CY7C09359AV-9AXC

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Base Part Number:	CY7C09359
Supplier Device Package:	100-TQFP (14x14)
Package / Case:	100-LQFP
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Voltage - Supply:	3 V ~ 3.6 V
Memory Interface:	Parallel
Access Time:	9ns
Series:	--
Clock Frequency:	67MHz
Memory Size:	144Kb (8K x 18)
Technology:	SRAM - Dual Port, Synchronous
Memory Format:	SRAM
Memory Type:	Volatile
Part Status:	Obsolete
Packaging:	Tray

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IntroductionMemory is one of the fundamental components of any computing device, from desktop computers to internet-connected embedded systems. Applications, whether for consumer or industrial purposes, rely heavily on the ability to store, read and manipulate data, so understanding memory and its different types is an important consideration for system design. This article will give an overview of the CY7C09359AV-9AXC, a FPGA SRAM with ultra-high speed of up to 200MHz, exploring its application fields, architecture and working principles. Application FieldsCY7C09359AV-9AXC is an advanced memory solution designed specifically for critical automotive, medical and aerospace applications. Its current-mode logic ensures fast access times of 45ns, while the overall performance makes it ideal for applications ranging from automotive automotive ECUs and medical processors to servers, controllers and safety. It is also suitable for embedded systems where low voltage, high speed and low power are all important.ArchitectureThe CY7C09359AV-9AXC is based on a standard FPGA SRAM structure, with a single-ported, 32-bit wide memory. The device features a 9-bit to 8-bit configuration, allowing for flexible storage options. It includes two programmable address ports, five output ports for for external memory usage, and two individual buses for interfacing with external memory. Additionally, on-chip phase-lock loops (PLLs) allow for frequency adjustment solutions, enabling higher clock timing while maintaining the same performance levels. Working principlesThe memory works on a principle whereby the voltage applied to its cell determines its state of operation. This creates a logic switch that can drive data through the memory at very fast speeds. In operation, the cell receives its voltage either through direct current (DC) or via an AC signal. The latter uses a sine wave that moves through a frequency range, allowing for faster access times for memory. This AC frequency increases up to 200 MHz. The cells are interconnected in a linear fashion to form a RAM architecture, and data is transferred from port to port according to the given addresses. Data is loaded into the cells in the following manner: static-LOAD instruction places a byte of data into the cell, while static-STORE instruction retrieves a byte. ConclusionThe CY7C09359AV-9AXC is a high-performance FPGA SRAM designed for automotive, medical and aerospace applications where low voltage, high speed and low power are critical considerations. Its 200MHz clock timing, 9-bit to 8-bit configuration and on-chip PLLs make it an ideal option for memory intensive systems. Its current-mode logic ensures fast access times of 45ns, enabling systems to complete tasks more quickly and efficiently than ever before.

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