MAX4547CEE+

On-State Resistance (Max):	20 Ohm
Base Part Number:	MAX4547
Supplier Device Package:	16-QSOP
Package / Case:	16-SSOP (0.154", 3.90mm Width)
Operating Temperature:	0°C ~ 70°C (TA)
Features:	Bi-Directional, Break-Before-Make, T-Switch Configuration
-3db Bandwidth:	300MHz
Voltage - Supply, Dual (V±):	±2.7 V ~ 6 V
Voltage - Supply, Single (V+):	2.7 V ~ 12 V
Series:	--
Number of Channels:	2
Switch Circuit:	SPDT
Multiplexer/Demultiplexer Circuit:	2:1
Applications:	Video
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tube

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MAX4547CEE+ Application Field and Working Principle

The MAX4547CEE+ Integrated Circuit (IC), a special purpose analog switch manufactured by Maxim Integrated, is widely used in a variety of interface applications. This article will discuss the application field and working principle of the MAX4547CEE+.

Applications of MAX4547CEE+

The MAX4547CEE+ is a low-power dual SPST analog switch designed for a variety of switch applications. This IC is ideal for low-voltage and low-current connections within systems such as digital audio amplifiers and TVs, as well as many other portable devices.In audio applications, the MAX4547CEE+ is used to separate audio line signals, preventing unwanted crosstalk between left and right channels. This helps ensure clean and clear sound reproduction.In television and multimedia systems, it is used to switch analog and digital signals between different components of the system, such as the video amplifier stages, video input and output stages, and memory cards. In addition, the MAX4547CEE+ can be used in a wide range of high-frequency, high-impedance applications.

Working Principle of MAX4547CEE+

The MAX4547CEE+ is a low-power, bi-directional switch that is designed to provide low RON and low-voltage operation. It consists of two isolated, bi-directional switches, each with its own logic control pins.When the logic control pins are held low, both switches remain open. When a logic control voltage is applied, one or both of the switch channels will close based on the logic level. The control logic interface provides for both active-high and active-low inputs, allowing the user to choose the desired switching polarity.Additionally, the MAX4547CEE+ includes several features to minimize switch bounce and stabilize the switch conditions, including protection diodes, clamps, and an auto-reset circuit that eliminates the need for external components.

Conclusion

The MAX4547CEE+ is a low-power dual SPST analog switch designed for a variety of switch applications within interfaces, digital audio amplifiers and TVs, as well as many other portable devices. It provides low RON and low-voltage operation, and features several features to minimize switch bounce and stabilize the switch conditions.

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