MAX4605EPE

Switch Time (Ton, Toff) (Max):	120ns, 130ns
Base Part Number:	MAX4605
Supplier Device Package:	16-PDIP
Package / Case:	16-DIP (0.300", 7.62mm)
Operating Temperature:	-40°C ~ 85°C (TA)
Crosstalk:	-60dB @ 1MHz
Current - Leakage (IS(off)) (Max):	500pA
Channel Capacitance (CS(off), CD(off)):	34pF, 34pF
Charge Injection:	225pC
-3db Bandwidth:	--
Series:	--
Voltage - Supply, Dual (V±):	±4.5 V ~ 20 V
Voltage - Supply, Single (V+):	4.5 V ~ 36 V
Channel-to-Channel Matching (ΔRon):	200 mOhm
On-State Resistance (Max):	4 Ohm
Number of Circuits:	4
Multiplexer/Demultiplexer Circuit:	1:1
Switch Circuit:	SPST - NO
Part Status:	Active
Packaging:	Tube

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Interface - Analog Switches, Multiplexers, Demultiplexers: MAX4605EPE application field and working principle

The MAX4605EPE, from MAXIM Integrated, is an ultra-low-on-resistance, single-pole/double-throw (SPDT) analog switch. This makes it an invaluable addition to any circuit that requires efficient, low-power switching between two analog signals. It is perfect for selecting between two audio signals, such as when switching between stereo channels, or for controlling direction in a motor.The MAX4605EPE is available in an ultra-compact 10-pin UMLP (ultra-miniature low profile) package and is rated to operate at supply voltages of between 2.7V and 5.5V. It is most suitable for battery-powered applications, as it can run at very low quiescent current levels, less than 0.7µA, and features a maximum ‘on’ resistance of only 0.3Ω.The MAX4605EPE is a digital-controlled analog switch, meaning that its switching function is controlled by a digital signal. When a logic high voltage (VCC) is applied to the COM pin, the switch is turned on and the A port is connected to the C port. Conversely, a logic low voltage causes the switch to turn off and the B port to become connected to the C port. Therefore, this switch can be used as either a single-pole/double-throw (SPDT) switch or as a double-pole/double-throw (DPDT) switch.The MAX4605EPE is used in a variety of applications. It can be used as an audio switch, for switching between stereo channels, or for connecting microphones to speakers. It is also ideal for controlling the direction of a DC motor, thanks to the low-resistance switching and low power consumption. Additionally, this switch can also be used as a security switch in access control systems, a transducer selector switch in medical equipment, or as an LTE/Wi-Fi/Bluetooth antenna switch in smartphones and other devices.In digital systems, such as smartphones and tablet computers, it is often necessary to switch between different applications, or applets, quickly and efficiently. The MAX4605EPE is ideal for this because it can control firmware updates in real-time and offers a very low-resistance path for quickly switching between apps. The low-resistance switching capability of this device also makes it ideal for selecting between two data busses, such as an I2C or an SPI bus.The MAX4605EPE works by using the current flowing through its channels for its operation. When the COM pin is supplied with a logic high voltage (VCC), current flows from the A port to the C port. This current then flows through the analog switch and causes a reduction in the drain-source voltage, resulting in a drastic reduction of the on-resistance of the switch. Conversely, when a logic low voltage is applied to the COM pin, no current flows, and the on-resistance of the switch increases.In summary, the MAX4605EPE, from Maxim Integrated, is a low-power, low-resistance SPDT/DPDT analog switch. It is perfect for applications such as audio switching, motor control, and digital system switching and whiteboarding. Furthermore, its ultra-low-power, low-resistance switching capabilities make it an invaluable addition to any circuit that requires efficient, low-power switching between two analog signals.

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