MAXIM Manuals

The MAX4644 is a single-pole/double-throw (SPDT) switch that operates from a single supply ranging from +1.8V to +5.5V. It provides low 4Ω on-resistance (RON) as well as 1Ω RON flatness over the entire analog-signal range. The MAX4644 offers fast switching times of less than 20ns while ensuring break-before-make operation. It typically consumes only 0.01μW of quiescent power, making it suitable for use in low-power, portable applications. The MAX4644’s features include low leakage currents over the entire temperature range, TTL/CMOS-compatible digital logic, and excellent AC characteristics. It is packaged in either a small 8-pin μMAX® or a tiny 6-pin SOT23.

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The MAX4634 is a low-voltage multiple switch device launched by MAXIM company, which has the characteristics of low resistance, low leakage current and fast switching. It is suitable for battery-powered equipment, audio and video signal routing, low-voltage data acquisition systems, sampling and holding circuits, and communication circuits.

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The MAX4635/MAX4636 are fast, dual 4Ω single-pole/double-throw (SPDT) analog switches that operate with supply voltages from +1.8V to +5.5V. High switching speeds, 1Ω on-resistance flatness, and low power consumption make these devices ideal for audio/video, communications, and battery-operated devices. Containing two independently controllable SPDT switches in 10-pin µMAX and 10-pin 3mm x 3mm thin QFN packages, the MAX4635/MAX4636 use little board space, and have low power consumption ensuring minimal impact on your power budget. The analog signal range extends to the supply rails. The MAX4635 has inverted logic compared to the MAX4636.

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MAX4677/MAX4678/MAX4679 are quad analog switches with on-resistance of 1.6 ohms, operating from dual ±5V supply. They feature low distortion and reliability.

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The MAX4645/MAX4646 are single-pole, single-throw (SPST) analog switches with a typical on-resistance (RON) of 2.5Ω and a flatness of 0.4Ω. The switches can handle Rail-to-Rail analog signals and have low power requirements, small board space, and high reliability compared to mechanical relays. They are ideal for low-distortion applications and are the preferred solution in automated test equipment or applications where current switching is required. They operate from a +1.8V to +5V supply, making them suitable for battery-powered applications. The switches have fast switching speeds and low leakage currents. The MAX4645 is a normally open (NO) switch, and the MAX4646 is a normally closed (NC) switch.

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The MAX4675/MAX4676 single analog switches have 3Ω (max) on-resistance (RON) and 0.7Ω flatness when operating from dual ±5V supplies. These switches can handle Rail-to-Rail® analog signals. Off-leakage current is 0.1nA at TA = +25°C. The MAX4675/MAX4676 are ideal in low-distortion applications and are the preferred solution over mechanical relays in automated test equipment or applications where current switching is required. They are more reliable than mechanical relays, have low power requirements (<1µA), and are available in a space-saving 6-pin SOT23 package. The MAX4675 has a single normally open (NO) switch, and the MAX4676 has a single normally closed (NC) switch. The MAX4675/MAX4676 operate from either a single +2.7V to +5.5V or dual ±2.7V to ±5.5V supplies, making them ideal for use in digital card applications and single-ended 75Ω systems.

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MAX4638/MAX4639 are single 8:1 and dual 4:1 CMOS analog multiplexers/demultiplexers (muxes/demuxes). Each mux operates from a single +1.8V to +5V supply or dual ±2.5V supplies. These devices fea- ture 3.5Ω on-resistance (RON) when powered with a single +5V supply and have -75dB off-isolation and -85dB crosstalk from the output to each off channel. The switching times are 18ns tON and 7ns tOFF. They feature a -3dB 85MHz bandwidth and a guaranteed 0.25nA leakage current at +25°C. A +1.8V to +5.5V operating range makes the MAX4638/ MAX4639 ideal for battery-powered, portable instru- ments. All channels guarantee break-before-make switching. These parts feature bidirectional operation and can handle Rail-to-Rail® analog signals. All control inputs are TTL/CMOS-logic compatible. Decoding is in standard BCD format, and an enable input is provided to simplify cascading of devices. These devices are avail- able in small 16-pin thin QFN, TSSOP, and SO packages, as well as a 20-pin thin QFN package.

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The MAX4599 is a single-channel low-voltage switch produced by Maxim. It operates at a supply voltage of +2.0V to +5.5V, has a switch resistance of 60 ohms, and a switching time of 30ns. It comes in SC70, µDFN, and SOT23 packages.

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The MAX4651/MAX4652/MAX4653 quad analog switches feature 4Ω max on-resistance (RON) when operating from a single +5V supply. RON is matched between switches to 0.2Ω (max) and is flat (0.8Ω max) over the specified signal range. Each switch can handle Rail-to-Rail® analog signals. Off-leakage current is 0.1nA at +25°C. These switches are ideal in low-distortion applications and are the preferred solution over mechanical relays in automated test equipment or applications where current switching is required. They have low power requirements, require less board space, and are more reliable than mechanical relays. The MAX4651/MAX4652/MAX4653 operate from a single +1.8V to +5.5V supply, making them ideal for use in battery-powered applications. The MAX4651 has four normally closed (NC) switches, the MAX4652 has four normally open (NO) switches, and the MAX4653 has two NO and two NC switches.

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MAX4594-MAX4597 Low-Voltage, Single-Supply, 10 Ohm SPST CMOS Analog Switches

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The MAX4684/MAX4685 are low on-resistance, low-voltage, dual single-pole/double-throw (SPDT) analog switches that operate from a single +1.8V to +5.5V supply. The MAX4684 features a 0.5Ω (max) on-resistance for its normally closed (NC) switch and a 0.8Ω (max) on-resistance for its normally open (NO) switch at a +2.7V supply. The MAX4685 features a 0.8Ω max on-resistance for both its NO and NC switches at a +2.7V supply. Both parts feature break-before-make switching action (2ns) with tON = 50ns and tOFF = 40ns at +3V. The digital logic inputs are 1.8V logic-compatible with a +2.7V to +3.3V supply. The MAX4684/MAX4685 are packaged in the chipscale package (UCSP), significantly reducing the required PCB area. The chip occupies only a 2.0mm x 1.50mm area. The 4 x 3 array of solder bumps are spaced with a 0.5mm bump pitch.

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The MAX4715/MAX4716 are low on-resistance, low-voltage, single-pole/single-throw (SPST) analog switches that operate from a +1.6V to +3.6V single supply. The MAX4715 is normally open (NO), and the MAX4716 is normally closed (NC). These devices also have fast switching speeds (tON = 18ns max, tOFF = 12ns max). When powered from a +3V supply, the MAX4715/MAX4716 offer 0.4Ω max on-resistance (RON) with 0.1Ω max RON flatness. Their digital logic inputs are +1.8V CMOS compatible when using a single +3V supply. The MAX4715 is pin compatible with the MAX4594, and the MAX4716 is pin compatible with the MAX4595. The MAX4715/MAX4716 are available in SC70-5 packages.

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The MAX4714 is a low on-resistance, low-voltage single-pole/double-throw (SPDT) analog switch that operates from a single +1.6V to +3.6V supply. The MAX4714 has break-before-make switching. This device also has fast switching speeds (tON = 18ns, max, tOFF = 12ns, max). When powered from a +3V supply, the MAX4714 features 0.8Ω (max) on-resistance (RON), with 0.18Ω (max) RON matching and flatness. The digital logic input is 1.8V CMOS compatible when using a single +3V supply. The MAX4714 is pin compatible with the MAX4599 and is available in a 6-pin SC70 or µDFN package.

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The MAX4695 is a low-voltage, dual single-pole/double-throw (SPDT) analog switch that operates from a single +1.8V to +5.5V supply. The MAX4695 features break-before-make switching action with a tON = 30ns and tOFF = 18ns at +3V. When powered from a +2.7V supply, the device has a 60Ω (max) on-resistance (RON), with 3Ω (max) RON matching and 10Ω (max) RON flatness. The digital logic inputs are 1.8V-logic compatible from a +2.7V to +3.3V supply. The MAX4695 is available in both a space-saving 3mm x 3mm 12-pin TQFN package and a 10-pin µMAX package.

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The MAX4686/MAX4687/MAX4688 is a single-channel, low-voltage, low-switching-time analog switch that operates from a single +1.8V to +5.5V supply. It features a 6-bump, 0.5mm pitch, UCSP package that saves board space.

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The MAX4699/MAX4701/MAX4702 are low-voltage, single-supply CMOS analog switches. MAX4699/MAX4701 are dual double-pole/double-throw (DPDT) switches with two control inputs that control two single-pole/double-throw (SPDT) switches each. MAX4702 is a quad SPDT switch with one control input and one low-voltage digital logic power supply. These devices operate from a single +1.8V to +5.5V power supply. When powered from a +2.7V supply the MAX4699/MAX4701/MAX4702 offer a 75Ω on-resis-tance (RON), with 12Ω max RON flatness and 4Ω max matching between channels. Each switch has rail-to-rail signal handling, fast switching speeds of tON = 35ns, tOFF = 20ns, and a maximum 1nA of leakage current. When operated from a +3V supply, the MAX4699/MAX4701 digital inputs are 1.8V-logic compatible. The MAX4702’s digital inputs feature a 1.0V threshold when powered with a 1.5V logic supply. The MAX4699 is available in a space-saving 16-lead 4mm x 4mm TQFN package. The MAX4701/MAX4702 are available in space-saving 16-lead 3mm x 3mm TQFN 16-pin TSSOP packages. Applications: Audio and Video Signal Routing, Cellular Phones, Battery-Operated Equipment, Communications Circuits, Modems.

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The MAX4741/MAX4742/MAX4743 are low on-resistance, low-voltage, dual single-pole/single-throw (SPST) analog switches that operate from a single +1.6V to +3.6V sup- ply. These devices have fast switching speeds (tON = 24ns, tOFF = 16ns max), handle rail-to-rail analog signals, and consume less than 1µW of quiescent power. The MAX4743 has break-before-make switching. When powered from a +3V supply, the MAX4741/ MAX4742/MAX4743 feature low 0.8Ω (max) on-resis- tance (RON), with 0.08Ω (max) RON matching and 0.18Ω RON flatness. The digital logic input is 1.8V CMOS compatible when using a single +3V supply. The MAX4741 has two normally open (NO) switches, the MAX4742 has two normally closed (NC) switches, and the MAX4743 has one NO switch and one NC switch. The MAX4741 is available in 8-pin µDFN (2mm x 2mm), 8-pin SOT23, and 8-pin µMAX® packages. The MAX4742/MAX4743 are available in 8-pin SOT23 and 8-pin µMAX packages. Applications include Power Routing, Battery Powered Systems, Audio and Video Signal Routing, Low-Voltage Data-Acquisition Systems, Communications Circuits, PCMCIA Cards, Cellular Phones, Modems and Hard Drives.

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The MAX4704 is a low-voltage, 4-channel analog multiplexer that operates from a single +1.8V to +5.5V supply. The device features break-before-make switching action with a tON = 60ns and tOFF = 20ns at +3V. When powered from a +2.7V supply, the device has a 60Ω (max) on-resistance (RON), with 3Ω (max) RON matching and 5Ω max RON flatness. The digital logic inputs are 1.8V-logic compatible from a +2.7V to +3.3V supply. The MAX4704 is available in both a space-saving 12-pin QFN (3mm x 3mm) package and a 10-pin µMAX package. The device can be used in a variety of applications, including MP3 players, battery-operated equipment, relay replacement, audio and video signal routing, low-voltage data-acquisition systems, communications circuits, PCMCIA cards, cellular phones, and modems.

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The MAX4736 is a low on-resistance, low-voltage, dual single-pole/double throw (SPDT) analog switch that operates from a single 1.6V to 4.2V supply. This device has fast switching speeds (tON = 25ns, tOFF = 20ns max), handles rail-to-rail analog signals, and consumes less than 4µW of quiescent power. The MAX4736 has break-before-make switching. When powered from a 3V supply, the MAX4736 features low 0.6Ω on-resistance (RON), with 0.1Ω RON matching and 0.05Ω RON flatness. The digital logic input is 1.8V CMOS compatible when using a single 3V supply. The MAX4736 has one normally open (NO) switch and one normally closed (NC) switch, and is available in 12-pin TQFN-EP (3mm x 3mm), 10-pin µMAX and 10 pin µDFN (2mm x 2mm) packages. Applications include power routing, battery-powered systems, audio and video signal routing, low-voltage data-acquisition systems, communications circuits, PCMCIA cards, cellular phones, modems, and hard drives. Features include low RON 0.6Ω (3V Supply) 1.5Ω (1.8V Supply), 0.1Ω max RON Flatness (3V Supply), single-supply operation down to 1.6V, available in TQFN, µDFN and µMAX packages, 1.8V CMOS logic compatible (3V Supply), and fast switching: tON = 25ns, tOFF = 20ns.

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