Overview
The UDA1334BTS, produced by NXP USA Inc., is a low-power audio Digital-to-Analog Converter (DAC) designed for various digital audio applications. This component is particularly suited for portable devices such as MiniDisc players, MP3 players, and DVD players due to its low power consumption and high performance. The UDA1334BTS integrates a digital filter and DAC, eliminating the need for additional analog post-filtering. It operates in slave mode and supports multiple data formats, making it an efficient and easy-to-use solution for audio processing.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Power Supply Voltage (VDDA) | 1.8 | 2.0 | 3.6 | V |
| Sample Frequencies | 8 | - | 100 | kHz |
| Word Lengths (I2S-bus) | - | - | Up to 24 bits | - |
| Word Lengths (LSB-justified) | - | - | 16, 20, 24 bits | - |
| Package Type | - | - | SSOP16 | - |
| Operating Temperature | -40 | - | 85 | °C |
Key Features
- Low power consumption
- Integrated digital filter plus DAC, eliminating the need for analog post-filtering
- Supports I2S-bus and LSB-justified serial data formats
- Automatic system clock versus sample rate detection
- Digital de-emphasis for 44.1 kHz sampling rate
- Mute function
- Standby or Sleep mode for power down
- High linearity, wide dynamic range, and low distortion
Applications
The UDA1334BTS is excellently suited for digital audio portable applications, including:
- Portable MiniDisc players
- MP3 players
- DVD players
Q & A
- What is the power supply voltage range of the UDA1334BTS?
The power supply voltage range is from 1.8 V to 3.6 V. - What are the supported sample frequencies for the UDA1334BTS?
The supported sample frequencies range from 8 kHz to 100 kHz. - What data formats does the UDA1334BTS support?
The UDA1334BTS supports I2S-bus and LSB-justified serial data formats. - Does the UDA1334BTS require additional analog post-filtering?
No, it does not require additional analog post-filtering due to its integrated digital filter and DAC. - What is the package type of the UDA1334BTS?
The package type is SSOP16. - What are the key features of the UDA1334BTS?
Key features include low power consumption, integrated digital filter plus DAC, automatic system clock detection, digital de-emphasis, mute function, and standby or sleep mode. - What applications is the UDA1334BTS suited for?
The UDA1334BTS is suited for digital audio portable applications such as portable MiniDisc players, MP3 players, and DVD players. - How does the UDA1334BTS manage power consumption?
The UDA1334BTS has a low power consumption and includes a standby or sleep mode to power down the DAC when not in use. - Does the UDA1334BTS support multiple word lengths?
Yes, it supports word lengths of up to 24 bits for I2S-bus and 16, 20, and 24 bits for LSB-justified formats. - What is the operating temperature range of the UDA1334BTS?
The operating temperature range is from -40°C to 85°C.
