BA6566

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Function:	Speech Network IC
Interface:	--
Number of Circuits:	1
Voltage - Supply:	1.15 V ~ 1.27 V
Current - Supply:	--
Power (Watts):	1.1W
Operating Temperature:	-35°C ~ 60°C
Mounting Type:	Through Hole
Package / Case:	18-DIP (0.300", 7.62mm)
Supplier Device Package:	18-DIP
Includes:	Automatic Gain Control (AGC)
Base Part Number:	BA6566

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Introduction

BA6566 is a popular physical layer interface that can be used in digital telephone systems and other communication networks. It is becoming increasingly common due to its robust nature and strong performance. This article explores the application field of BA6566, its working principle and key components.

Application Field

One of the most commonly used applications of BA6566 is in digital telephone systems. This interface is used to connect the terminals with the memory systems. It is also found in ISDN, PBX and CATV systems. Furthermore, it is being used in security systems such as video surveillance and access control. Additionally, it is utilized in LANs and industrial automation networks.

Working Principle

BA6566 interface operates with 8 bits serial data format, and an example of the default line coding is ABCD signaling, which is based on 8b/10b coding. It is also possible to use dual line selection, enabling two independent serial data streams to be connected at the same time.The interface is comprised of timing and line control circuits, which determine the speed at which the data is transmitted, as well as the direction of data. The clock frequency is specified according to the distance that the transmission requires, and the data can be transmitted in both directions with maximum distances of up to 1200m.The interface also includes a data detection circuit, which is used to detect the presence of data and inform the hosts of the arrival and departure of data. This feature is important for dealing with errors in data transmission and for establishing the communications link.Another important component is the control logic circuit, which is responsible for providing the interface and controlling the data transmissions. The control logic ensures that the data is transmitted accurately and at the correct speed.Finally, the interface is also comprised of an input/output circuit, which is used to send and receive data, as well as control signals. The I/O circuit is responsible for making the interface compliant with the host computer, and also ensures that data is sent and received at the correct speed.

Conclusion

BA6566 is a physical layer interface, which is used for digital telephone systems and other communication networks. It operates with 8 bits serial data format, and the interface is comprised of several components, including timing and line control circuits, a data detection circuit, the control logic circuit and an input/output circuit. This interface is becoming increasingly common due to its robust nature and strong performance, and it can be used in various applications such as digital telephone systems, ISDN, PBX, CATV, security systems, LANs and industrial automation networks.

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