Encyclopedia Entry: 71256SA15TPGI

Product Information Overview

Category

The 71256SA15TPGI belongs to the category of integrated circuits (ICs).

Use

This product is primarily used in electronic devices for data storage and retrieval purposes.

Characteristics

• Integrated circuit type: Static Random Access Memory (SRAM)
• Operating voltage: 3.3V
• Organization: 256K x 1 bit
• Access time: 15ns
• Package type: Surface Mount Technology (SMT)
• Package dimensions: 8mm x 13mm
• Package material: Plastic
• Package quantity: Single unit

Specifications

• Memory capacity: 256 kilobits (32 kilobytes)
• Bit configuration: 1 bit per memory cell
• Data retention: Non-volatile
• Operating temperature range: -40°C to +85°C
• Pin count: 28 pins
• Pin pitch: 0.65mm

Detailed Pin Configuration

Pin Name | Description --- | --- A0-A17 | Address inputs DQ0-DQ7 | Data inputs/outputs WE | Write enable OE | Output enable CE | Chip enable Vcc | Power supply GND | Ground

Functional Features

• High-speed access: The 71256SA15TPGI offers a fast access time of 15ns, allowing for quick data retrieval.
• Low power consumption: This IC is designed to operate efficiently with a low power supply voltage of 3.3V.
• Easy integration: With its compact SMT package, the 71256SA15TPGI can be easily integrated into various electronic devices.
• Reliable data storage: The non-volatile nature of this SRAM ensures that stored data remains intact even when power is lost.

Advantages

• Fast access time enables efficient data retrieval.
• Low power consumption prolongs battery life in portable devices.
• Compact package allows for space-saving integration.
• Non-volatile data retention ensures reliable storage.

Disadvantages

• Limited memory capacity compared to other storage technologies.
• Relatively higher cost per bit compared to alternative memory solutions.

Working Principles

The 71256SA15TPGI operates based on the principles of static random access memory. It utilizes a combination of flip-flops and transistors to store and retrieve data. When the chip enable (CE) and output enable (OE) signals are active, the addressed memory location's content is read from or written to using the address inputs (A0-A17) and data inputs/outputs (DQ0-DQ7).

Detailed Application Field Plans

The 71256SA15TPGI finds applications in various electronic devices requiring fast and reliable data storage, such as: - Computer systems - Networking equipment - Communication devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

• 71256SA15YI: Similar specifications but with an extended operating temperature range (-55°C to +125°C).
• 71256SB15TPGI: Same specifications but with a different package type (through-hole instead of surface mount).

In conclusion, the 71256SA15TPGI is a high-speed, low-power SRAM IC that offers reliable data storage and retrieval capabilities. Its compact size and ease of integration make it suitable for various electronic applications. However, its limited memory capacity and relatively higher cost per bit should be considered when choosing alternative memory solutions.