CY62256L-70PC

Series:	MoBL®
Packaging:	Tube
Part Status:	Obsolete
Memory Type:	Volatile
Memory Format:	SRAM
Technology:	SRAM - Asynchronous
Memory Size:	256Kb (32K x 8)
Write Cycle Time - Word, Page:	70ns
Access Time:	70ns
Memory Interface:	Parallel
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Through Hole
Package / Case:	28-DIP (0.600", 15.24mm)
Supplier Device Package:	28-DIP
Base Part Number:	CY62256

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Memory: CY62256L-70PC application field and working principle

A CY62256L-70PC is an advanced, high speed CMOS SRAM designed for use in applications requiring high speed and low power dissipation. With an internally regulated supply voltage, the CY62256L-70PC provides very low standby power operation, which makes it ideal for battery powered applications. This device is organized as 256Kbit (32K × 8) with a multiplexed address and data bus, and is available in both 5V and 3.3V versions.Below is a detailed discussion on the application field and working principle of CY62256L-70PC memory.

Application Field

The CY62256L-70PC memory is primarily used in applications such as digital signal processing (DSPs), network switching, and high-performance embedded systems. The device is also used in various applications such as industrial automation and heavy equipment. In many of these applications, the memory is used for video image storage, video playback and data editing. In addition, the memory can be used for data storage, such as for storing program code for a system firmware. The memory is also used for sRAM caching in system architectures where high speed access and low power consumption are important factors for system performance. The device is often used in applications such as advanced communications, automotive, gaming, GPS, medical and industrial process control.

Working Principle

The CY62256L-70PC memory is an asynchronous, low power, non-volatile SRAM. It is organized as 256Kbit (32K × 8) with a multiplexed address and data bus, and is available in both 5V and 3.3V versions. The device operates using two-clocks, one dedicated to enabling and disabling write operations and the other dedicated to reading data. The device incorporates a dynamically controllable read and write enable pin which allows the user to control the access of data to the memory. In order to ensure data integrity, the CY62256L-70PC also includes an Output Enable (OE) and Chip Enable (CE) control signals for read and write operations. In addition, the device includes four pass gate latches, which allow the user to implement an active low Block Write control and four Byte Write control signals. The CY62256L-70PC is an ideal solution for high performance, low-power applications due to its low-power operation, high-speed read operations, and its small form factor. The device provides fast read and write access times and the ability to operate continuously for extended periods of time. In addition, its wide multiplexed data and address busses provide the flexibility to build large memory devices. Finally, the device provides a simple and efficient way to manage and store data.

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