CAT24C64C4CTR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Not For New Designs
Memory Type:	Non-Volatile
Memory Format:	EEPROM
Technology:	EEPROM
Memory Size:	64Kb (8K x 8)
Clock Frequency:	1MHz
Write Cycle Time - Word, Page:	5ms
Access Time:	400ns
Memory Interface:	I²C
Voltage - Supply:	1.7 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	4-XFBGA, WLCSP
Supplier Device Package:	4-WLCSP (0.76x0.76)

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Introduction

CAT24C64C4CTR (CAT) is a 256 kb memory integrated circuit (IC) manufactured by Carlo Gavazzi Automation. It is a 4-bit-wide Solution Code Memory (SCM) with a parallel read and write function and a write-protection capability. CAT is targeted towards real-time embedded systems and is used for applications such as control systems and automotive power management systems. This article will discuss the application fields, working principles, and features of CAT.

Application Fields

CAT is used in a variety of industrial and automotive applications. In industrial and commercial applications, CAT is used to store solution codes, control parameters, and memory settings. It is also commonly used in a wide range of consumer products such as washing machines, microwave ovens, digital cameras, and audio/video equipment.In automotive applications, CAT is used to manage power on/off operations and control settings for engines, suspensions, and transmissions. It is also used for communication with microcontrollers, to detect faults in ECUs and sensors, and to store code configurations.

Working Principle

CAT uses static RAM (SRAM) to store data. The memory array is organized into four 8Kb segments, each of which can accommodate 8,192 bits of data. The 128Kb of data is divided into four segments, each containing 32Kb of data. The first and fourth segments are used for ROM working, while the second and third are used for RAM operations.The CAT IC is connected to the system via a 4-bit wide interface. Data is written to and read from the memory array through the interface, which is controlled by the system microcontroller. The CAT has an integrated write-protect pin that has to be enabled before any write operations can be performed.

Features

CAT is a low-power, low-cost memory solution that is easy to use and configure. It has a fast access time of only 3 cycles of 5 ns each, making it well-suited for control systems and automotive applications. In addition, CAT features an integrated write-protect pin that can be used to prevent unauthorized write operations, as well as an integrated write-test pin that can be used to detect faults in the memory array.CAT is also extremely reliable and has a long operational life span. It is capable of storing data for up to 10 years without refresh, making it well-suited for industrial and automotive applications.

Conclusion

CAT24C64C4CTR is a 4-bit-wide solution code memory IC suitable for a variety of industrial and automotive applications. It is easy to use and configure, and features a fast access time, an integrated write-protection facility, and an integrated write-test pin. CAT is capable of storing data for up to 10 years without refresh, making it an extremely reliable and long-lasting memory solution.

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