AT27C516-85JC

Product Overview

Category

AT27C516-85JC belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is primarily used for storing data that needs to be permanently stored and cannot be modified or erased. It is commonly used in applications where non-volatile memory is required, such as in embedded systems, microcontrollers, and other electronic devices.

Characteristics

• Non-volatile: The data stored in AT27C516-85JC remains intact even when power is turned off.
• High storage capacity: This chip has a storage capacity of 512 kilobits (64 kilobytes).
• Fast access time: With an access time of 85 nanoseconds, it provides quick retrieval of stored data.
• Low power consumption: AT27C516-85JC operates on low power, making it suitable for battery-powered devices.
• Durable: The chip is designed to withstand multiple read operations without degradation.

Package

AT27C516-85JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package. This package offers good thermal performance and ease of handling during assembly.

Essence

The essence of AT27C516-85JC lies in its ability to provide reliable and non-volatile storage of data in electronic devices.

Packaging/Quantity

This product is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 512 kilobits (64 kilobytes)
• Access Time: 85 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PLCC

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. VPP
13. OE#
14. CE#
15. WE#
16. I/O0
17. I/O1
18. I/O2
19. I/O3
20. I/O4
21. I/O5
22. I/O6
23. I/O7
24. GND
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. VCC

Functional Features

• Easy integration: AT27C516-85JC can be easily integrated into existing electronic systems due to its standard pin configuration and compatibility with common microcontrollers.
• High-speed operation: The chip offers fast access time, enabling quick retrieval of stored data.
• Non-volatile storage: The data stored in AT27C516-85JC remains intact even when power is turned off, ensuring reliable and permanent storage.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity.
• High storage capacity for various applications.
• Fast access time allows for quick data retrieval.
• Low power consumption makes it suitable for battery-powered devices.
• Durable design withstands multiple read operations.

Disadvantages

• Data cannot be modified or erased once programmed.
• Limited storage capacity compared to other memory technologies.
• Requires external programming equipment for initial data programming.

Working Principles

AT27C516-85JC operates based on the principle of electrically programmable read-only memory (EPROM). The data is programmed onto the chip during the manufacturing process using specialized programming equipment. Once programmed, the data remains permanently stored and can only be read.

Detailed Application Field Plans

AT27C516-85JC finds applications in various fields, including: 1. Embedded systems: Used for firmware storage in microcontrollers and other embedded devices. 2. Automotive electronics: Stores critical data for engine control units (ECUs) and other automotive systems. 3. Industrial automation: Provides non-volatile memory for storing configuration data in industrial control systems. 4. Consumer electronics: Used in devices like gaming consoles, set-top boxes, and digital cameras for firmware storage.

Detailed and Complete Alternative Models

1. AT27C010-70PU: 1 megabit (128 kilobytes) PROM chip with an access time of 70 nanoseconds.
2. AT27LV010A-12JC: 1 megabit low-voltage PROM chip with an access time of 120 nanoseconds.
3. AT28C64B-15PU: 64 kilobit (8 kilobytes) EEPROM chip with an access time of 150 nanoseconds.

These alternative models offer different storage capacities, access times, and memory technologies to suit specific application requirements.

In conclusion, AT27C516-