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GD25LD40CEIGR

Name: GD25LD40CEIGR
Rating: 4.7 (12 reviews)

IC FLSH 4MBIT SPI/DUAL I/O 8USON

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規格

Part Status	Active
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 - Dual I/O
Clock Frequency	50 MHz
Write Cycle Time - Word, Page	97µs, 6ms
Voltage - Supply	1.65V ~ 2V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-XFDFN Exposed Pad
Supplier Device Package	8-USON (2x3)
Base Product Number	GD25LD40

概述

Description

The GD25LD40CEIGR is a 4Mb (512KB x 8) serial NOR flash memory chip produced by GigaDevice. It utilizes the SPI (Serial Peripheral Interface) communication protocol, making it suitable for various applications in consumer electronics, automotive, and industrial sectors. This flash memory operates at a voltage range of 2.7V to 3.6V and offers high-speed read capabilities, with clock frequencies up to 104 MHz, enabling fast data access and retrieval.
Key features of the GD25LD40CEIGR include its ability to support multiple modes of operation, such as Quad SPI, and its compatibility with various microcontrollers. The device is designed for low power consumption, making it ideal for battery-operated devices. It also includes features like sector erase, block erase, and page programming, facilitating efficient data management.
Overall, the GD25LD40CEIGR is a versatile and reliable choice for applications requiring non-volatile memory storage with a compact footprint and high performance.

Features

The GD25LD40CEIGR is a serial NOR flash memory chip manufactured by GigaDevice. Key features include:
1. Capacity: 4 Megabits (512 Kbytes), suitable for various embedded applications.
2. Interface: Supports SPI (Serial Peripheral Interface) with a maximum clock frequency of 104 MHz, facilitating fast data transfer.
3. Voltage Range: Operates within a supply voltage range of 2.7V to 3.6V, making it ideal for battery-powered devices.
4. Memory Organization: Offers a uniform 4K byte block architecture, enabling efficient data management.
5. Endurance: Provides a minimum of 100,000 program/erase cycles per block, ensuring reliability over time.
6. Data Retention: Guarantees data retention for up to 20 years at 85°C.
7. Low Power Consumption: Designed for low power operation in both active and standby modes, enhancing energy efficiency.
This chip is commonly used in applications such as consumer electronics, automotive systems, and IoT devices, where reliable non-volatile memory is essential.

Package

The GD25LD40CEIGR is packaged in a SOIC-8 (Small Outline Integrated Circuit) format. This package type features eight pins and is commonly used for surface-mount device applications.

Pinout

The GD25LD40CEIGR is a serial NOR Flash memory chip with a pin count of 8 pins. Its primary functions include data storage, reading, writing, and erasing operations. It operates using a SPI (Serial Peripheral Interface) communication protocol, providing an efficient means for microcontrollers and other host systems to access stored data.
Key pin functions include:
1. VCC: Power supply.
2. GND: Ground.
3. SCK: Serial Clock, used for clocking data in and out.
4. SI (Serial Input): Data input pin for sending commands and data to the chip.
5. SO (Serial Output): Data output pin for reading data from the chip.
6. CS (Chip Select): Activates the chip when low; enables communication.
7. HOLD: Pauses any operation when pulled low, allowing for external control.
8. WP (Write Protect): Used to protect the memory from write operations when enabled.
This configuration allows for flexible and efficient data handling in various applications.

Manufacturer

The GD25LD40CEIGR is manufactured by GigaDevice Semiconductor Inc., a company based in China. GigaDevice specializes in the design and production of semiconductor products, particularly memory chips such as Flash memory, NAND Flash, and EEPROM. They cater to various industries, including consumer electronics, automotive, and industrial applications. GigaDevice is known for its innovative memory solutions, providing a range of products that support high-performance computing and efficient data storage.

Application

The GD25LD40CEIGR is a NOR flash memory chip commonly used in embedded systems for applications such as firmware storage, boot code, and data logging. It is suitable for use in automotive electronics, industrial automation, consumer electronics, and IoT devices, providing reliable non-volatile memory for code execution and data retention. Its low power consumption and high-speed performance make it ideal for various electronic applications requiring efficient data storage and retrieval.

Equivalent

The GD25LD40CEIGR is a 4Mb (512KB x 8) serial NOR Flash memory chip. Equivalent products include:
1. Winbond W25Q40 - 4Mb SPI Flash
2. Micron MT25QL040 - 4Mb Serial NOR Flash
3. STMicroelectronics M25P40 - 4Mb SPI Flash
4. Adesto Technologies AT25DF041 - 4Mb Serial Flash
Always verify compatibility regarding voltage, pinout, and specific features for your application.