Overview
The UDA1334ATS/N2,112 is a low-power, stereo audio digital-to-analog converter (DAC) produced by NXP USA Inc. This component is designed to provide high-quality audio conversion with advanced features such as a built-in Phase-Locked Loop (PLL) for system clock generation. It supports multiple digital audio formats, making it versatile for various audio applications. The DAC operates within a low power consumption range, making it suitable for battery-powered devices and other power-sensitive applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 24 bits | |
| Sampling Frequency | Up to 96 kHz | |
| Supply Voltage (VDDA/VDDD) | 2.4 to 3.6 V | V |
| Analog Supply Current (IDDA) | Typically 3.5 mA (audio mode) | mA |
| Digital Supply Current (IDDD) | Typically 2.5 mA (audio mode) | mA |
| Signal-to-Noise Ratio (SNR) | Up to 100 dB (A-weighted at 44.1 kHz) | dB |
| Channel Separation | 100 dB | dB |
| Power Supply Rejection Ratio (PSRR) | Typically 60 dB | dB |
| Package Type | SSOP16 (plastic shrink small outline package; 16 leads) |
Key Features
- Supports I2S-bus and LSB-justified serial data formats with word lengths up to 24 bits.
- Integrated PLL for system clock generation.
- De-emphasis control for 44.1 kHz sampling frequency in audio mode.
- Mute control for audio output.
- Low power consumption suitable for battery-powered devices.
- Advanced audio configuration options.
Applications
The UDA1334ATS/N2,112 is suitable for a variety of audio applications, including portable audio devices, car audio systems, home audio equipment, and any other system requiring high-quality digital-to-analog conversion. Its low power consumption and compact package make it particularly useful in battery-powered devices and space-constrained designs.
Q & A
- What is the resolution of the UDA1334ATS/N2,112 DAC? The resolution is 24 bits.
- What is the maximum sampling frequency supported by the UDA1334ATS/N2,112? The maximum sampling frequency is up to 96 kHz.
- What are the supported digital audio formats? The DAC supports I2S-bus and LSB-justified serial data formats with word lengths up to 24 bits.
- Does the UDA1334ATS/N2,112 have a built-in PLL? Yes, it includes an integrated PLL for system clock generation.
- What is the typical analog supply current in audio mode? The typical analog supply current is 3.5 mA.
- What is the signal-to-noise ratio (SNR) of the UDA1334ATS/N2,112? The SNR is up to 100 dB (A-weighted at 44.1 kHz).
- What is the package type of the UDA1334ATS/N2,112? The package type is SSOP16 (plastic shrink small outline package; 16 leads).
- Does the UDA1334ATS/N2,112 support de-emphasis control? Yes, it supports de-emphasis control for 44.1 kHz sampling frequency in audio mode.
- Is the UDA1334ATS/N2,112 suitable for battery-powered devices? Yes, it is designed for low power consumption, making it suitable for battery-powered devices.
- What are some common applications of the UDA1334ATS/N2,112? Common applications include portable audio devices, car audio systems, and home audio equipment.
