Encyclopedia Entry: 71256S35DB

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 71256S35DB is a high-speed static random access memory (SRAM) chip used for data storage and retrieval in electronic devices.

Characteristics: - High-speed operation - Low power consumption - Non-volatile memory - Large storage capacity - Reliable performance

Package: The 71256S35DB is typically available in a dual in-line package (DIP) or a small outline integrated circuit (SOIC) package.

Essence: This IC serves as a vital component in various electronic systems, enabling efficient data storage and quick access.

Packaging/Quantity: The 71256S35DB is commonly sold in reels or trays, with quantities varying based on customer requirements.

Specifications

• Memory Type: Static Random Access Memory (SRAM)
• Organization: 256K x 8 bits
• Operating Voltage: 3.3V
• Access Time: 35 nanoseconds
• Data Retention: More than 10 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 71256S35DB features a standard pin configuration with the following pins:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A17)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (Vcc)
7. Ground (GND)

Functional Features

• High-speed operation allows for rapid data access.
• Low power consumption ensures energy efficiency.
• Non-volatile memory retains data even when power is disconnected.
• Large storage capacity accommodates extensive data requirements.
• Reliable performance guarantees consistent data integrity.

Advantages and Disadvantages

Advantages: - Fast access time enhances overall system performance. - Low power consumption prolongs battery life in portable devices. - Non-volatile memory eliminates the need for constant data backup. - Large storage capacity caters to diverse application needs. - Reliable performance ensures data integrity and system stability.

Disadvantages: - Relatively higher cost compared to other memory technologies. - Limited compatibility with certain older systems or interfaces. - Susceptible to electromagnetic interference (EMI) due to high-speed operation.

Working Principles

The 71256S35DB operates based on static random access memory technology. It stores data using flip-flops, which retain information as long as power is supplied. The chip utilizes address inputs to select specific memory locations and read/write operations to retrieve or modify stored data.

Detailed Application Field Plans

The 71256S35DB finds applications in various electronic devices and systems, including: 1. Personal computers 2. Servers 3. Networking equipment 4. Communication devices 5. Industrial control systems 6. Automotive electronics 7. Medical instruments 8. Consumer electronics

Detailed and Complete Alternative Models

1. 71256S35DC
2. 71256S35DD
3. 71256S35DE
4. 71256S35DF
5. 71256S35DG

These alternative models offer similar specifications and functionality to the 71256S35DB, providing flexibility for different design requirements.

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