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W25Q256JVEAQ

Name: W25Q256JVEAQ
Rating: 4.7 (12 reviews)

IC FLASH

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製造商。部分 #W25Q256JVEAQ
包 8-WDFNExposedPad
資料表
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規格

Package	Tube
Series	SpiFlash®
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	FLASH
Technology	FLASH - NOR
MemorySize	256Mb (32M x 8)
MemoryInterface	SPI - Quad I/O
ClockFrequency	133 MHz
WriteCycleTime-WordPage	3ms
AccessTime	6 ns
Voltage-Supply	2.7V ~ 3.6V
OperatingTemperature	-40°C ~ 105°C (TA)
MountingType	Surface Mount
Package/Case	8-WDFN Exposed Pad

概述

Description

The W25Q256JVEAQ is a high-performance serial NOR flash memory chip manufactured by Winbond. It features a 256 Mbit (32 MB) storage capacity and utilizes a Quad SPI interface, allowing for high-speed data transfer rates of up to 104 MHz. This memory is particularly suited for applications requiring rapid read and write operations, such as embedded systems, consumer electronics, and automotive devices.
The W25Q256JVEAQ supports various features, including Dual and Quad I/O modes, an advanced security mechanism with a four-level protection feature, and a power-saving Deep Power Down mode. It operates on a wide voltage range of 2.7V to 3.6V, making it versatile for different applications.
Key features also include fast page programming, sector/block erase capabilities, and an easy-to-use command set. Due to its robustness and reliability, the W25Q256JVEAQ is widely used in firmware storage, data logging, and code execution in various electronic devices.

Features

The W25Q256JVEAQ is a 256Mb (32MB) serial NOR Flash memory from Winbond. Key features include:
1. Memory Architecture: It integrates a single power supply, making it suitable for a wide range of applications.
2. Interface: Supports Quad SPI (QSPI), SPI, and Dual I/O interfaces, allowing high-speed data transfer up to 104 MHz.
3. Density: 256Mb capacity, with memory organization in 64K sectors and 4K sub-sectors for flexible data management.
4. Endurance: Offers endurance of up to 100,000 program/erase cycles per sector.
5. Data Retention: Ensures data retention of up to 20 years at 85°C.
6. Low Power Consumption: Features low active and standby current, optimizing battery life in portable devices.
7. Security: Incorporates features like hardware write protection and a unique ID for improved data security.
8. Packages: Available in various compact packages, including 8-pin SOIC and WSON.
These features make the W25Q256JVEAQ ideal for applications such as embedded systems, consumer electronics, and automotive.

Package

The W25Q256JVEAQ is packaged in a SOIC-8 (Small Outline Integrated Circuit) form factor, which features an 8-pin configuration. It is commonly used in applications requiring serial NOR flash memory for data storage.

Pinout

The W25Q256JVEAQ is a 256Mb (32MB) serial NOR flash memory chip from Winbond. It features a total of 8 pins. The pin functions are as follows:
1. CS# (Chip Select): Active low chip select for device selection.
2. SO (Serial Out): Data output for reading from the memory.
3. SI (Serial In): Data input for writing to the memory.
4. SCK (Serial Clock): Clock input for synchronizing data transfer.
5. WP# (Write Protect): Active low pin to protect memory against accidental write/erase.
6. HOLD# (Hold): Active low pin to pause data transmission.
7. VCC: Power supply pin.
8. GND: Ground pin.
This memory supports various interfaces including standard SPI, Dual, and Quad SPI modes for flexible connectivity and performance.

Manufacturer

The W25Q256JVEAQ is manufactured by Winbond Electronics Corporation. Winbond is a Taiwanese semiconductor company that specializes in memory solutions, including NOR Flash memory, DRAM, and specialty memory products. Founded in 1987, Winbond is known for its innovative memory products utilized in various applications such as consumer electronics, automotive, industrial, and communications. The W25Q256JVEAQ is a high-density NOR Flash memory device, widely used for data storage in embedded systems and various electronic devices. Winbond focuses on developing advanced memory technologies and fostering partnerships with other technology firms, making it a key player in the semiconductor industry.

Application

The W25Q256JVEAQ is a 256Mb (32MB) serial NOR flash memory used in various applications, including consumer electronics, automotive systems, industrial automation, and IoT devices. It is ideal for firmware storage, code execution, and data logging due to its fast read/write speeds and low power consumption. Its features support a wide range of applications, including smart home devices, wearables, and embedded systems requiring reliable non-volatile storage.

Equivalent

The W25Q256JVEAQ is a 256Mb NOR flash memory chip. Equivalent products include the Micron MT25QL256ABA, Winbond W25Q256JV, and the Adesto Technologies AT25DF256D. Always verify pin compatibility and electrical characteristics when considering alternatives.