Encyclopedia Entry: 71V256SA12YGI

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 71V256SA12YGI is a high-speed, low-power, 256K x 8-bit CMOS Static Random Access Memory (SRAM) IC. It is designed for use in various electronic devices and systems that require fast and reliable data storage.

Characteristics: - High-speed operation - Low power consumption - Non-volatile data retention - Easy integration into existing circuitry - Wide operating voltage range - Small form factor

Package: The 71V256SA12YGI is available in a compact yet durable 32-pin plastic package, which ensures protection against external elements and facilitates easy installation onto printed circuit boards (PCBs).

Essence: This IC serves as a vital component in electronic devices by providing temporary data storage capabilities. It allows for quick access to stored information, enabling efficient processing and retrieval of data.

Packaging/Quantity: The 71V256SA12YGI is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Organization: 256K x 8 bits
• Supply Voltage: 3.3V ± 10%
• Access Time: 12 ns
• Standby Current: 5 mA (max)
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years (minimum)

Detailed Pin Configuration

The 71V256SA12YGI features a total of 32 pins, each serving a specific purpose. Here is a detailed pin configuration:

1. Vcc - Power supply voltage
2. A0-A17 - Address inputs
3. CE - Chip Enable
4. OE - Output Enable
5. WE - Write Enable
6. I/O0-I/O7 - Data input/output lines
7. GND - Ground

Functional Features

• High-speed operation allows for quick data access and retrieval.
• Low power consumption ensures energy efficiency in portable devices.
• Non-volatile data retention ensures that stored information is preserved even when the power supply is disconnected.
• Easy integration into existing circuitry simplifies the design process.
• Wide operating voltage range provides flexibility in various applications.
• Small form factor enables space-saving designs.

Advantages and Disadvantages

Advantages: - Fast access time enhances overall system performance. - Low power consumption prolongs battery life in portable devices. - Non-volatile data retention ensures data integrity during power cycles. - Easy integration reduces development time and cost. - Wide operating voltage range allows for compatibility with different systems. - Small form factor facilitates compact device designs.

Disadvantages: - Limited storage capacity compared to higher-density memory options. - Relatively higher cost per bit compared to larger memory ICs. - Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and maintenance.

Working Principles

The 71V256SA12YGI operates based on the principles of static random access memory (SRAM). It utilizes flip-flops to store and retrieve data. When powered, the IC maintains the stored information as long as the power supply remains stable. The address inputs are used to select specific memory locations, while the control signals (CE, OE, and WE) determine read or write operations.

Detailed Application Field Plans

The 71V256SA12YGI finds application in various electronic devices and systems, including but not limited to: - Personal computers - Networking equipment - Telecommunications devices - Consumer electronics - Industrial automation systems - Automotive electronics

Detailed and Complete Alternative Models

1. 71V256SA10Y - Similar to the 71V256SA12YGI, but with a faster access time of 10 ns.
2. 71V128SA12YGI - A lower-density variant with 128K x 8-bit organization.
3. 71V512SA12YGI - A higher-density variant with 512K x 8-bit organization.

These alternative models offer different specifications and may be suitable for specific application requirements.

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