Key facts
- Brand
- Analog Devices
- Model
- AD1981HD
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-02
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Analog Devices AD1981HD SoundMAX Codec Datasheet
This document is a technical datasheet for the AD1981HD, an HD Audio SoundMAX® Codec manufactured by Analog Devices. The device features two 24-bit/20-bit/16-bit Digital-to-Analog Converter (DAC) channels and two 20-bit/16-bit Analog-to-Digital Converter (ADC) channels designed for high-definition audio applications.
The datasheet provides comprehensive electrical specifications, including analog input/output ranges, signal-to-noise ratios, total harmonic distortion, and power supply requirements. It details the functional block diagram, pin configurations, and operating conditions for various sample rates from 8 kHz to 48 kHz.
Analog Devices AD1981HD specifications
| DAC Resolution | 24 Bits |
|---|---|
| ADC Resolution | 20 Bits |
| Analog Supply Voltage (AV DD) | 4.5 to 5.5 V |
| Digital Supply Voltage (DV DD) | 2.97 to 3.63 V |
| Operating Temperature Range | 0°C to 70°C |
All Analog Devices AD1981HD documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the operating temperature range for commercial applications?
The device operates between 0°C and 70°C.
What is the typical power dissipation for the analog supply?
The typical power dissipation for the analog supply is 275 mW.
What sample rates does the AD1981HD support?
It supports HD audio sample rates of 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz, 44.1 kHz and 48 kHz.
How many DAC and ADC channels are available on the AD1981HD?
The device provides two DAC channels and two ADC channels.