Encyclopedia Entry: 71256L70TDB

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 71256L70TDB is a high-speed static random-access memory (SRAM) IC. It is commonly used in electronic devices that require fast and temporary data storage, such as computers, networking equipment, and communication systems.

Characteristics: - High-speed operation - Low power consumption - Large storage capacity - Reliable performance - Compact size

Package: The 71256L70TDB is typically available in a small outline integrated circuit (SOIC) package. This package provides protection to the IC and facilitates easy integration into various electronic circuits.

Essence: The essence of the 71256L70TDB lies in its ability to store and retrieve data quickly and efficiently, making it an essential component in modern electronic devices.

Packaging/Quantity: The 71256L70TDB is usually sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Memory Type: Static Random-Access Memory (SRAM)
• Organization: 32,768 words x 8 bits
• Access Time: 70 nanoseconds
• Supply Voltage: 5 volts
• Operating Temperature Range: -40°C to +85°C
• Pin Count: 28 pins

Detailed Pin Configuration

The 71256L70TDB has a total of 28 pins, each serving a specific function. Here is a detailed pin configuration:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (+5V)
7. Ground (GND)

Note: The remaining pins are not listed for brevity.

Functional Features

• High-speed data access and retrieval
• Non-volatile storage (data retention even without power)
• Easy integration into existing electronic circuits
• Low power consumption
• Compatibility with various microprocessors and controllers

Advantages and Disadvantages

Advantages: - Fast operation speed - Reliable performance - Large storage capacity - Low power consumption - Compact size

Disadvantages: - Relatively higher cost compared to other memory technologies - Limited storage capacity compared to newer memory technologies

Working Principles

The 71256L70TDB operates based on the principles of static random-access memory. It uses flip-flops to store each bit of data, which can be accessed and modified at high speeds. The IC maintains the stored data as long as power is supplied to it.

Detailed Application Field Plans

The 71256L70TDB finds applications in various fields, including: 1. Computer systems 2. Networking equipment 3. Communication systems 4. Industrial automation 5. Medical devices 6. Automotive electronics

Detailed and Complete Alternative Models

1. 71256L85TDB: Similar to 71256L70TDB but with an access time of 85 nanoseconds.
2. 71256L100TDB: Similar to 71256L70TDB but with an access time of 100 nanoseconds.
3. 71256L120TDB: Similar to 71256L70TDB but with an access time of 120 nanoseconds.
4. 71256L150TDB: Similar to 71256L70TDB but with an access time of 150 nanoseconds.

These alternative models offer different access times to cater to specific application requirements.

In conclusion, the 71256L70TDB is a high-speed static random-access memory IC that provides reliable and efficient data storage for various electronic devices. Its compact size, low power consumption, and compatibility make it a popular choice in the industry.