Encyclopedia Entry: 71256SA20PZG

Product Overview

Category

The 71256SA20PZG belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Integrated circuit type: Static Random Access Memory (SRAM)
• Package type: 20-pin Small Outline Integrated Circuit (SOIC)
• Essence: High-speed, low-power memory solution
• Packaging/Quantity: Sold individually or in packs of 10

Specifications

• Memory capacity: 71256 bits (or 64 kilobits)
• Operating voltage: 3.3V
• Access time: 20 nanoseconds
• Data retention: Up to 10 years
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

1. Vcc (Power supply)
2. GND (Ground)
3. A0-A14 (Address inputs)
4. CE (Chip Enable)
5. OE (Output Enable)
6. WE (Write Enable)
7. I/O0-I/O7 (Data input/output)
8. NC (No Connection)

Functional Features

• High-speed access: The 71256SA20PZG offers fast data retrieval and storage capabilities, making it suitable for applications requiring quick data access.
• Low power consumption: This IC is designed to operate efficiently with minimal power consumption, making it ideal for battery-powered devices.
• Easy integration: The compact package and standardized pin configuration allow for easy integration into various electronic systems.

Advantages and Disadvantages

Advantages

• Fast access time ensures efficient data processing.
• Low power consumption prolongs battery life.
• Compact package enables space-saving designs.
• Suitable for a wide range of applications.

Disadvantages

• Limited memory capacity compared to newer ICs.
• Not suitable for applications requiring large-scale data storage.

Working Principles

The 71256SA20PZG is based on static random access memory technology. It stores and retrieves data using a combination of flip-flops and logic gates. When the chip enable (CE) signal is active, the address inputs (A0-A14) determine the location in memory where data is read from or written to. The output enable (OE) and write enable (WE) signals control the flow of data between the IC and the external system.

Detailed Application Field Plans

The 71256SA20PZG can be used in various electronic devices and systems, including but not limited to: - Microcontrollers - Embedded systems - Communication equipment - Industrial automation - Medical devices

Alternative Models

For those seeking alternative options, the following models provide similar functionality: 1. 71256SA25PZG: Offers a faster access time of 25 nanoseconds. 2. 71256SB20PZG: Provides a higher memory capacity of 128 kilobits. 3. 71256SC20PZG: Designed for extended temperature range (-40°C to +125°C).

These alternatives cater to specific requirements and offer flexibility in choosing the most suitable IC for a particular application.

In conclusion, the 71256SA20PZG is a high-speed, low-power SRAM IC that offers efficient data storage and retrieval capabilities. Its compact package and standardized pin configuration make it easy to integrate into various electronic systems. While it may have limitations in terms of memory capacity, it remains a reliable choice for applications requiring fast and low-power memory solutions.