CAT93C76VI-GT3

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial EEPROM Memory
• Characteristics: High-speed, low-power, small form factor
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Stores and retrieves digital information in electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 8 Kbits (1024 bytes)
• Interface: Serial I2C (Inter-Integrated Circuit) Bus
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 200 years (minimum)

Pin Configuration

The CAT93C76VI-GT3 IC has the following pin configuration:

┌───┬───┐ │ 1 │ 8 │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ 4 │ 5 │ └───┴───┘

Pin Description: 1. Chip Select (CS): Enables communication with the device. 2. Serial Clock (SCK): Provides timing for data transfer. 3. Ground (GND): Reference voltage for the IC. 4. Serial Data Input (SDI): Receives data from the microcontroller. 5. Serial Data Output (SDO): Transmits data to the microcontroller. 6. Write Protect (WP): Protects memory from accidental writes. 7. VCC: Power supply voltage. 8. No Connection (NC): Not connected.

Functional Features

• Non-volatile memory: Retains data even when power is removed.
• Serial interface: Allows easy integration with microcontrollers.
• High-speed operation: Enables fast read and write operations.
• Low-power consumption: Ideal for battery-powered devices.
• Write protection: Prevents accidental modification of stored data.
• Small form factor: Saves space in electronic designs.

Advantages and Disadvantages

Advantages: - Compact size and low power consumption make it suitable for portable devices. - High-speed operation allows for quick access to stored information. - Write protection feature ensures data integrity. - Wide operating voltage range provides flexibility in various applications.

Disadvantages: - Limited storage capacity compared to other memory options. - Requires an I2C bus interface, which may not be available in all systems. - Relatively higher cost per bit compared to larger memory chips.

Working Principles

The CAT93C76VI-GT3 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 memory cells can be electrically programmed and erased using specific voltage levels applied to the control pins.

During operation, the microcontroller communicates with the CAT93C76VI-GT3 through the I2C bus. The chip select pin enables the device, and the serial clock synchronizes the data transfer. The microcontroller can send commands and data to be written or read from the memory using the serial data input and output pins.

Detailed Application Field Plans

The CAT93C76VI-GT3 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 like mileage, vehicle settings, and security information.
3. Industrial Control Systems: Integrated into industrial control systems to store calibration data, device parameters, and production logs.
4. Medical Devices: Utilized in medical devices for storing patient data, device configurations, and firmware updates.
5. Internet of Things (IoT): Incorporated into IoT devices for storing sensor data, network configurations, and device identification.

Detailed and Complete Alternative Models

1. CAT93C46VI-GT3: 1 Kbit Serial EEPROM Memory, 8-pin SOIC package.
2. CAT93C86VI-GT3: 16 Kbit Serial EEPROM Memory, 8-pin SOIC package.
3. CAT93C57VI-GT3: 2 Kbit Serial EEPROM Memory, 8-pin SOIC package.
4. CAT93C17VI-GT3: 256-bit Serial EEPROM Memory, 8-pin SOIC package.
5. CAT93C66VI-GT3: 4 Kbit Serial EEPROM