CD40117BPW

Series:	4000B
Packaging:	Tube
Part Status:	Obsolete
Logic Type:	Programmable Terminator
Supply Voltage:	3 V ~ 18 V
Number of Bits:	8
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	14-TSSOP
Base Part Number:	40117

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Introduction

CD40117BPW is a type of specialty logic IC which is popularly used in a wide range of electronic equipment. It offers unprecedented performance in high-speed digital applications, helping to preserve the integrity of digital data under harsh conditions. In this article, we\'ll explore the application field and working principle of the CD40117BPW in detail.

Application Field

The CD40117BPW provide versatile functions for many applications such as programmed logic, processor supervisory, high speed logic, stimulus/response testing, PLL and motor control. Almost all of these functions are accomplished with one chip. The CD40117BPW can also be used in synchronous and asynchronous shift registers and counters, synchronous and asynchronous state machine, clocked pulse-width modulation, and rate multiplication.The logic commands are simple and clear, and the chip requires minimal setup and configuration. It features a robust design and is often used in computer modems, interface modules, telephone switching systems, three-dimensional imaging systems, and game consoles.

Operating Principle

The CD40117BPW is composed of two main elements: logic devices and memory cells. It uses CMOS technology to provide a low static power dissipation for low power applications.The logic device consists of two logic stages, an input logic stage and an output logic stage. The input logic stage consists of two digital outputs (Y1 and Y2) which receive the logical inputs from the peripheral devices. The output logic stage consists of two data inputs, one from the input logic stage (Y1) and one from the internal memory cell (ZA).The memory cell consists of four address bits (A0-A3) and one data output (ZA). It is used to store state information between logic cycles. The data output will be stored in the memory cell whenever the address pins are matched.The output logic stage is responsible for providing the final output based on the information obtained through the input logic stage and the memory cell. The output is then passed to the peripheral devices.

Conclusion

The CD40117BPW is a versatile logic chip which provides high-speed logic and does not require much configuration. Its application fields are varied, ranging from processor supervisory to PLL and motor control, and its operating principle is simple and robust. The chip is widely used in digital equipment to preserve data integrity under harsh conditions.

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