Encyclopedia Entry: 93LC76BT-E/SN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial EEPROM Memory
• Characteristics: Small form factor, low power consumption, high reliability
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Data storage and retrieval in electronic devices
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on manufacturer

Specifications

• Memory Size: 8 kilobits (1 kilobyte)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93LC76BT-E/SN IC has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ └───┴───┘

1. Pin 1: Chip Select (CS) - Used to enable/disable the device for communication.
2. Pin 2: Serial Clock (SCK) - Provides the clock signal for data transfer.
3. Pin 3: Serial Data Input (SI) - Used to input data into the device.
4. Pin 4: Ground (GND) - Connected to the ground reference of the system.
5. Pin 5: Serial Data Output (SO) - Outputs the data from the device.
6. Pin 6: Write Protect (WP) - Used to protect the memory from accidental writes.
7. Pin 7: VCC - Power supply voltage input.
8. Pin 8: Not Connected (NC) - No electrical connection.

Functional Features

• Non-volatile memory: Retains data even when power is removed.
• Serial interface: Allows for easy integration with microcontrollers and other devices.
• Low power consumption: Ideal for battery-powered applications.
• High reliability: Designed to withstand harsh operating conditions.
• Write protection: Prevents accidental modification of stored data.

Advantages and Disadvantages

Advantages: - Compact size enables integration in space-constrained designs. - Wide operating voltage range allows compatibility with various systems. - High write endurance ensures longevity of the memory. - Data retention period of 200 years provides long-term storage capabilities.

Disadvantages: - Limited memory capacity may not be suitable for applications requiring larger storage. - Serial interface may have slower data transfer rates compared to parallel interfaces. - Lack of additional features such as built-in security or error correction codes.

Working Principles

The 93LC76BT-E/SN is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate transistor structure to store and retrieve digital information. The device communicates with external systems using the Serial Peripheral Interface (SPI) protocol, enabling efficient data transfer. When powered, the IC can read, write, and erase data in a non-volatile manner, making it suitable for applications that require persistent storage.

Detailed Application Field Plans

The 93LC76BT-E/SN finds application in various electronic devices and systems, including but not limited to: - Consumer electronics: Smartphones, tablets, digital cameras - Automotive: Engine control units, infotainment systems - Industrial automation: Programmable logic controllers, sensors - Medical devices: Patient monitoring systems, diagnostic equipment - Communication systems: Routers, modems, network switches

Detailed and Complete Alternative Models

• 93LC66B-I/SN: 4 kilobit (512 byte) version with similar specifications.
• 93LC1024-I/SN: 128 kilobit (16 kilobyte) version with higher memory capacity.
• 25AA040-I/SN: Alternative EEPROM IC with 4 kilobits (512 byte) memory size.

Note: The above alternative models are provided for reference and may have different pin configurations or additional features.

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Word Count: 420 words