Overview
The ADAU1962WBSTZRL is a high-performance, single-chip digital-to-analog converter (DAC) produced by Analog Devices Inc. This component utilizes the patented multibit sigma-delta (Σ-Δ) architecture to provide 12 DACs with differential or single-ended voltage outputs. It is designed to operate with low electromagnetic interference (EMI) and features a range of functionalities that make it suitable for various audio applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of DACs | 12 |
| Output Type | Differential or single-ended voltage |
| Resolution | 24-bit |
| Sample Rates | 32 kHz to 192 kHz |
| DAC Dynamic Range (A-weighted, differential) | 114 dB |
| Total Harmonic Distortion + Noise (THD + N), differential | −97 dB |
| DAC Dynamic Range (A-weighted, single-ended) | 110 dB |
| Total Harmonic Distortion + Noise (THD + N), single-ended | −95 dB |
| Digital Supply Voltage | 2.5 V |
| Analog Supply Voltage | 5 V |
| Input/Output Supply Voltage | 3.3 V or 5 V |
| Total Quiescent Power Dissipation | 249 mW |
| Package Type | 80-lead LQFP (14mm x 14mm) |
| Operating Temperature Range | −40°C to +125°C |
| Interface | SPI, I2C |
Key Features
- Linear regulator driver to generate digital supply voltage from the analog supply voltage.
- Supports sample rates from 32 kHz to 192 kHz.
- Low propagation delay mode for 192 kHz sample rate.
- Log volume control with autoramp function.
- Software-controllable clickless mute and power-down.
- Temperature sensor with digital readout (±3°C accuracy).
- Master and slave modes with up to 12-channel input/output.
- Right justified, left justified, I2S, and TDM modes.
- On-chip digital interpolation filters with 68 dB stop-band attenuation and linear phase response.
- Low EMI design using continuous time architectures and on-board PLL.
Applications
- Automotive audio systems.
- Home theater systems.
- Digital audio effects processors.
Q & A
- What is the ADAU1962WBSTZRL?
The ADAU1962WBSTZRL is a high-performance, single-chip digital-to-analog converter (DAC) produced by Analog Devices Inc.
- How many DACs does the ADAU1962WBSTZRL provide?
The ADAU1962WBSTZRL provides 12 DACs.
- What are the supported sample rates for the ADAU1962WBSTZRL?
The ADAU1962WBSTZRL supports sample rates from 32 kHz to 192 kHz.
- What is the dynamic range of the ADAU1962WBSTZRL in differential mode?
The dynamic range in differential mode is 114 dB A-weighted.
- What is the total harmonic distortion plus noise (THD + N) in differential mode?
The THD + N in differential mode is −97 dB.
- What are the supply voltage requirements for the ADAU1962WBSTZRL?
The ADAU1962WBSTZRL requires 2.5 V digital, 5 V analog, and 3.3 V or 5 V input/output supplies.
- What interface options are available for the ADAU1962WBSTZRL?
The ADAU1962WBSTZRL supports SPI and I2C interfaces.
- What is the operating temperature range of the ADAU1962WBSTZRL?
The operating temperature range is −40°C to +125°C.
- What are some of the key features of the ADAU1962WBSTZRL?
Key features include log volume control, software-controllable clickless mute, temperature sensor, and low EMI design.
- What are the typical applications of the ADAU1962WBSTZRL?
Typical applications include automotive audio systems, home theater systems, and digital audio effects processors.
- What package type is the ADAU1962WBSTZRL available in?
The ADAU1962WBSTZRL is available in an 80-lead LQFP package.
