CY7C1470BV25-250AXC

Product Overview

Category

The CY7C1470BV25-250AXC belongs to the category of high-performance synchronous SRAM (Static Random Access Memory) chips.

Use

This product is primarily used in applications that require fast and reliable data storage and retrieval. It is commonly employed in various electronic devices such as computers, servers, networking equipment, and telecommunications systems.

Characteristics

• High Performance: The CY7C1470BV25-250AXC offers fast access times and high bandwidth, making it suitable for demanding applications.
• Large Capacity: With a capacity of 4 Megabits (512K x 8), this SRAM chip provides ample storage space for data.
• Low Power Consumption: It is designed to operate efficiently with low power requirements, making it suitable for battery-powered devices.
• Wide Temperature Range: The chip can function reliably across a wide temperature range, from -40°C to +85°C.
• RoHS Compliant: The product adheres to the Restriction of Hazardous Substances directive, ensuring environmental friendliness.

Package and Quantity

The CY7C1470BV25-250AXC is available in a compact 44-pin TSOP-II (Thin Small Outline Package) form factor. It is typically sold in reels containing multiple units, with each reel containing a specific quantity of chips.

Specifications

• Organization: 512K x 8 bits
• Voltage Supply: 2.5V
• Access Time: 10 ns
• Operating Current: 70 mA (typical)
• Standby Current: 10 μA (typical)
• Data Retention: 10 years (minimum)

Pin Configuration

The pin configuration of the CY7C1470BV25-250AXC is as follows:

1 A14 2 A12 3 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 VCC 12 OE# 13 WE# 14 I/O0 15 I/O1 16 I/O2 17 I/O3 18 I/O4 19 I/O5 20 I/O6 21 I/O7 22 GND 23 CE# 24 UB# 25 LB# 26 A8 27 A9 28 A11 29 A10 30 A13 31 NC 32 NC 33 NC 34 NC 35 NC 36 NC 37 NC 38 NC 39 NC 40 NC 41 NC 42 NC 43 NC 44 NC

Functional Features

• Asynchronous and Synchronous Operation: The CY7C1470BV25-250AXC supports both asynchronous and synchronous modes of operation, providing flexibility in different applications.
• Byte-Wide Data Access: It allows for byte-wide data access, enabling efficient handling of data in various scenarios.
• Automatic Power Down: The chip features an automatic power-down mode, reducing power consumption when not actively accessed.
• Write Protection: It provides write protection functionality to prevent accidental modification or corruption of stored data.

Advantages and Disadvantages

Advantages

• High performance and fast access times
• Large storage capacity
• Low power consumption
• Wide temperature range operation
• RoHS compliant, environmentally friendly

Disadvantages

• Limited pin configuration options
• Relatively higher cost compared to other memory technologies

Working Principles

The CY7C1470BV25-250AXC operates based on the principles of static random access memory. It utilizes flip-flops to store and retrieve data, providing fast access times compared to dynamic RAM (DRAM). The chip uses a combination of address lines and control signals to read from or write to specific memory locations. It can operate in asynchronous mode, where each access is initiated independently, or in synchronous mode, where data transfers are synchronized with an external clock signal.

Detailed Application Field Plans

The CY7C1470BV25-250AXC finds applications in various fields, including:

1. Computer Systems: Used as cache memory or main memory in high-performance computers and servers.
2. Networking Equipment: Employed for buffering and storing data packets in routers, switches, and network appliances.
3. Telecommunications Systems: Utilized for data storage and retrieval in telecom infrastructure equipment such as base stations and switches.
4. Industrial Automation: Applied in industrial control systems for storing critical data and program code.
5. Automotive Electronics: Used in automotive applications that require reliable and fast-access memory, such as engine control units and infotainment systems.

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