M27C160-90B1

Product Overview

Category

The M27C160-90B1 belongs to the category of programmable read-only memory (PROM) chips.

Use

This chip is primarily used for storing data that needs to be permanently stored and cannot be modified. It is commonly employed in various electronic devices such as computers, microcontrollers, and consumer electronics.

Characteristics

• Non-volatile: The M27C160-90B1 retains its stored data even when power is turned off.
• High storage capacity: This chip has a storage capacity of 16 megabits (2 megabytes).
• Fast access time: With an access time of 90 nanoseconds, it provides quick retrieval of stored data.
• Low power consumption: The M27C160-90B1 operates efficiently with low power requirements.

Package

The M27C160-90B1 is available in a standard dual in-line package (DIP), which consists of 42 pins arranged in two parallel rows.

Essence

The essence of the M27C160-90B1 lies in its ability to store large amounts of data reliably and securely, while offering fast access times and low power consumption.

Packaging/Quantity

This chip is typically packaged individually or in reels, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer and supplier.

Specifications

• Storage Capacity: 16 Megabits (2 Megabytes)
• Access Time: 90 Nanoseconds
• Operating Voltage: 5 Volts
• Package Type: Dual In-Line Package (DIP)
• Pin Count: 42

Detailed Pin Configuration

The M27C160-90B1 features the following 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. /CE - Chip Enable Input
18. /OE - Output Enable Input
19. DQ0 - Data Output/Input
20. DQ1 - Data Output/Input
21. DQ2 - Data Output/Input
22. DQ3 - Data Output/Input
23. DQ4 - Data Output/Input
24. DQ5 - Data Output/Input
25. DQ6 - Data Output/Input
26. DQ7 - Data Output/Input
27. VPP - Programming Voltage Input
28. VCC - Power Supply
29. NC - No Connection
30. GND - Ground
31. /PGM - Program Mode Input
32. /VCC - Power Supply
33. A16 - Address Input
34. A17 - Address Input
35. A18 - Address Input
36. A19 - Address Input
37. A20 - Address Input
38. A21 - Address Input
39. A22 - Address Input
40. A23 - Address Input
41. A24 - Address Input
42. A25 - Address Input

Functional Features

• High-speed data access: The M27C160-90B1 allows for fast retrieval of stored data, enabling efficient operation of electronic devices.
• Non-volatile memory: The chip retains its stored data even when power is turned off, ensuring data integrity and reliability.
• Low power consumption: The M27C160-90B1 operates with low power requirements, making it suitable for battery-powered devices.
• Easy integration: This chip can be easily integrated into existing electronic systems due to its standard pin configuration and package.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Non-volatile memory
• Low power consumption
• Easy integration into existing systems

Disadvantages

• Data cannot be modified once programmed
• Limited flexibility compared to rewritable memory chips

Working Principles

The M27C160-90B1 utilizes a technology called floating-gate MOS (FGMOS) to store data. It consists of a grid of memory cells, each capable of storing a single bit of information. These cells are organized in rows and columns, forming an addressable matrix. When a specific address is accessed, the corresponding memory cell outputs its stored data.

Detailed Application Field Plans

The M27C160-90B1 finds applications in various fields, including:

1.