DG409CUE+

Analog Switches, Multiplexers, Demultiplexers Overview

The DG409CUE+ is a dual 4-channel CMOS analog multiplexer/demultiplexer manufactured by Analog Devices Inc./Maxim Integrated. It operates within a +5V to +30V single supply or ±5V to ±20V dual supply range, with an operating temperature of 0°C to +70°C. Key electrical parameters include a maximum on-resistance of 100Ω, channel matching of 8Ω max, and flatness of 9Ω max. Charge injection is guaranteed at 15pC max, while input leakage remains below 5nA at +85°C. The device features rail-to-rail signal handling, ESD protection exceeding 2000V per MIL-STD-883 Method 3015.7, and low power consumption of 1.25mW max.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Pin-compatible plug-in upgrades for industry standard DG408/DG409
• Guaranteed low charge injection and low on-resistance
• Rail-to-rail signal handling capability
• Digital input controls compatible with TTL/CMOS logic

Analog Switches, Multiplexers, Demultiplexers Applications

• Sample-and-Hold Circuits
• Test Equipment
• Guidance and Control Systems
• Communications Systems
• Data-Acquisition Systems
• Audio Signal Routing

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the specific suffix 'CUE+' against official documentation to confirm the package type (TSSOP) and temperature range (0°C to +70°C). Ensure compatibility with existing board layouts as these devices serve as pin-compatible upgrades. Confirm that the ordering information matches the exact requirements for your application environment before finalizing procurement.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when requiring dual 4-channel switching with guaranteed channel matching and low charge injection. Verify that the required operating temperature falls within the 0°C to +70°C range specified for the C suffix. Consider the TSSOP package dimensions if space constraints are critical. Ensure supply voltages align with the specified single or dual supply ranges for optimal performance.

Analog Switches, Multiplexers, Demultiplexers Part Context

The DG409 series represents improved CMOS analog multiplexers designed as direct replacements for legacy industry-standard parts. This specific model offers enhanced performance characteristics such as lower on-resistance and better channel matching compared to older iterations. It belongs to a family of high-performance switches intended for precision analog signal routing applications.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

The DG409CUE+ serves as a pin-compatible upgrade for the standard DG409. Verify that any replacement maintains the same package type and temperature rating. Check datasheets for updated electrical specifications to ensure compatibility with existing circuit designs.

Analog Switches, Multiplexers, Demultiplexers FAQ

What is the maximum charge injection for the DG409CUE+?

The maximum charge injection is guaranteed to be 15pC.

Does the DG409CUE+ support rail-to-rail signal handling?

Yes, the device supports rail-to-rail signal handling capabilities.

What is the ESD protection level of the DG409CUE+?

ESD protection is guaranteed to be greater than 2000V per Method 3015.7 of MIL-STD-883.