Overview
The STMicroelectronics STA32613TR is a highly advanced 2.1-channel digital audio system designed for high-efficiency and versatility. This integrated circuit is part of the STA326 family and is known for its robust feature set and energy-efficient operation. It is particularly suited for applications requiring high-quality audio output with multiple power configurations.
Key Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage Range | 10 V - 36 V |
| Power Output Configurations | 2 x 40 W + 1 x 80 W, 2 x 80 W, 1 x 160 W |
| Package Type | PowerSO-36 with exposed pad up (EPU) |
| Audio Channels | 2.1 channels of 24-bit DDX® |
| Signal-to-Noise Ratio (SNR) | 100 dB |
| Input Sample Rates | 32 kHz to 192 kHz |
| Digital Gain/Attenuation | +48 dB to -80 dB in 0.5-dB steps |
| Biquads per Channel | Four 28-bit user-programmable biquads (EQ) |
| Control Interface | I2C |
| Input Data Interface | 2-channel I2S |
Key Features
- Wide supply voltage range (10 V - 36 V)
- Three power output configurations: 2 x 40 W + 1 x 80 W, 2 x 80 W, 1 x 160 W
- 24-bit DDX® audio processing with 100-dB SNR and dynamic range
- Digital gain/attenuation from +48 dB to -80 dB in 0.5-dB steps
- Four 28-bit user-programmable biquads (EQ) per channel
- I2C control and 2-channel I2S input data interface
- Individual channel and master gain/attenuation, soft/hard mute, and volume control
- Bass/treble tone control and dual independent programmable limiters/compressors
- Automodes with preset EQ curves, crossover settings, and volume curves
- AM noise-reduction and PWM frequency-shifting modes
- Post-EQ user-programmable mix with default 2.1 bass-management settings
Applications
The STA32613TR is suitable for a variety of audio applications requiring high-quality sound and flexible power configurations. These include home audio systems, car audio systems, professional audio equipment, and any other application where advanced digital audio processing is necessary.
Q & A
- What is the supply voltage range of the STA32613TR?
The supply voltage range is from 10 V to 36 V. - What are the available power output configurations?
The available configurations are 2 x 40 W + 1 x 80 W, 2 x 80 W, and 1 x 160 W. - What is the audio processing capability of the STA32613TR?
It supports 2.1 channels of 24-bit DDX® audio processing. - What is the signal-to-noise ratio (SNR) of the STA32613TR?
The SNR is 100 dB. - What are the input sample rates supported by the STA32613TR?
The input sample rates range from 32 kHz to 192 kHz. - How is the digital gain/attenuation controlled?
Digital gain/attenuation is controlled from +48 dB to -80 dB in 0.5-dB steps. - What control interface does the STA32613TR use?
The control interface is I2C. - Does the STA32613TR support user-programmable equalization (EQ)?
Yes, it supports four 28-bit user-programmable biquads (EQ) per channel. - What are some of the automodes available in the STA32613TR?
Automodes include preset EQ curves, crossover settings, volume curves, anti-clipping modes, and a nighttime listening mode. - Is the STA32613TR suitable for professional audio applications?
Yes, it is suitable for professional audio applications due to its advanced features and high-quality audio processing.
