CAT28C64BG90

Product Overview

Category

CAT28C64BG90 belongs to the category of non-volatile memory devices.

Use

It is primarily used for data storage in electronic systems, such as microcontrollers and embedded systems.

Characteristics

• Non-volatile: Retains stored data even when power is turned off.
• High capacity: The CAT28C64BG90 has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: Operates at low power levels, making it suitable for battery-powered devices.
• Fast access time: Provides quick access to stored data.

Package

The CAT28C64BG90 is available in a standard 28-pin DIP (Dual Inline Package) format.

Essence

The essence of CAT28C64BG90 lies in its ability to store and retrieve data reliably, even in the absence of power.

Packaging/Quantity

This product is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Memory Capacity: 64 kilobits (8 kilobytes)
• Organization: 8K x 8 bits
• Supply Voltage: 2.7V - 5.5V
• Access Time: 90 nanoseconds
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The CAT28C64BG90 has a total of 28 pins, each serving a specific purpose. Here is a detailed pin configuration:

1. A0: Address Input
2. A1: Address Input
3. A2: Address Input
4. A3: Address Input
5. A4: Address Input
6. A5: Address Input
7. A6: Address Input
8. A7: Address Input
9. VSS: Ground
10. /WE: Write Enable Input
11. /OE: Output Enable Input
12. NC: No Connection
13. D0: Data Input/Output
14. D1: Data Input/Output
15. D2: Data Input/Output
16. D3: Data Input/Output
17. D4: Data Input/Output
18. D5: Data Input/Output
19. D6: Data Input/Output
20. D7: Data Input/Output
21. VCC: Supply Voltage
22. /CE: Chip Enable Input
23. NC: No Connection
24. NC: No Connection
25. NC: No Connection
26. NC: No Connection
27. NC: No Connection
28. NC: No Connection

Functional Features

• Random Access: Allows direct access to any memory location.
• Byte-Writable: Enables individual byte-level write operations.
• High-Speed Operation: Provides fast read and write access times.
• Low Power Consumption: Operates at low power levels, extending battery life in portable devices.
• Data Protection: Supports hardware and software data protection mechanisms.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for various applications.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life.
• Supports data protection mechanisms for enhanced security.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per kilobit compared to alternative models.
• Requires additional circuitry for proper interfacing with the system.

Working Principles

The CAT28C64BG90 utilizes a combination of electronic circuits and semiconductor technology to store and retrieve data. It employs a floating-gate transistor structure that allows for non-volatile storage. When data is written, charges are trapped in the floating gate, altering the transistor's behavior and preserving the stored information. During read operations, the stored charges are sensed to determine the logic state of each memory cell.

Detailed Application Field Plans

The CAT28C64BG90 finds applications in various electronic systems, including but not limited to: - Microcontrollers - Embedded systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

1. AT28C64B: Manufactured by Atmel Corporation, this alternative model offers similar specifications and functionality to the CAT28C64BG90.
2. M28C64: Produced by STMicroelectronics, the M28C64 is another viable alternative with comparable features.
3. 27C64: This model, manufactured by various companies, provides a cost-effective option for applications with lower performance requirements.

Please note that the above list is not exhaustive, and there may be other alternative models available in the market.

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