Overview
The PCM1754DBQRG4 is a high-performance, 24-bit stereo audio digital-to-analog converter (DAC) produced by Texas Instruments. This model is designed for applications requiring high-fidelity audio reproduction, offering a signal-to-noise ratio (SNR) of 106 dB. It is particularly suited for use in consumer electronics, professional audio equipment, and automotive audio systems. The PCM1754DBQRG4 stands out for its hardware control interface, making it a versatile choice for designers seeking robust audio solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 24 | Bits | |
| SNR | 106 | dB | Typical |
| THD+N | 0.002 | % | Typical |
| Sampling Rate | 192 | kHz | Maximum |
| Supply Voltage | 5 | V | Single Supply |
| Package | SSOP-16 | Lead-free |
Key Features
- High-resolution 24-bit audio DAC
- Hardware control interface for simplified integration
- Enhanced multi-level Delta-Sigma architecture
- Soft mute and zero flag for L/R channel common-mode output
- 44.1 kHz digital de-emphasis function
Applications
The PCM1754DBQRG4 is widely used in various audio applications, including home theater systems, professional audio mixing consoles, and automotive infotainment systems. Its high SNR and low distortion make it ideal for delivering high-quality audio in environments where sound clarity and fidelity are paramount. Additionally, its compact SSOP-16 package allows for easy integration into space-constrained designs.
Q & A
1. What is the resolution of the PCM1754DBQRG4?
The PCM1754DBQRG4 has a resolution of 24 bits.
2. What is the typical SNR of this DAC?
The typical SNR is 106 dB.
3. What is the maximum sampling rate supported?
The maximum sampling rate is 192 kHz.
4. Does it support hardware control?
Yes, it features a hardware control interface.
5. What is the supply voltage requirement?
It requires a single 5V supply.
6. What package does it come in?
It is available in an SSOP-16 package.
7. Is this DAC suitable for automotive applications?
Yes, it is well-suited for automotive audio systems.
8. Does it include a soft mute function?
Yes, it includes a soft mute feature.
9. What is the typical THD+N?
The typical THD+N is 0.002%.
10. Does it support digital de-emphasis?
Yes, it supports 44.1 kHz digital de-emphasis.
