This document introduces the features and characteristics of the CS5581 ±2.5 V / 5 V, 200 kSps, 16-bit, High-throughput ∆Σ ADC product, including single-ended analog input, high input impedance, conversion time, linearity error, signal-to-noise, S/(N + D), DNL, etc.
The CS5581 is a single‑channel, 16‑bit delta‑sigma ADC capable of 200 kSps conversion rate. It features on‑chip input buffers for high input impedance, a low‑latency digital filter, and supports both bipolar and unipolar measurement modes with flexible analog supply options.
The document provides detailed specifications, pin descriptions, package dimensions, ordering information, and environmental handling guidelines. It also includes timing diagrams for the serial interface and recommended operating conditions.
| Resolution | 16‑bit |
|---|---|
| Maximum Conversion Rate | 200 kSps |
| Signal‑to‑Noise Ratio | 80 dB |
| Linearity Error | 0.0008 % FS |
| Power Consumption (Buffers On) | 85 mW |
The CS5581 can convert at up to 200 kSps.
It can operate from a 0‑5 V analog supply or from a single +2.5 V supply.
Typical power consumption with buffers on is about 85 mW.