Encyclopedia Entry: 25AA160CT-I/MS

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial EEPROM Memory
• Characteristics: High-density, low-power, small form factor
• Package: MSOP (Mini Small Outline Package)
• Essence: Reliable and durable non-volatile memory solution
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel

Specifications

• Memory Size: 16 Kbits (2 Kbytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 Million cycles
• Data Retention: 200 Years
• Clock Frequency: Up to 10 MHz

Detailed Pin Configuration

The 25AA160CT-I/MS IC has a total of 8 pins: 1. Chip Select (/CS) - Active low input for device selection 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. Write Protect (/WP) - Input for write protection 6. Hold (/HOLD) - Input for pausing serial communication 7. VCC - Power supply voltage 8. Ground (GND) - Ground reference

Functional Features

• Sequential Read Operation: Allows reading multiple bytes of data in a single continuous operation.
• Page Write Buffer: Supports up to 32 bytes of data to be written at once, reducing overhead.
• Software Protection: Provides software write protection to prevent accidental modification of stored data.
• Self-Timed Erase and Write Cycles: Simplifies programming by automatically managing erase and write cycles.

Advantages

• High-density memory in a compact package, suitable for space-constrained applications.
• Low power consumption, ideal for battery-powered devices.
• Wide operating voltage range allows compatibility with various systems.
• Reliable and durable non-volatile memory solution with long data retention.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to volatile memory alternatives.
• Requires an external microcontroller or host device for communication.

Working Principles

The 25AA160CT-I/MS is based on EEPROM (Electrically Erasable Programmable Read-Only Memory) technology. It utilizes a floating gate transistor structure to store and retrieve digital information. The memory cells can be electrically erased and reprogrammed, allowing non-volatile data storage.

Detailed Application Field Plans

The 25AA160CT-I/MS IC finds applications in various fields, including: 1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio/video equipment for configuration and firmware storage. 2. Automotive: Employed in automotive electronics for storing calibration data, vehicle settings, and event logs. 3. Industrial Automation: Utilized in industrial control systems for parameter storage, device identification, and data logging. 4. Medical Devices: Integrated into medical equipment for storing patient data, device settings, and firmware updates.

Detailed Alternative Models

1. 25LC160C-I/SN: Similar specifications and functionality, available in SOIC (Small Outline Integrated Circuit) package.
2. AT25080AN-10SU-2.7: Comparable EEPROM IC with higher density (8 Kbytes), operates at 2.7V, available in SOP (Small Outline Package).

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