Key facts
- Brand
- Analog Devices
- Model
- AD1854
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-06-08
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Analog Devices AD1854 Stereo Audio DAC Datasheet
The AD1854 is a single-chip stereo audio Digital-to-Analog Converter (DAC) designed to deliver high dynamic range and signal-to-noise ratio. It features a multibit sigma-delta modulator with dither, continuous-time analog filters, and an on-chip stereo attenuator controlled via an SPI-compatible serial port.
The device supports 16-, 18-, 20-, and 24-bit data formats at sample rates up to 96 kHz. It includes features such as hardware and software controllable clickless mute, zero input flag outputs for both channels, and digital de-emphasis processing compatible with CD playback standards.
Analog Devices AD1854 specifications
| Resolution | 20 Bits |
|---|---|
| Signal-to-Noise Ratio (No Filter) | 110 dB |
| Dynamic Range (A-Weighted) | 113 dB |
| Total Harmonic Distortion + Noise | -94 to -101 dB |
| Analog Outputs Differential Range | 5.6 V p-p |
| Supply Voltage | 4.5 to 5.5 V |
| Operating Temperature Range | 0°C to 70°C |
| Package Type | 28-Lead SSOP |
All Analog Devices AD1854 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum sample rate supported?
The AD1854 supports a 96 kHz sample frequency.
Does the device support digital de-emphasis?
Yes, it includes digital de-emphasis processing for CD playback compatibility.
What supply voltage does the AD1854 require?
The AD1854 operates from a 5.0 V supply.
How many volume steps are available on the AD1854?
The device provides 1024 discrete volume steps.