W25Q40EWSNIG

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W25Q40EWSNIG

IC FLASH 4MBIT SPI/QUAD 8SOIC

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Especificaciones

Series SpiFlash®
Part Status Active
Base Product Number W25Q40
DigiKey Programmable Not Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR
Memory Size 4Mbit
Memory Organization 512K x 8
Memory Interface SPI - Quad I/O, QPI
Clock Frequency 104 MHz
Write Cycle Time - Word, Page 800µs
Voltage - Supply 1.65V ~ 1.95V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Packaging Tube

Descripción general

Description

The W25Q40EWSNIG is a serial NOR Flash memory chip from Winbond, designed for embedded systems requiring high-density, non-volatile memory. It has a capacity of 4 Megabits (512 Kbytes) and features a 3V supply voltage.
Key features include:
1. SPI Interface: The chip supports a Serial Peripheral Interface, which allows for fast data transfer.
2. High Performance: It offers quick read speeds of up to 104 MHz and fast program/erase cycles.
3. Erase Capability: The device supports sector and chip erase functions, enhancing flexibility in memory management.
4. Low Power Consumption: It is optimized for low power usage, making it suitable for battery-operated devices.
5. Endurance and Reliability: The W25Q40EWSNIG boasts a high number of program/erase cycles, ensuring durability over time.
Overall, the W25Q40EWSNIG is ideal for applications in consumer electronics, automotive, and industrial devices where reliable, high-speed flash memory is essential.

Features

The W25Q40EWSNIG is a 4 Mbit (512 KB) Serial Flash memory chip from Winbond. It features a SPI (Serial Peripheral Interface) protocol for high-speed data transfer, supporting clock speeds up to 104 MHz. Key attributes include:
1. Density: 4 Mbit (512 KB) memory capacity.
2. Voltage Range: Operates at 2.7V to 3.6V, suitable for low-power applications.
3. Data Read Speed: Fast read speeds up to 104 MHz in dual and quad SPI modes.
4. Programming: Supports page programming (up to 256 bytes) and sector erase.
5. Endurance: Typically, 100,000 program/erase cycles per sector.
6. Data Retention: Retains data for over 20 years.
7. Package Types: Available in different packages, including SOIC and WSON.
8. Applications: Commonly used in consumer electronics, automotive applications, IoT devices, and for firmware storage.
These features make the W25Q40EWSNIG suitable for diverse applications requiring reliable and efficient non-volatile storage.

Package

The W25Q40EWSNIG is a NOR Flash memory chip packaged in a SOIC-8 (Small Outline Integrated Circuit) form factor, specifically with an 8-pin configuration. This package type is designed for surface mounting on PCBs.

Pinout

The W25Q40EWSNIG is a 4 Mb (512 K x 8) Serial NOR Flash memory chip from Winbond. It typically comes in a 16-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count: 16 pins
Function:
1. CS (Chip Select): Activates the chip.
2. SO (Serial Output): Data output pin.
3. WP (Write Protect): Protects memory from being written to.
4. SCK (Serial Clock): Clock input for synchronous data transmission.
5. SI (Serial Input): Data input pin.
6. HOLD: Pauses communication without resetting the chip.
7. VCC: Power supply pin.
8. GND: Ground pin.
The W25Q40EWSNIG supports various serial interfaces, including SPI, and is widely used in applications that require non-volatile storage, such as firmware updates, configuration storage, and data logging.

Manufacturer

The W25Q40EWSNIG is manufactured by Winbond Electronics Corporation. Winbond is a Taiwanese semiconductor company that specializes in the design, development, and production of memory solutions, including NOR Flash, DRAM, and specialty DRAM products. The company is known for its focus on high-performance memory products used in various applications such as consumer electronics, industrial devices, and automotive systems. Winbond serves a diverse range of markets, including mobile, computing, and embedded systems, and is recognized for its innovation in memory technologies.

Application

The W25Q40EWSNIG is a 4Mb serial NOR Flash memory primarily used in applications such as embedded systems, consumer electronics, and automotive devices. It serves for code storage, firmware updates, and data logging in devices like IoT sensors, smart appliances, and industrial equipment. Its fast read speeds and endurance make it suitable for applications requiring reliable non-volatile memory.

Equivalent

The W25Q40EWSNIG is a 4Mb SPI Flash memory chip. Equivalent products include the Micron MT25QL040A, Winbond W25Q40JV, and the Adesto Technologies AT25DF041. These alternatives offer similar specifications such as density, pin configuration, and SPI interface compatibility. Always check the datasheet for detailed specifications to ensure compatibility for your application.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

Payment Methods

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Actualmente, solo aceptamos los siguientes métodos de pago:

1. de PayPal

2. Tarjeta de crédito/débito

3. Transferencia bancaria

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