Encyclopedia Entry: 93LC76AT-I/ST

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: The 93LC76AT-I/ST is a non-volatile memory chip that can store and retrieve data even when the power is turned off.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

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 write cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93LC76AT-I/ST has a total of 8 pins: 1. Chip Select (CS) 2. Serial Clock (SCK) 3. Serial Data Input (SI) 4. Serial Data Output (SO) 5. Write Protect (WP) 6. VCC (Power Supply) 7. Ground (GND) 8. Hold (HOLD)

Functional Features

• Non-volatile memory: The 93LC76AT-I/ST retains stored data even when power is disconnected.
• Serial interface: It uses the SPI protocol for communication with other devices.
• High reliability: Designed to withstand harsh environmental conditions and provide long-term data retention.
• Low power consumption: Consumes minimal power during read and write operations.
• Write protection: Includes a write protect pin (WP) to prevent accidental modification of stored data.

Advantages and Disadvantages

Advantages: - Compact size allows for easy integration into various electronic devices. - High reliability ensures data integrity in critical applications. - Low power consumption extends battery life in portable devices.

Disadvantages: - Limited storage capacity compared to other memory technologies. - Slower write speeds compared to some alternative models.

Working Principles

The 93LC76AT-I/ST utilizes EEPROM (Electrically Erasable Programmable Read-Only Memory) technology. It stores data by trapping electric charges within its memory cells, which can be erased and reprogrammed using electrical signals. The serial interface enables the microcontroller or host device to communicate with the chip, allowing data to be read from or written to the memory.

Detailed Application Field Plans

The 93LC76AT-I/ST is commonly used in various electronic devices and systems, including: - Consumer electronics: Smartphones, tablets, digital cameras - Automotive: Engine control units, infotainment systems - Industrial automation: Programmable logic controllers, sensors, actuators - Medical devices: Patient monitoring systems, diagnostic equipment

Detailed and Complete Alternative Models

• 93LC66A-I/ST: 4 kilobits (512 bytes) memory size
• 93LC86A-I/ST: 16 kilobits (2 kilobytes) memory size
• 93LC1024-I/ST: 128 kilobits (16 kilobytes) memory size

Note: These alternative models offer different memory capacities to suit specific application requirements.

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