AT28HC64B-90TU-T

Product Overview

Category

AT28HC64B-90TU-T belongs to the category of non-volatile memory integrated circuits.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT28HC64B-90TU-T retains stored data even when power is removed.
• High capacity: This chip has a storage capacity of 64 kilobits (8 kilobytes).
• High-speed operation: It operates at a speed of 90 nanoseconds.
• Low power consumption: The AT28HC64B-90TU-T is designed to minimize power usage.
• Wide temperature range: It can operate reliably in temperatures ranging from -40°C to 85°C.

Package

The AT28HC64B-90TU-T is available in a surface mount package (TSSOP-28).

Essence

The essence of this product lies in its ability to provide reliable and high-capacity non-volatile memory storage for electronic devices.

Packaging/Quantity

The AT28HC64B-90TU-T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Capacity: 64 kilobits (8 kilobytes)
• Access Time: 90 nanoseconds
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Package Type: TSSOP-28

Detailed Pin Configuration

1. A14
2. A12
3. A7
4. A6
5. A5
6. A4
7. A3
8. A2
9. A1
10. A0
11. /WE
12. /OE
13. NC
14. VCC
15. A8
16. A9
17. A11
18. A10
19. I/O0
20. I/O1
21. I/O2
22. I/O3
23. I/O4
24. I/O5
25. I/O6
26. I/O7
27. GND
28. /CE

Functional Features

• Read and write operations: The AT28HC64B-90TU-T allows for both reading and writing of data.
• Non-volatile storage: Data stored in this chip is retained even when power is removed.
• High-speed operation: It operates at a speed of 90 nanoseconds, enabling fast data access.
• Low power consumption: The AT28HC64B-90TU-T is designed to minimize power usage, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• High capacity storage
• Non-volatile memory
• Wide temperature range operation
• Low power consumption

Disadvantages

• Relatively slower access time compared to some other memory chips
• Limited package options

Working Principles

The AT28HC64B-90TU-T utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within its memory cells. These charges can be selectively manipulated to represent binary data, allowing for both reading and writing operations.

Detailed Application Field Plans

The AT28HC64B-90TU-T finds applications in various electronic devices, including but not limited to: - Microcontrollers - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT28HC64B-90TU-T include: - AT28C64B-15PU: 64 kilobit EEPROM with a 150 nanosecond access time. - AT28HC256-12PC: 256 kilobit EEPROM with a 120 nanosecond access time. - AT28C16-15PI: 16 kilobit EEPROM with a 150 nanosecond access time.

These alternative models provide options with different storage capacities and access times, allowing for flexibility in design choices.

In conclusion, the AT28HC64B-90TU-T is a non-volatile memory integrated circuit that offers high-capacity storage, low power consumption, and wide temperature range operation. It finds applications in various electronic devices and has alternative models with different specifications to suit specific requirements.