W25Q256JWEIN

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W25Q256JWEIN

IC FLASH 256MBIT SPI/QUAD 8WSON

  • Manufacturer
  • Mfr. Part #W25Q256JWEIN
  • Package
  • Datasheet
  • In Stock16016

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Specifications

Series SpiFlash®
Part Status Active
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR (SLC)
Memory Size 256Mbit
Memory Organization 32M x 8
Memory Interface SPI - Quad I/O, QPI
Clock Frequency 133 MHz
Write Cycle Time - Word, Page 5ms
Access Time 6 ns
Voltage - Supply 1.7V ~ 1.95V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-WDFN Exposed Pad
Supplier Device Package 8-WSON (8x6)
Base Product Number W25Q256

Overview

Description

The W25Q256JWEIN is a high-performance serial NOR flash memory chip manufactured by Winbond. It features a 256 Mb (32 MB) storage capacity and utilizes the SPI (Serial Peripheral Interface) protocol for communication, making it suitable for a wide range of applications, including consumer electronics, automotive, and industrial devices.
Key characteristics include a voltage range of 2.7V to 3.6V, a maximum clock frequency of 104 MHz, and a robust data retention capability of up to 100 years with a write/erase cycle endurance of 100,000 cycles. The chip supports multiple commands, including fast read, page program, and sector erase, and offers features like Quad SPI for enhanced data transfer rates.
With its compact packaging, the W25Q256JWEIN is designed for ease of integration into modern electronic systems, providing reliable and efficient non-volatile memory solutions. It is widely used in applications requiring firmware storage, configuration settings, and data logging.

Features

The W25Q256JWEIN is a serial NOR Flash memory chip from Winbond, offering 256 Mbit (32 MB) of storage. Key features include:
1. Interface: It supports SPI (Serial Peripheral Interface) with quad-SPI (QSPI) for high-speed data transfer.
2. Speed: The chip can operate at clock speeds up to 104 MHz in QSPI mode, providing fast read speeds.
3. Organization: It is organized as 32,768 pages of 256 bytes each, with a sector size of 4 KB.
4. Endurance: The device offers a high endurance of up to 100,000 program/erase cycles per sector.
5. Data Retention: It guarantees data retention of 20 years at 85°C.
6. Security: The chip includes features like a unique ID, block protection, and OTP (One-Time Programmable) areas.
7. Power Supply: It operates from a 2.7V to 3.6V power supply, with low power consumption modes.
Overall, the W25Q256JWEIN is suitable for a variety of applications, including embedded systems, consumer electronics, and IoT devices.

Package

The W25Q256JWEIN is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package. It features a surface-mount design, making it suitable for various electronic applications where space efficiency is important.

Pinout

The W25Q256JWEIN is a 256 Megabit (32 Megabyte) Serial Flash memory chip from Winbond. It features a total of 8 pins, which are used for various functions as follows:
1. CS# (Chip Select): Active low signal to select the chip.
2. SO (Serial Output): Data output pin for reading data.
3. SI (Serial Input): Data input pin for writing data.
4. SCK (Serial Clock): Clock input for synchronous data transfer.
5. WP# (Write Protect): Active low signal for write protection.
6. HOLD# (Hold): Active low signal to pause data transmission.
7. VCC: Power supply pin (typically 2.7V - 3.6V).
8. GND: Ground pin.
This configuration supports standard SPI (Serial Peripheral Interface) communication, allowing for high-speed data transfer and efficient control of the memory chip.

Manufacturer

The W25Q256JWEIN is manufactured by Winbond Electronics Corporation. Winbond is a Taiwanese semiconductor company that specializes in the design, development, and manufacturing of memory products, including NOR Flash, DRAM, and other integrated circuits. Founded in 1987, Winbond has established itself as a prominent player in the memory market, providing solutions for various applications, including consumer electronics, automotive, and industrial sectors. The company focuses on high-quality, cost-effective memory chips and has a reputation for innovation in the semiconductor industry.

Application

The W25Q256JWEIN is a serial NOR flash memory chip used in various applications, including embedded systems, consumer electronics, automotive electronics, industrial automation, and IoT devices. Its high capacity (256 Mb) and fast access speeds make it suitable for firmware storage, code execution, data logging, and configuration storage in devices like routers, smart appliances, and wearable technology.

Equivalent

The W25Q256JWEIN is a 256Mb serial NOR flash memory chip. Equivalent products include:
1. Micron MT25QL256ABA
2. Winbond W25Q256FV
3. Adesto Technologies AT25DF256D
4. Cypress S25FL256S
These alternatives may have similar specifications and functionalities, but it's essential to verify compatibility with specific applications.

Shipping

Shipping MethodsWe

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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3. Wire Transfer

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