24LC512-I/ST14G

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)

Characteristics: - Low power consumption - High-speed operation - Wide voltage range - Extended temperature range - Small form factor

Package: ST14G package

Essence: The 24LC512-I/ST14G is a 512 kilobit (64 kilobyte) EEPROM IC that provides non-volatile storage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Memory Size: 512 kilobits (64 kilobytes)
• Interface: I2C (2-wire serial interface)
• Operating Voltage Range: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Time: 5 ms (typical)
• Data Retention: 200 years (typical)

Pin Configuration

The 24LC512-I/ST14G has a total of 8 pins, which are assigned as follows:

1. A0: Address Input Bit 0
2. A1: Address Input Bit 1
3. A2: Address Input Bit 2
4. VSS: Ground
5. SDA: Serial Data Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Byte and Page Write Modes: Allows individual byte or page (up to 64 bytes) write operations.
• Sequential Read Mode: Enables sequential read operations without the need for readdressing.
• Software Write Protection: Provides write protection for the entire memory array or selected portions.
• Hardware Write Protection: Allows write protection using the WP pin.
• Self-timed Erase/Write Cycle: Simplifies programming and operation.

Advantages

• High storage capacity for its compact size
• Low power consumption, suitable for battery-powered devices
• Wide operating voltage range allows compatibility with various systems
• Extended temperature range enables usage in harsh environments
• Fast write time enhances overall system performance

Disadvantages

• Limited storage capacity compared to higher-capacity EEPROMs
• Requires an I2C interface for communication
• Relatively higher cost per kilobyte compared to other memory technologies

Working Principles

The 24LC512-I/ST14G utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electric charges within a floating gate structure. The stored data can be read, erased, and written electronically, making it non-volatile and capable of retaining information even when power is removed.

Detailed Application Field Plans

The 24LC512-I/ST14G 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 audio/video equipment for storing configuration settings, user preferences, and firmware updates.
2. Automotive: Employed in automotive electronics for storing critical data such as mileage, error codes, and calibration values.
3. Industrial Control Systems: Utilized in industrial automation systems for storing parameters, program code, and historical data.
4. Medical Devices: Integrated into medical equipment for storing patient data, device configurations, and software updates.

Detailed and Complete Alternative Models

1. 24LC256: A lower-capacity version with 256 kilobits (32 kilobytes) of memory.
2. 24LC1025: A higher-capacity version with 1024 kilobits (128 kilobytes) of memory.
3. 24LC1026: Similar to the 24LC1025 but with an extended temperature range.

These alternative models provide options for different storage requirements and operating conditions.

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