Maxim Integrated's DG403CY+ Dual SPDT Analog Switch

The DG403CY+ from Maxim Integrated is a precision, dual single-pole/double-throw (SPDT) analog switch designed to provide high-performance switching solutions for data acquisition and signal routing applications. This versatile component is ideal for a wide range of uses, from industrial to communication systems, where a reliable and efficient switching mechanism is essential.

Constructed with Maxim's proprietary silicon-gate process, the DG403CY+ offers low on-resistance (R_ON) of 100Ω max, which ensures minimal signal distortion and power loss. This feature, combined with the switch's low charge injection (10pC max), makes it an excellent choice for precise analog signal handling.

The DG403CY+ operates from a single +12V to +30V supply or from dual ±4.5V to ±20V supplies, providing flexibility in various circuit designs. This range of operating voltages, coupled with its TTL and CMOS logic compatibility, allows for easy integration into digital systems without the need for additional level shifting circuits.

With a switching time of 175ns max for turn-on and 145ns max for turn-off, the DG403CY+ provides rapid switching capabilities that can accommodate high-speed applications. Additionally, the component exhibits a low power consumption, drawing a mere 35µW (max) from the supply, which is beneficial for battery-operated and power-sensitive designs.

The DG403CY+ also features a high off-isolation of -83dB at 1MHz, which minimizes crosstalk between channels and ensures that signals are kept separate and noise-free. Its high channel-to-channel crosstalk rejection enhances the performance of the switch in complex multiplexing tasks and audio signal routing.

Encased in a robust 16-pin DIP package, the DG403CY+ is built to withstand the rigors of daily operation, and its industry-standard footprint ensures compatibility with a wide range of PCB layouts. Maxim Integrated's commitment to quality means that each DG403CY+ switch undergoes rigorous testing to guarantee performance that meets or exceeds industry standards.

In summary, the DG403CY+ from Maxim Integrated is a highly reliable and efficient solution for analog signal switching, providing designers with a versatile component that excels in both performance and ease of use.