NM27C240V120

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: High-density, Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Package: 40-pin DIP (Dual In-line Package)
• Essence: Stores data even when power is turned off
• Packaging/Quantity: Typically sold in tubes of 25 units

Specifications

• Memory Capacity: 2 Megabits (256 Kilobytes)
• Organization: 32K x 8 bits
• Supply Voltage: 4.5V to 5.5V
• Access Time: 120 nanoseconds
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years

Detailed Pin Configuration

1. A16
2. A15
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VSS (Ground)
13. Q7
14. Q6
15. Q5
16. Q4
17. Q3
18. Q2
19. Q1
20. Q0
21. CE (Chip Enable)
22. OE (Output Enable)
23. WE (Write Enable)
24. VCC (+5V Power)
25. NC (No Connection)
26. I/O0
27. I/O1
28. I/O2
29. I/O3
30. I/O4
31. I/O5
32. I/O6
33. I/O7
34. A8
35. A9
36. A11
37. A10
38. A14
39. A13
40. NC (No Connection)

Functional Features

• Electrically erasable and programmable memory
• Non-volatile storage of data
• High-density memory capacity
• Fast access time
• Wide operating temperature range

Advantages and Disadvantages

Advantages: - Retains data even when power is turned off - Can be electrically erased and reprogrammed - Suitable for applications requiring non-volatile memory

Disadvantages: - Relatively slower access time compared to other memory types - Limited data retention period of 10 years

Working Principles

NM27C240V120 is an electrically erasable programmable read-only memory (EEPROM) integrated circuit. It stores data using a grid of memory cells that can be electrically programmed and erased. The memory cells are organized in a 32K x 8-bit configuration, allowing for high-density data storage. The chip is powered by a +5V supply voltage and supports various control signals such as Chip Enable (CE), Output Enable (OE), and Write Enable (WE) to facilitate data access and manipulation.

Detailed Application Field Plans

The NM27C240V120 is commonly used in various electronic devices and systems that require non-volatile memory storage. Some typical application fields include: 1. Embedded Systems: Used to store firmware, configuration data, and calibration parameters. 2. Automotive Electronics: Employed for storing critical data like engine control unit (ECU) firmware and vehicle settings. 3. Industrial Control Systems: Utilized for storing program code, system parameters, and historical data. 4. Consumer Electronics: Integrated into devices like set-top boxes, gaming consoles, and smart appliances for data storage purposes.

Detailed and Complete Alternative Models

1. NM27C256Q
2. NM27C512N
3. NM27C1024V
4. NM27C4096V

These alternative models offer different memory capacities and pin configurations, allowing for flexibility in choosing the appropriate non-volatile memory solution based on specific application requirements.

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