GD25B256DFIGR

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GD25B256DFIGR

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Thông số kỹ thuật

Brand GigaDevice
Product Type NOR Flash
Subcategory Memory & Data Storage
Series GD25B256D
Mounting Style SMD/SMT
Interface Type SPI
Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C
Supply Voltage - Min 2.7 V
Supply Voltage - Max 3.6 V
Memory Size 256 Mbit
Package / Case SOP-16
Maximum Clock Frequency 104 MHz
Organization 32 M x 8
Packaging Reel
Active Read Current - Max 25 mA
Factory Pack Quantity:Factory Pack Quantity 1000
Moisture Sensitive Yes
Data Bus Width 8 bit
Speed 104 MHz

Tổng quan

Description

The GD25B256DFIGR is a 256Mb (32MB) serial NOR flash memory chip manufactured by GigaDevice. It features a SPI (Serial Peripheral Interface) interface, allowing for high-speed data transfer and easy integration into various electronic systems. The device operates on a voltage range of 2.7V to 3.6V and supports a wide temperature range, making it suitable for industrial applications.
Key features include fast read speeds up to 104 MHz, support for dual and quad-SPI modes, and various memory organization options. It offers extensive erase and programming flexibility, including sector and chip erase, and is designed for applications such as firmware storage, data logging, and embedded systems.
The GD25B256DFIGR is ideal for applications requiring non-volatile memory, ensuring data retention even when power is off. Its compact design and efficiency make it a popular choice in consumer electronics, automotive, and IoT devices.

Features

The GD25B256DFIGR is a 256 Mb (32 MB) Serial NOR Flash memory chip from GigaDevice. Key features include:
1. Interface: Supports Serial Peripheral Interface (SPI) protocol, enabling simple integration with microcontrollers.
2. Speed: Offers high-speed read operations up to 104 MHz and supports Dual/Quad SPI modes for faster data transfer.
3. Density: 256 Mb capacity, suitable for various applications including firmware storage, data logging, and code execution.
4. Voltage Range: Operates at 2.7V to 3.6V, making it compatible with low-power devices.
5. Endurance: Supports a high program/erase cycle endurance of up to 100,000 cycles per sector.
6. Data Retention: Offers long data retention of up to 20 years.
7. Package Options: Available in various packages, including SOIC, WSON, and DFN for design flexibility.
8. Security Features: Supports hardware and software protection features to ensure data integrity.
These features make the GD25B256DFIGR suitable for a wide range of embedded applications.

Package

The GD25B256DFIGR is packaged in a 8-pin SOIC (Small Outline Integrated Circuit) package.

Pinout

The GD25B256DFIGR is a serial NOR Flash memory device with a total of 16 pins. Its primary functions include:
1. VCC (Pin 1): Power supply (typically 2.7V to 3.6V).
2. GND (Pin 2): Ground connection.
3. SCLK (Pin 3): Serial clock input for SPI communication.
4. CS (Chip Select, Pin 4): Active low signal to enable/disable the device.
5. SI (Serial Input, Pin 5): Data input pin for commands and data.
6. SO (Serial Output, Pin 6): Data output pin for read operations.
7. HOLD# (Pin 7): Hold pin to pause communication.
8. RESET# (Pin 8): Hardware reset pin to reset the device.
9. WP# (Write Protect, Pin 9): Write protection control.
The GD25B256DFIGR provides 256 Megabits (32 Megabytes) of storage, suitable for various applications including code storage and data logging in embedded systems.

Manufacturer

The GD25B256DFIGR is manufactured by Gigadevice Semiconductor, a company based in China. Gigadevice specializes in designing and producing flash memory products, including NOR flash, NAND flash, and DRAM. The company is known for its innovative memory solutions catering to various applications, such as consumer electronics, automotive, industrial, and communication devices. Founded in 2005, Gigadevice has established itself as a significant player in the semiconductor industry, focusing on high-performance and reliable memory products.

Application

The GD25B256DFIGR is a 256Mb (32MB) NOR Flash memory device commonly used in applications such as embedded systems, consumer electronics, automotive electronics, and industrial control. It serves for code storage, firmware updates, and data logging due to its fast read speeds, high endurance, and reliability. Typical uses include IoT devices, smart appliances, and communication equipment.

Equivalent

The GD25B256DFIGR is a 256Mb (32MB) NOR Flash memory chip. Equivalent products include the Winbond W25Q256JV, Micron MT25QL256ABA, and Cypress S25FL256S. These alternatives offer similar specifications, such as density, serial interface, and similar voltage ranges. Always verify compatibility based on your specific application requirements.

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