AT27C010-12PI

Product Overview

Category

AT27C010-12PI belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is commonly used for storing permanent data that needs to be retained even when power is turned off. It allows users to program and store data during manufacturing or in-field programming.

Characteristics

• Non-volatile: The stored data remains intact even without power supply.
• High storage capacity: The AT27C010-12PI has a storage capacity of 1 megabit (128 kilobytes).
• Fast access time: With an access time of 120 nanoseconds, it provides quick retrieval of data.
• Durable: The chip is designed to withstand multiple write and erase cycles.

Package

The AT27C010-12PI comes in a 32-pin plastic dual in-line package (PDIP).

Essence

The essence of this product lies in its ability to provide non-volatile storage for critical data, ensuring its retention even in the absence of power.

Packaging/Quantity

The AT27C010-12PI is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

• Storage Capacity: 1 Megabit (128 Kilobytes)
• Access Time: 120 Nanoseconds
• Supply Voltage: 5V ±10%
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PDIP

Detailed Pin Configuration

The AT27C010-12PI has a total of 32 pins, each serving a specific function. The pin configuration is as follows:

1. A14
2. A12
3. A7
4. A6
5. A5
6. A4
7. A3
8. A2
9. A1
10. A0
11. /OE (Output Enable)
12. /WE (Write Enable)
13. VPP (Programming Voltage)
14. NC (No Connection)
15. DQ0
16. DQ1
17. DQ2
18. DQ3
19. DQ4
20. DQ5
21. DQ6
22. DQ7
23. VCC (Power Supply)
24. GND (Ground)
25. A8
26. A9
27. A11
28. A10
29. CE (Chip Enable)
30. /PGM (Program Mode)
31. /BYTE (Byte Mode)
32. /ACC (Access Time Control)

Functional Features

• Easy programming: The AT27C010-12PI can be programmed using standard PROM programming equipment.
• High reliability: The stored data is resistant to accidental erasure or modification, ensuring data integrity.
• Low power consumption: The chip operates on low power, making it suitable for battery-powered devices.
• Compatibility: It is compatible with a wide range of microcontrollers and other digital systems.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Fast access time allows for quick retrieval of stored data.
• High storage capacity accommodates large amounts of information.
• Easy programming process using standard equipment.
• Reliable data integrity prevents accidental loss or modification.

Disadvantages

• Once programmed, the data cannot be modified or erased, limiting flexibility.
• Limited endurance: The chip has a finite number of write and erase cycles before it may become unreliable.

Working Principles

The AT27C010-12PI utilizes a technology called floating-gate MOSFET to store data. When programming, a high voltage is applied to the gate of the MOSFET, trapping electrons in the floating gate. These trapped charges represent the programmed data. During read operations, the presence or absence of charges is detected to determine the stored information.

Detailed Application Field Plans

The AT27C010-12PI finds applications in various fields, including:

1. Embedded Systems: Used for firmware storage in microcontrollers and other embedded devices.
2. Automotive Electronics: Employed for storing critical data in automotive systems such as engine control units (ECUs) and infotainment systems.
3. Industrial Control Systems: Utilized for program storage in industrial automation and control systems.
4. Medical Devices: Used for storing firmware and calibration data in medical equipment.
5. Consumer Electronics: Employed in devices like gaming consoles, set-top boxes, and digital cameras for firmware storage.

Detailed and Complete Alternative Models

1. AT27C020-15PU: 2 Megabit (256 Kilobytes) PROM chip with a slower access time of 150 nanoseconds.
2. AT27C040-90PU: 4 Megabit (512 Kilobytes) PROM chip with a faster access time of