Key facts
- Brand
- Analog Devices
- Model
- AD698
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-12
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Analog Devices AD698 LVDT Signal Conditioner Manual
The AD698 is a single‑chip LVDT signal‑conditioning subsystem that provides a DC output proportional to core position. It includes an internal oscillator, voltage reference, and ratiometric architecture that eliminates the need for manual adjustments and improves temperature stability.
The document covers functional block diagrams, product highlights, detailed specifications, theory of operation, connection diagrams for dual‑ and single‑supply configurations, and step‑by‑step design procedures for selecting external components and setting output ranges.
Analog Devices AD698 specifications
| Output Current (T MIN to T MAX) | 11 mA |
|---|---|
| Operating Temperature Range (AD698SQ) | –55 °C to +125 °C |
| Input Impedance | 200 kΩ |
Source: Analog Devices AD698 LVDT Signal Conditioner Handbook
All Analog Devices AD698 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
Can the AD698 be used with a single‑supply configuration?
Yes, the AD698 supports single‑supply operation with an output range of 0 V to +10 V.
What is the temperature range for the AD698SQ grade?
The AD698SQ grade is rated from –55 °C to +125 °C.
What is the output voltage range of the AD698?
The AD698 provides a fixed output voltage of +11 V.
What excitation frequency range does the AD698 support?
The device can operate with an excitation frequency from 20 Hz to 20 kHz.