Encyclopedia Entry: 71256SA15PZG

Product Overview

Category

The 71256SA15PZG 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)
• Storage capacity: 71256 bits
• Operating voltage: 5V
• Speed: 15 nanoseconds (ns)
• Package type: Plastic Zip Grid (PZG)
• Packaging/Quantity: This product is typically packaged in trays or tubes, with a quantity of 25 units per package.

Specifications

• Organization: 32K x 8 bits
• Data retention: More than 10 years
• Operating temperature range: -40°C to +85°C
• Pin count: 28 pins
• Pin pitch: 0.6mm

Detailed Pin Configuration

1. Vcc (Power supply)
2. A0-A14 (Address inputs)
3. DQ0-DQ7 (Data inputs/outputs)
4. /CE (Chip enable)
5. /OE (Output enable)
6. /WE (Write enable)
7. /UB (Upper byte control)
8. /LB (Lower byte control)
9. /BYTE (Byte control)
10. /RST (Reset)

Functional Features

• High-speed access: The 71256SA15PZG offers fast data access with a speed of 15ns.
• Low power consumption: This IC is designed to operate efficiently with low power requirements.
• Easy integration: The compact size and standardized pin configuration allow for easy integration into various electronic systems.
• Reliable data retention: The SRAM technology ensures reliable data storage even during power loss or interruptions.

Advantages

• Fast access time enables quick data retrieval and processing.
• Low power consumption prolongs battery life in portable devices.
• Compact size and standardized pin configuration facilitate easy integration into electronic systems.
• Reliable data retention ensures data integrity.

Disadvantages

• Limited storage capacity compared to other memory technologies like Dynamic RAM (DRAM).
• Higher cost per bit compared to larger capacity memory chips.

Working Principles

The 71256SA15PZG is based on Static Random Access Memory (SRAM) technology. It stores data using flip-flop circuits, which retain information as long as power is supplied. The chip's address inputs allow for specific data locations to be accessed, while the control signals (/CE, /OE, /WE) manage read and write operations.

Detailed Application Field Plans

The 71256SA15PZG finds applications in various electronic devices requiring fast and reliable data storage. Some common application fields include: 1. Computer systems: Used as cache memory or for storing critical system data. 2. Communication devices: Employed for buffering and temporary data storage in routers, switches, and modems. 3. Industrial automation: Utilized in control systems, PLCs, and robotics for data storage and processing. 4. Consumer electronics: Integrated into gaming consoles, digital cameras, and smart appliances for efficient data handling.

Detailed and Complete Alternative Models

1. 71256SA15YIG: Similar specifications but with a different package type (Plastic Small Outline Integrated Circuit - SOIC).
2. 71256SB20PZG: Higher speed variant with a speed of 20ns but same package type (Plastic Zip Grid - PZG).
3. 71256SC10DIP: Lower power consumption version with a speed of 10ns and a different package type (Dual Inline Package - DIP).

In conclusion, the 71256SA15PZG is a high-speed, low-power SRAM IC with a storage capacity of 71256 bits. Its compact size, standardized pin configuration, and reliable data retention make it suitable for various applications in computer systems, communication devices, industrial automation, and consumer electronics.

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