5ms (max).
Q: What is the operating temperature range of this device?
A: It is rated for industrial operation from -40°C to +85°C (TA).
Q: What package options are available for this part?
A: It is supplied in a 24-TBGA package, with a supplier device package of 24-TFBGA (6x8mm).
