Overview
The AD74111YRU from Analog Devices Inc. is a low-cost, low-power mono audio codec designed for various professional and industrial applications where high-fidelity audio processing is essential. This device is particularly suitable for audio sections of digital video recorders, audio recorders, sound cards, and audio test equipment. It features a 24-bit serial interface and employs Sigma-Delta converter architecture, ensuring high-quality audio output with an excellent signal-to-noise ratio and dynamic range.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution (Bits) | 24 | b |
| Sigma Delta | Yes | |
| S/N Ratio, ADCs / DACs (dB) Typ | 77 / 89 | dB |
| Dynamic Range, ADCs / DACs (dB) Typ | 85 / 93 | dB |
| Voltage Supply, Analog | 2.5 | V |
| Voltage Supply, Digital | 2.5 | V |
| Operating Temperature | -40°C to 105°C | °C |
| Mounting Type | Surface Mount | |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) | |
| Number of ADCs / DACs | 1 / 1 |
Key Features
- High-Quality Audio Processing: The AD74111YRU features a 24-bit resolution and Sigma-Delta converter architecture, providing a high signal-to-noise ratio (up to 89 dB) and dynamic range (up to 95 dB).
- Low Power Consumption: Operates from a single 2.5V power supply for both analog and digital sections, enhancing power efficiency.
- Compact Packaging: Available in a 16-TSSOP package, measuring 0.173" (4.40mm) wide, allowing for compact and flexible design options.
- Wide Operating Temperature Range: Functions reliably across a broad temperature range of -40°C to 105°C.
- Serial Data Interface: Supports serial data communication, making it compatible with various digital audio systems.
- Independent Mute and Volume Control: The DAC channel includes software-controllable mute and volume control functions.
- Low Group Delay Option: Allows bypassing of much of the digital filtering to reduce time delay between sampling and output availability.
Applications
- Digital Audio Devices: Suitable for professional and consumer audio equipment, such as audio recorders and sound cards.
- Automotive Audio Systems: Ideal for automotive audio applications requiring high-quality audio processing.
- Sound Processing Applications: Used in various sound processing applications where high-fidelity audio is critical.
- Audio Test Equipment: Employed in audio test equipment to ensure high-quality audio output and input.
Q & A
- What is the resolution of the AD74111YRU audio codec?
The AD74111YRU has a 24-bit resolution for both ADC and DAC channels.
- What is the signal-to-noise ratio (S/N Ratio) of the AD74111YRU?
The S/N Ratio is 77 dB for ADCs and 89 dB for DACs.
- What is the dynamic range of the AD74111YRU?
The dynamic range is 85 dB for ADCs and 93 dB for DACs.
- What is the operating voltage of the AD74111YRU?
The device operates from a single 2.5V power supply for both analog and digital sections.
- What is the operating temperature range of the AD74111YRU?
The operating temperature range is -40°C to 105°C.
- What type of converter architecture does the AD74111YRU use?
The AD74111YRU employs Sigma-Delta converter architecture.
- What is the package type of the AD74111YRU?
The device is available in a 16-TSSOP package.
- Does the AD74111YRU support serial data communication?
Yes, it supports serial data communication through its 24-bit serial interface.
- Can the AD74111YRU be used in automotive audio systems?
Yes, it is suitable for automotive audio applications requiring high-quality audio processing.
- What are the key applications of the AD74111YRU?
The key applications include digital audio devices, professional and consumer audio equipment, automotive audio systems, and sound processing applications.
