AT27C256R-70TI

Product Overview

Category

AT27C256R-70TI belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High capacity: Can store up to 256 kilobits (32 kilobytes) of data.
• Fast access time: Operates at a speed of 70 nanoseconds.
• Low power consumption: Efficient energy usage.
• Durable: Can withstand harsh environmental conditions.

Package

AT27C256R-70TI is available in a compact package, designed to be easily integrated into electronic circuits.

Essence

The essence of this product lies in its ability to provide reliable and long-term storage of digital data.

Packaging/Quantity

AT27C256R-70TI is typically packaged in reels or tubes, with each package containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Access Time: 70 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Minimum 10 years

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. A8: Address Input
10. A9: Address Input
11. A10: Address Input
12. A11: Address Input
13. A12: Address Input
14. A13: Address Input
15. A14: Address Input
16. A15: Address Input
17. /OE: Output Enable
18. /CE: Chip Enable
19. /WE: Write Enable
20. VCC: Power Supply
21. D0: Data Input/Output
22. D1: Data Input/Output
23. D2: Data Input/Output
24. D3: Data Input/Output
25. D4: Data Input/Output
26. D5: Data Input/Output
27. D6: Data Input/Output
28. D7: Data Input/Output
29. NC: No Connection
30. GND: Ground

Functional Features

• Easy integration: Can be easily connected to microcontrollers and other digital systems.
• High-speed operation: Provides fast access to stored data.
• Low power consumption: Efficient energy usage, suitable for battery-powered devices.
• Reliable data retention: Ensures long-term storage of information without the need for power.

Advantages

• Non-volatile memory: Retains data even during power loss or system shutdown.
• High capacity: Offers ample storage space for various applications.
• Fast access time: Allows for quick retrieval of data.
• Durable: Can withstand challenging environmental conditions.
• Low power consumption: Energy-efficient operation.

Disadvantages

• Limited rewrite capability: Unlike some other memory technologies, AT27C256R-70TI has a finite number of write cycles.
• Relatively larger physical size: Compared to newer memory technologies, it may occupy more space on the circuit board.

Working Principles

AT27C256R-70TI utilizes a technology called Electrically Erasable Programmable Read-Only Memory (EEPROM). It stores data using floating-gate transistors that can be electrically programmed and erased. When data is written, charges are trapped in the floating gate, representing the stored information. The data can be read by applying appropriate voltages to the memory cells.

Detailed Application Field Plans

AT27C256R-70TI finds applications in various fields, including: 1. Embedded systems 2. Automotive electronics 3. Industrial control systems 4. Consumer electronics 5. Communication devices

Detailed and Complete Alternative Models

1. AT28C256-15PU: Similar capacity and functionality, operates at a slower speed.
2. AT29C256-12PC: Higher capacity variant, operates at a faster speed.
3. AM27C256-150DC: Compatible alternative from a different manufacturer.

These alternative models offer similar features and can be used as substitutes for AT27C256R-70TI depending on specific requirements.

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