MAX398CSE+G55

Analog Switches, Multiplexers, Demultiplexers Overview

The MAX398CSE+G55 is a precision, monolithic CMOS analog multiplexer housed in a 16-pin Narrow SOIC package. It provides eight bidirectional channels with an on-resistance of less than 100 ohms and guaranteed matching within 6 ohms across channels. The device operates from a single +3V to +15V supply or bipolar ±3V to ±8V supplies. Key electrical characteristics include off-leakage current below 2.5nA at +85°C, charge injection under 5pC, and transition times under 250ns. It features rail-to-rail signal handling, TTL/CMOS logic compatibility, and electrostatic discharge protection exceeding 2000V.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Pin-compatible with industry-standard DG408/DG409/DG508A/DG509A devices
• Guaranteed low on-resistance flatness over the full analog signal range
• Low power consumption with extremely low charge injection
• Rail-to-rail signal handling capability

Analog Switches, Multiplexers, Demultiplexers Applications

• Sample-and-Hold Circuits
• Automatic Test Equipment
• Heads-Up Displays
• Guidance and Control Systems
• Battery-Operated Systems

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the specific ordering suffix G55 against official manufacturer documentation to confirm its exact impact on the component's specifications, packaging, or environmental compliance. Ensure that the narrow SOIC package type aligns with your board layout requirements and that the commercial temperature range meets your operational needs.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component for applications requiring high channel count (8-channel) multiplexing with precise resistance matching. It is suitable for low-voltage systems operating on single or dual supplies. Consider the 16-pin SOIC footprint during PCB design and ensure the logic input voltage levels are compatible with your system's control signals.

Analog Switches, Multiplexers, Demultiplexers Part Context

This part belongs to the MAX398/MAX399 family of precision analog multiplexers manufactured by Analog Devices / Maxim Integrated. The MAX398 variant specifically offers eight channels, whereas the MAX399 provides two independent four-channel configurations. Both share identical pinouts and core performance metrics.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

The datasheet confirms pin compatibility with DG408, DG409, DG508A, and DG509A. Verify these alternatives against your specific voltage and leakage requirements before substitution.

Analog Switches, Multiplexers, Demultiplexers FAQ

What is the maximum analog signal range for the MAX398?

The analog signal range extends from V- to V+, allowing for rail-to-rail operation depending on the selected supply voltage.

How does the device handle overvoltage conditions?

Internal diodes clamp signals exceeding V+ or V-. For proper sequencing protection, external blocking diodes can be added to the supply pins if necessary.

Is the MAX398 compatible with standard logic families?

Yes, the device features CMOS inputs that provide reduced loading and are compatible with both TTL and CMOS logic levels.