DG309AK/883B

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Switch Circuit:	SPST - NC
Multiplexer/Demultiplexer Circuit:	1:1
Number of Circuits:	4
On-State Resistance (Max):	100 Ohm
Channel-to-Channel Matching (ΔRon):	--
Voltage - Supply, Single (V+):	5 V ~ 30 V
Voltage - Supply, Dual (V±):	±5 V ~ 20 V
Switch Time (Ton, Toff) (Max):	250ns, 150ns
-3db Bandwidth:	--
Charge Injection:	-10pC
Channel Capacitance (CS(off), CD(off)):	11pF, 8pF
Current - Leakage (IS(off)) (Max):	1nA
Crosstalk:	--
Operating Temperature:	-55°C ~ 125°C (TA)
Package / Case:	16-DIP (0.300", 7.62mm)
Supplier Device Package:	16-CDIP

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Introduction

The DG309AK/883B is an analog switch and multiplexer that is used to control various electronic circuits. It is a versatile switch, enabling a range of applications in various industries and applications. In particular, it is often used in data acquisition and signal distribution applications.

Working Principle

The DG309AK/883B is a monolithic integrated circuit containing one n-channel JFET and one p-channel integrated circuit. It is designed to be used as a single-pole multiplexer-demultiplexer switch. This means that it is capable of selecting a single input signal from a group of inputs and routing them to a single output.The switch is composed of two input terminals, one output terminal, and a control terminal. When a voltage difference is applied between the control terminal and one of the input terminals, the n-channel JFET in the DG309AK/883B will be activated, allowing the input signal to pass through the switch to the output terminal. When a voltage difference is applied between the other input terminal and the control terminal, the p-channel JFET in the switch will be activated and the input signal will be routed to the output terminal.

Application

The DG309AK/883B is a versatile switch that can be used in a variety of applications. It is mainly used in data acquisition and signal distribution applications such as interfacing analog-to-digital converters, transducers, and other instrumentation. It can also be used as a switching multiplexer for frequency dividers and buffers. Its excellent performance makes it suitable for use in high-performance analog signal switching applications.The switch is also well-suited for audio applications, as it can be used as a pickup selector in guitars and other stringed instruments, allowing the user to select which pickup is active. It can also be used as a switching system for mixing boards or other audio routing systems.In addition to its use in audio applications, the DG309AK/883B can also be used as a precision analog switch in medical and industrial applications. It can be useful for controlling valves, sensors, and other devices in monitoring and controlling systems. It can also be used in motor control systems, temperature control systems, and other applications.

Conclusion

The DG309AK/883B is a versatile switching device that can be used in a range of applications. It can be used as a single-pole multiplexer-demultiplexer switch, a signal distributor, or a precision analog switch. It is often used in data acquisition, signal distribution, audio applications, medical applications, and industrial applications, making it a valuable tool in many industries.

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