NM27C128N120

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: High-density, Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Package: 32-pin DIP (Dual In-line Package)
• Essence: Stores data even when power is turned off
• Packaging/Quantity: Available in tubes or trays, quantity varies based on supplier

Specifications

• Memory Size: 128 kilobits (16 kilobytes)
• Organization: 16,384 words x 8 bits
• Supply Voltage: 4.5V to 5.5V
• Access Time: 120 nanoseconds
• Operating Temperature: -40°C to +85°C
• Data Retention: 10 years minimum
• Endurance: 1,000,000 erase/write cycles

Detailed Pin Configuration

The NM27C128N120 has a total of 32 pins. The pin configuration is as follows:

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

Functional Features

• High-density memory storage
• Electrically erasable and programmable
• Non-volatile data retention
• Fast access time
• Low power consumption

Advantages and Disadvantages

Advantages

• High storage capacity
• Easy to erase and reprogram
• Reliable data retention
• Suitable for a wide range of applications
• Low power consumption

Disadvantages

• Limited endurance (1,000,000 erase/write cycles)
• Relatively slower access time compared to some alternatives

Working Principles

The NM27C128N120 is based on EEPROM technology. It utilizes a grid of floating-gate transistors to store data. The stored information can be electrically erased and reprogrammed as needed. When the device is powered off, the data remains intact, making it non-volatile.

Detailed Application Field Plans

The NM27C128N120 is commonly used in various electronic devices that require non-volatile memory storage. Some potential application fields include:

1. Consumer Electronics: Used in digital cameras, MP3 players, and gaming consoles for storing firmware, configuration settings, and user data.
2. Automotive: Employed in car audio systems, engine control units (ECUs), and instrument clusters for storing critical data and software.
3. Industrial Automation: Utilized in programmable logic controllers (PLCs), human-machine interfaces (HMIs), and data loggers for storing program code and logged data.
4. Medical Devices: Integrated into medical equipment like patient monitors, infusion pumps, and diagnostic devices for storing patient data and device configurations.

Detailed and Complete Alternative Models

1. AT28C64B-15PU: 64 kilobit EEPROM with an access time of 150 nanoseconds.
2. M27C256B-12F1: 256 kilobit EPROM with an access time of 120 nanoseconds.
3. SST39SF010A-70-4C-PHE: 1 megabit Flash memory with an access time of 70 nanoseconds.

These alternative models offer different memory capacities and access times, providing flexibility based on specific application requirements.

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