IDT7164LS20Y

Product Overview

• Category: Integrated Circuit (IC)
• Use: Memory chip
• Characteristics: Low-power, high-speed, static RAM
• Package: 28-pin DIP (Dual Inline Package)
• Essence: Non-volatile storage device
• Packaging/Quantity: Available in tubes or trays, quantity varies based on customer requirements

Specifications

• Capacity: 64 kilobits (8 kilobytes)
• Organization: 8,192 words x 8 bits
• Access Time: 20 nanoseconds
• Operating Voltage: 5V
• Standby Current: 100 microamps (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IDT7164LS20Y has a total of 28 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. VCC
11. I/O0
12. I/O1
13. I/O2
14. I/O3
15. I/O4
16. I/O5
17. I/O6
18. I/O7
19. CE2
20. CE1
21. OE
22. WE
23. GND
24. NC
25. A8
26. A9
27. A11
28. A10

Functional Features

• High-speed operation allows for quick data access and retrieval.
• Low-power consumption makes it suitable for battery-powered devices.
• Static RAM technology ensures data retention even without power supply.
• Easy integration into existing circuit designs due to standard pin configuration.
• Reliable performance with minimal noise interference.

Advantages and Disadvantages

Advantages: - Fast access time enables efficient data processing. - Low power consumption prolongs battery life in portable devices. - Non-volatile storage ensures data retention during power interruptions. - Standard pin configuration facilitates easy integration into various systems.

Disadvantages: - Limited capacity compared to modern memory chips. - Relatively higher cost per kilobit compared to larger capacity alternatives. - Not suitable for applications requiring large amounts of data storage.

Working Principles

The IDT7164LS20Y is a static RAM chip that stores data using flip-flop circuits. It operates by storing binary information in the form of electrical charges within these flip-flops. The stored data can be accessed and modified through the input/output pins of the chip. The chip requires a stable power supply to retain the stored data, and it utilizes control signals such as CE (Chip Enable), OE (Output Enable), and WE (Write Enable) to manage data read and write operations.

Detailed Application Field Plans

The IDT7164LS20Y is commonly used in various electronic devices and systems, including:

1. Microcontrollers: Provides temporary storage for program instructions and data.
2. Embedded Systems: Used as cache memory for faster data access.
3. Communication Equipment: Stores routing tables and buffers for efficient data transmission.
4. Industrial Control Systems: Facilitates real-time data processing and control functions.
5. Medical Devices: Enables data buffering and storage in medical equipment.
6. Automotive Electronics: Supports data storage requirements in automotive systems.

Detailed and Complete Alternative Models

1. IDT71256SA25Y: 256 kilobit (32 kilobytes) static RAM chip with an access time of 25 nanoseconds.
2. IDT62256L-15P: 256 kilobit (32 kilobytes) low-power static RAM chip with an access time of 15 nanoseconds.
3. IDT7130LA55J: 1 megabit (128 kilobytes) static RAM chip with an access time of 55 nanoseconds.
4. IDT7142SA35J: 2 megabit (256 kilobytes) static RAM chip with an access time of 35 nanoseconds.

These alternative models offer different capacities and access times to suit various memory requirements in electronic systems.

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