LC4384C-75TN176C

Series:	ispMACH® 4000C
Packaging:	Tray
Part Status:	Obsolete
Programmable Type:	In System Programmable
Delay Time tpd(1) Max:	7.5ns
Voltage Supply - Internal:	1.65 V ~ 1.95 V
Number of Logic Elements/Blocks:	24
Number of Macrocells:	384
Number of I/O:	128
Operating Temperature:	0°C ~ 90°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	176-LQFP
Supplier Device Package:	176-TQFP (24x24)
Base Part Number:	LC4384

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Introduction

LC4384C-75TN176C is a complex programmable logic device (CPLD) used in the embedded system. CPLDs are widely used in many embedded applications requiring the integration of large amounts of logic, memory and other components. They are single chips that integrate a large number of logic gates and memory cells into a single package.

Application Field of CPLDs

CPLD provides a good solution for applications where a large amount of logic and memory is required in a very small area. This is especially useful for large memory arrays and complicated logic functions that would normally require multiple ROMs, PLDs or Large Logic gates. CPLDs are used in many different embedded applications, including:1. Automotive and industrial controllers - CPLDs can be used to control large automotive and industrial systems, allowing for the integration of complex logic and memory requirements.2. Telecommunications - CPLDs are often used in telecommunications applications such as wireless communication, digital subscriber line (DSL) and cable modem systems.3. Computer peripherals - CPLDs are used in computer peripherals such as printers, scanners, and other input/output devices.4. Embedded systems - CPLDs can be used in embedded systems such as calculators, watches, and other small electronic devices.

Working Principle of LC4384C-75TN176C

The LC4384C-75TN176C CPLD is an integrated circuit containing a large number of logic gates and memory cells arranged in a 4 by 4 array with a total of 4 memory cells. The array is organized into four addressable segments, each containing 8 addressable logic gates.The LC4384C-75TN176C CPLD consists of two blocks: the logic block and the memory block. The logic block consists of four 8-bit arrays that can program up to 32 logic devices. The memory block consists of four memory cells each containing seven bits of data.Each logic array consists of eight logic gates, each of which can be programmed to perform a different logic function such as AND, OR, NAND, NOR, XOR, XNOR, etc. The logic gates are connected together to form a logic network. Each logic network can then be used to control the function of a certain group of digital signals.The memory block contains four memory cells, each of which can hold up to seven bits of data. The data can be programmed into the cells using a special programming device.

Conclusion

The LC4384C-75TN176C CPLD is a powerful and versatile integrated circuit used in many embedded applications requiring the integration of large amounts of logic, memory and other components. It consists of two blocks – the logic block and the memory block. The logic block consists of four 8-bit arrays that can program up to 32 logic devices, while the memory block consists of four memory cells each containing seven bits of data. As such, it provides a suitable solution in many embedded systems where a large amount of logic and memory is required in a very small area.

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