IDT71256SA15YI

Product Overview

• Category: Integrated Circuit (IC)
• Use: Memory chip
• Characteristics: High-speed, low-power, static random access memory (SRAM)
• Package: 28-pin Small Outline Integrated Circuit (SOIC)
• Essence: Provides fast and reliable data storage and retrieval capabilities
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel

Specifications

• Memory Size: 256 kilobits (32 kilobytes)
• Organization: 32,768 words x 8 bits
• Access Time: 15 nanoseconds
• Operating Voltage: 5 volts
• Standby Current: 10 microamps
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IDT71256SA15YI has a total of 28 pins. The pin configuration is as follows:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (+5V)
7. Ground (GND)

Functional Features

• High-speed operation allows for quick data access and transfer.
• Low-power consumption makes it suitable for battery-powered devices.
• Static design ensures data retention even when power is removed.
• Easy integration into various electronic systems due to its standard pinout.

Advantages

• Fast access time enables efficient data processing.
• Low standby current minimizes power consumption.
• Reliable data storage and retrieval capabilities.
• Compact package size allows for space-saving designs.

Disadvantages

• Limited memory size compared to newer memory technologies.
• Requires external components for proper operation.
• Relatively higher cost compared to other memory options.

Working Principles

The IDT71256SA15YI is a static random access memory (SRAM) chip. It stores data in a volatile manner, meaning the data is lost when power is removed. The chip uses a combination of transistors and capacitors to store and retrieve data quickly. The address inputs are used to select the specific memory location, while the data inputs/outputs handle the actual data transfer.

Detailed Application Field Plans

The IDT71256SA15YI is commonly used in various applications that require fast and reliable data storage and retrieval. Some of the typical application fields include:

1. Computer systems
2. Networking equipment
3. Communication devices
4. Industrial control systems
5. Automotive electronics

Alternative Models

For users seeking alternative options, the following SRAM chips can be considered:

1. IDT71257SA15YI: Similar to IDT71256SA15YI but with a larger memory size of 512 kilobits.
2. Cypress CY62256NLL-70SNXI: Offers the same memory size and speed as IDT71256SA15YI but in a different package.
3. Microchip Technology 23LC1024-I/SN: Provides a larger memory size of 1 megabit with similar characteristics.

These alternative models offer different specifications and packaging options, allowing users to choose the most suitable option for their specific requirements.

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