DG412DQ-T1-E3

DG412DQ-T1-E3 is an analog switch/multiplexer IC (part of the DG412 family). It provides digitally controlled switching to route analog signals with low leakage and low on-resistance, suitable for signal routing in instrumentation, data acquisition, and test equipment. Typically, the device offers two independent analog switches (configurable as SPST/SPDT), operates from a single or dual supply, and features fast switching with breaks/makes suitable for precise signal paths. The suffixes indicate packaging (DQ), temperature grade (T1), and RoHS/lead-free compliance (E3).
For exact details—pinout, supply range, on-resistance, leakage, switching time, and packaging—consult the manufacturer’s datasheet. If you share the intended application, I can point to the most relevant specs and typical use cases.

- Pin count: 8 pins (SOIC-8/DIP-8 package).
- Function: Dual bilateral analog switch (two independent SPST analog switches) used to route/disconnect two analog signal paths. Each switch is controlled by its own logic input; operates from supply rails (typical ±15V).

- Manufacturer: Vishay Intertechnology (Vishay Siliconix), the maker of the DG412DQ-T1-E3.
- What kind of company: A global semiconductor company that designs, manufactures, and sells integrated circuits and discrete electronic components (analog switches, diodes, transistors, resistors, capacitors, etc.).

DG412DQ-T1-E3 is a CMOS analog switch/multiplexer. Typical application areas include:
- Analog signal routing and multiplexing in instrumentation and test equipment
- Data acquisition front-ends and sample-and-hold circuits
- RF/IF switching and routing in communications systems
- Audio/video routing and switching in mixers, consoles, and video equipment
- Sensor signal conditioning and conditioning networks
- Portable/battery-powered devices requiring solid-state analog switching
- General-purpose replacement for mechanical relays where fast switching is needed

An 8‑lead plastic SOIC (SO‑8) package, Tape‑and‑Reel variant (T1).