Key facts
- Brand
- Analog Devices
- Model
- AD5933
- Industry
- Industrial
- Documents
- 4
- Languages
- EN
- Last added
- 2026-10-03
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Analog Devices AD5933 Impedance Converter Datasheet
The AD5933 combines an on‑board frequency generator with a 12‑bit, 1 MSPS ADC to provide high‑accuracy impedance measurements from 1 kΩ to 10 MΩ. It supports programmable output voltage, frequency sweep, phase measurement, and includes an internal temperature sensor.
The device operates from a 2.7 V to 5.5 V supply, works over –40 °C to +125 °C, and offers an I²C serial interface with up to 400 kHz clock speed. It is available in a 16‑lead SSOP package and qualified for automotive applications.
Analog Devices AD5933 specifications
| Impedance Range | 100 V to 10 MV |
|---|---|
| System Accuracy | 0.5% typical |
| Power Supply Range | 2.7 V to 5.5 V |
| Temperature Range | -40°C to +125°C |
| Sampling Speed | 1 MSPS |
| Excitation Frequency | up to 100 kHz |
| Frequency Resolution | <0.1 Hz |
| Package Type | 16-lead SSOP |
Source: Analog Devices AD5933 Impedance-to-Digital Converter Datasheet
All Analog Devices AD5933 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the primary function of the AD5933?
It provides a single chip system level solution for impedance conversion by combining an on-board frequency generator and a 12-bit ADC.
From: Analog Devices AD5933 Impedance-to-Digital Converter Datasheet
Does the AD5933 include an on-chip oscillator?
Yes, it offers an internal system clock option.
From: Analog Devices AD5933 Impedance-to-Digital Converter Datasheet
What supply voltage range does the AD5933 support?
The AD5933 operates from 2.7 V to 5.5 V.
What is the total system accuracy of the AD5933?
The device provides a total system accuracy of 0.5 %.
What is the I²C bus clock maximum frequency?
The I²C SCL clock can operate up to 400 kHz.
What temperature range does the on‑chip sensor cover?
The temperature sensor measures from –40 °C to +150 °C.