GD25LQ16CWIGR

Product Overview

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

Specifications

• Memory Size: 16 Megabits (2 Megabytes)
• 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 4s per sector

Detailed Pin Configuration

The GD25LQ16CWIGR IC has a total of 8 pins arranged as follows:

1. CS (Chip Select): Active low input used to enable the device.
2. SO (Serial Data Output): Outputs data serially during read operations.
3. WP (Write Protect): Active low input used to protect the memory from write operations.
4. GND (Ground): Ground reference for the IC.
5. SI (Serial Data Input): Inputs data serially during write operations.
6. SCLK (Serial Clock): Provides the clock signal for data transfer.
7. HOLD: Active low input used to pause ongoing operations.
8. VCC (Power Supply): Positive power supply for the IC.

Functional Features

• High-speed data transfer with SPI interface.
• Low power consumption, suitable for battery-powered devices.
• Wide operating temperature range for various environments.
• Reliable data retention for long-term storage.
• Efficient programming and erasing times for quick operations.
• Write protection feature to prevent accidental data modification.

Advantages and Disadvantages

Advantages: - High-speed data transfer enables fast read/write operations. - Low power consumption prolongs battery life in portable devices. - Wide operating temperature range allows usage in extreme conditions. - Reliable data retention ensures long-term storage without loss. - Efficient programming and erasing times reduce overall operation time.

Disadvantages: - Limited memory size compared to larger capacity flash memories. - Requires an external microcontroller or host device for communication.

Working Principles

The GD25LQ16CWIGR is a serial flash memory IC that utilizes the Serial Peripheral Interface (SPI) for communication. It stores digital information in non-volatile memory cells, which retain data even when power is removed. The SPI interface allows for high-speed data transfer between the IC and an external microcontroller or host device. The IC can be programmed and erased sector-wise, providing flexibility in data management.

Detailed Application Field Plans

The GD25LQ16CWIGR IC finds applications in various electronic devices, including but not limited to:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and gaming consoles for firmware storage and updates.
2. Automotive Systems: Employed in car infotainment systems, instrument clusters, and navigation units for data storage and retrieval.
3. Industrial Control: Utilized in industrial automation equipment, PLCs, and robotics for program storage and configuration data.
4. Medical Devices: Integrated into medical equipment for storing patient data, firmware, and diagnostic information.
5. IoT Devices: Incorporated in smart home devices, wearables, and sensors for data logging and firmware storage.

Detailed and Complete Alternative Models

1. GD25Q16C: Similar to GD25LQ16CWIGR, but with different package options (SOIC8, WSON8).
2. MX25L1606E: Comparable 16 Megabit SPI flash memory IC from another manufacturer.
3. AT25SF161: Alternative IC with the same memory size and SPI interface.

(Note: The above alternative models are provided for reference and may have slight differences in specifications and pin configuration.)

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