23LCV1024-I/ST

Product Overview

• Category: Integrated Circuit
• Use: Memory Storage
• Characteristics: Low-power, Serial SRAM
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Non-volatile memory storage solution
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 1 Megabit (128K x 8 bits)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V to 5.5V
• Operating Temperature: -40°C to +85°C
• Data Retention: >100 years
• Write Endurance: 1 million cycles
• Standby Current: 1 µA (typical)
• Active Current: 3 mA (typical)

Detailed Pin Configuration

The 23LCV1024-I/ST has a total of 8 pins:

1. Chip Select (/CS) - Active low input used to enable/disable the device.
2. Serial Clock (SCK) - Input for synchronizing data transfer.
3. Serial Data Input (SI) - Input for shifting data into the device.
4. Serial Data Output (SO) - Output for shifting data out of the device.
5. Hold (/HOLD) - Input used to pause serial communication.
6. Write Protect (/WP) - Input used to protect the memory from write operations.
7. VCC - Power supply voltage.
8. Ground (GND) - Ground reference.

Functional Features

• Non-volatile memory: The 23LCV1024-I/ST retains data even when power is removed.
• Low-power operation: Consumes minimal power during standby and active modes.
• High-speed data transfer: Utilizes the SPI interface for fast and efficient communication.
• Write protection: Provides a write protect pin to prevent accidental data modification.
• Wide operating voltage range: Can operate from 2.7V to 5.5V, making it compatible with various systems.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even during power loss. - Low-power operation extends battery life in portable devices. - High-speed data transfer enables quick access to stored information. - Write protection feature prevents unauthorized data modification. - Wide operating voltage range allows compatibility with different systems.

Disadvantages: - Limited storage capacity compared to other memory solutions. - Relatively higher cost per unit compared to traditional RAM modules. - Requires an external microcontroller or host device for data manipulation.

Working Principles

The 23LCV1024-I/ST is based on Serial SRAM technology, which combines the benefits of non-volatile memory and random-access memory (RAM). It utilizes a serial interface (SPI) to communicate with a microcontroller or host device. The device stores data in its internal memory cells, which retain information even when power is removed. The SPI interface allows for high-speed data transfer between the device and the host, enabling efficient read and write operations.

Detailed Application Field Plans

The 23LCV1024-I/ST is commonly used in various applications that require non-volatile memory storage with low-power consumption. Some potential application fields include:

1. Internet of Things (IoT) devices: Used for storing sensor data, configuration settings, and firmware updates.
2. Automotive electronics: Employed in vehicle control units, infotainment systems, and instrument clusters for data storage.
3. Industrial automation: Utilized in programmable logic controllers (PLCs), HMI panels, and data loggers for storing critical information.
4. Consumer electronics: Integrated into smartwatches, fitness trackers, and portable devices for data storage and firmware updates.
5. Medical devices: Used in medical equipment for storing patient data, device settings, and event logs.

Detailed and Complete Alternative Models

1. 23LCV512-I/ST: A lower-capacity version with 512Kbits of memory.
2. 23LCV256-I/ST: Another variant with 256Kbits of memory.
3. 23LCV104-I/ST: A higher-capacity model with 4Mbits of memory.
4. 23LCV2048-I/ST: An alternative with double the capacity, offering 2Mbits of memory.

These alternative models provide different memory capacities to suit various application requirements.

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