MAX4537CEE

Switch Time (Ton, Toff) (Max):	100ns, 50ns
Base Part Number:	MAX4537
Supplier Device Package:	16-QSOP
Package / Case:	16-SSOP (0.154", 3.90mm Width)
Operating Temperature:	0°C ~ 70°C (TA)
Crosstalk:	-75dB @ 1MHz
Current - Leakage (IS(off)) (Max):	2nA
Channel Capacitance (CS(off), CD(off)):	2pF, 2pF
Charge Injection:	1pC
-3db Bandwidth:	--
Series:	--
Voltage - Supply, Dual (V±):	±2 V ~ 6 V
Voltage - Supply, Single (V+):	2 V ~ 12 V
Channel-to-Channel Matching (ΔRon):	1 Ohm
On-State Resistance (Max):	100 Ohm
Number of Circuits:	4
Multiplexer/Demultiplexer Circuit:	1:1
Switch Circuit:	SPST - NC
Part Status:	Active
Packaging:	Tube

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Introduction

The MAX4537CEE is a low power, single-pole/eight-position (SP8T) analog switch. It operates on a single or dual 5 V or 3 V supply and offers low power consumption, low leakage and fast switching speeds. This switching capability makes it suitable for applications such as multiplexers, demultiplexers and sample-and-hold circuit designs.

Application Field

The MAX4537CEE offers low distortion performance, making it ideal for professional audio signals. It is used in switching applications ranging from mixing audio routings to analog-to-digital converter (ADC) interfaces. The low On resistance of the MAX4537CEE reduces power consumption and improves the signal-to-noise ratio in audio preamplifier and power amplifier designs. In addition, its low charge-injection performance allows for better rejection of unwanted signals in audio applications.The MAX4537CEE can also be used for high-speed digital data and logic signals, as well as for switching low-level, low-power sensors and transducers. These switching capabilities make the MAX4537CEE well-suited for many control and interface applications where analog signals are RF-shielded from digital circuitry. The SP8T switch is also useful in multiplexers and demultiplexers, providing the flexibility to select between up to eight uni-directional channels.

Working Principle

The MAX4537CEE is a low-power, single-pole/eight-position (SP8T) analog switch. It operates on a single 5 V or a dual 3 V supply and offers low power consumption, low leakage and fast switching speeds. Its low On resistance of 1.3 Ω (max) enables the device to switch both low-level analog signals and high-speed digital data and logic signals.The MAX4537CEE provides high AC and DC performance, with low On-resistance flatness and low charge injection. In addition, the high Off-state isolation of −60 dB at 140 MHz ensures the switching of low-level signals with minimal crosstalk.The MAX4537CEE is designed to switch signals in either direction. When the EN pin is active low, the switch is enabled, and when it is active high, the switch is disabled. The MAX4537CEE has two common-mode control pins, which provide good linearity of the On-resistance over the common-mode range.

Conclusion

The MAX4537CEE is a low power, single-pole/eight-position (SP8T) analog switch that is suitable for a wide range of applications. Its low On resistance reduces power consumption and improves the signal-to-noise ratio, while its high AC and DC performance makes it ideal for professional audio signals. In addition, its low charge-injection performance allows for better rejection of unwanted signals. The MAX4537CEE can be used as a multiplexer and/or demultiplexer to provide the flexibility to select between up to eight uni-directional channels. Overall, the MAX4537CEE is a reliable and cost-effective solution for a variety of switching and interface applications.

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