CY7C026AV-25AXC

Product Overview

Category

The CY7C026AV-25AXC belongs to the category of integrated circuits (ICs), specifically a synchronous dual-port static random access memory (SDP SRAM) chip.

Use

This IC is primarily used in applications that require high-speed and reliable data storage and retrieval. It provides simultaneous access to two independent ports, making it suitable for multi-processor systems, networking equipment, and other data-intensive applications.

Characteristics

• Synchronous operation: The CY7C026AV-25AXC operates synchronously with an external clock signal, ensuring precise timing and efficient data transfer.
• Dual-port architecture: It features two separate ports, allowing for concurrent read and write operations from different sources.
• High-speed performance: With a maximum operating frequency of 25 MHz, this chip offers fast data access and transfer rates.
• Low power consumption: The CY7C026AV-25AXC is designed to minimize power usage, making it suitable for battery-powered devices.
• Wide temperature range: It can operate reliably across a wide temperature range, from -40°C to 85°C.
• Small package size: This IC comes in a compact package, enabling space-efficient integration into various electronic systems.

Package and Quantity

The CY7C026AV-25AXC is available in a surface-mount 48-pin thin quad flat pack (TQFP) package. Each package contains one unit of the IC.

Specifications

• Supply voltage: 3.3V
• Operating frequency: Up to 25 MHz
• Access time: 10 ns
• Organization: 256K x 16 bits
• Operating temperature range: -40°C to 85°C
• Package type: TQFP-48

Pin Configuration

The pin configuration of the CY7C026AV-25AXC is as follows:

+-------------------+ A0 |1 48| Vcc A1 |2 47| A15 A2 |3 46| A14 A3 |4 45| A13 A4 |5 44| A12 A5 |6 43| A11 A6 |7 42| A10 A7 |8 41| A9 A8 |9 40| A8 A9 |10 39| A7 A10 |11 38| A6 A11 |12 37| A5 A12 |13 36| A4 A13 |14 35| A3 A14 |15 34| A2 A15 |16 33| A1 DQ0 |17 32| DQ15 DQ1 |18 31| DQ14 DQ2 |19 30| DQ13 DQ3 |20 29| DQ12 DQ4 |21 28| DQ11 DQ5 |22 27| DQ10 DQ6 |23 26| DQ9 DQ7 |24 25| DQ8 +-------------------+

Functional Features

The CY7C026AV-25AXC offers the following functional features:

• Simultaneous dual-port access: The chip allows independent read and write operations to occur simultaneously on its two ports, enabling efficient data transfer between different sources.
• Byte write capability: It supports byte-level write operations, providing flexibility in storing and modifying data.
• Automatic power-down: The IC includes a power-down mode that reduces power consumption when the device is not actively used, extending battery life in portable applications.
• Built-in error detection and correction: It incorporates error checking and correction (ECC) functionality to ensure data integrity and reliability.

Advantages and Disadvantages

Advantages

• High-speed operation enables fast data access and transfer rates.
• Dual-port architecture allows for concurrent read and write operations from different sources.
• Low power consumption makes it suitable for battery-powered devices.
• Wide temperature range ensures reliable operation in various environments.
• Compact package size facilitates space-efficient integration into electronic systems.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per unit compared to some alternative memory solutions.
• Requires external clock signal for synchronous operation.

Working Principles

The CY7C026AV-25AXC operates based on static random access memory (SRAM) technology. It stores data in a