GD25D80CKIGR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: High-speed, Low-power, Serial Flash Memory
• Package: SOP8 (Small Outline Package 8 pins)
• Essence: Stores and retrieves digital information in electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 8 Megabits (1 Megabyte)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature: -40°C to +85°C
• Data Retention: More than 20 years
• Programming Time: Less than 5ms per byte
• Erase Time: Less than 50ms per sector

Pin Configuration

The GD25D80CKIGR has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ ├───┼───┤ │ 2 │ 7 │ ├───┼───┤ │ 3 │ 6 │ ├───┼───┤ │ 4 │ 5 │ └───┴───┘

1. Chip Select (/CS): Enables communication with the IC.
2. Serial Clock (SCLK): Provides timing for data transfer.
3. Serial Data Input (SI): Transfers data from the microcontroller to the IC.
4. Ground (GND): Common reference voltage.
5. Serial Data Output (SO): Transfers data from the IC to the microcontroller.
6. Write Protect (/WP): Protects the memory from accidental writes.
7. Hold (HOLD): Pauses ongoing operations.
8. Power Supply (VCC): Operating voltage for the IC.

Functional Features

• High-speed data transfer using SPI interface.
• Low power consumption for energy-efficient operation.
• Non-volatile memory retains data even when power is disconnected.
• Sector-based erasing and byte-level programming capabilities.
• Write protection feature prevents accidental modification of stored data.
• Hold pin allows pausing ongoing operations without losing data.

Advantages and Disadvantages

Advantages: - Fast data transfer speed. - Low power consumption. - Reliable non-volatile memory. - Flexible sector-based erasing and byte-level programming. - Write protection feature enhances data security.

Disadvantages: - Limited storage capacity compared to higher-density flash memories. - Requires external microcontroller for communication and control.

Working Principles

The GD25D80CKIGR operates based on the Serial Peripheral Interface (SPI) protocol. It uses a combination of clock signal, data input, and data output lines to communicate with a microcontroller. The IC stores digital information in non-volatile memory cells, which retain data even when power is disconnected. The SPI interface enables high-speed data transfer between the microcontroller and the IC, allowing efficient read and write operations.

Detailed Application Field Plans

The GD25D80CKIGR is widely used in various electronic devices that require non-volatile memory storage. Some common application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and gaming consoles for firmware storage and system configuration.
2. Automotive: Utilized in car infotainment systems, instrument clusters, and navigation devices for storing maps, software updates, and user preferences.
3. Industrial Automation: Integrated into programmable logic controllers (PLCs), industrial sensors, and control systems for data logging and configuration storage.
4. Internet of Things (IoT): Incorporated into IoT devices such as smart meters, home automation systems, and wearable devices for data storage and firmware updates.

Detailed and Complete Alternative Models

1. GD25Q80C: Similar to GD25D80CKIGR but with Quad SPI interface for faster data transfer.
2. W25Q80BV: Offers the same memory size and SPI interface, suitable for applications requiring lower power consumption.
3. MX25L8006E: Provides a larger memory size of 16 Megabits (2 Megabytes) with similar characteristics and package type.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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