Overview
The PCM1754DBQR, manufactured by Texas Instruments, is a high-performance stereo audio digital-to-analog converter (DAC) designed for professional and consumer audio applications. This 24-bit DAC features a delta-sigma architecture and supports sampling rates up to 192 kS/s, delivering exceptional audio quality with a signal-to-noise ratio (SNR) of 106 dB. Its compact SSOP-16 package and single 5V power supply make it suitable for space-constrained designs. The PCM1754DBQR is ideal for audio systems requiring high fidelity and reliability, such as home theater systems, professional audio equipment, and automotive infotainment systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 24 | bit | |
| Sampling Rate | 192 | kS/s | |
| SNR | 106 | dB | |
| THD + Noise | 0.002 | % | |
| Interface Type | Serial (3-Wire) | ||
| DAC Channels | 2 | ||
| Output Type | Voltage | ||
| Power Supply | 5 | V | Single |
| Operating Temperature | -25 to +85 | °C | |
| Package | SSOP-16 |
Key Features
- High-resolution 24-bit audio conversion for superior sound quality.
- Delta-sigma architecture ensures low distortion and high SNR.
- Supports sampling rates up to 192 kS/s for high-fidelity audio playback.
- Compact SSOP-16 package for space-efficient designs.
- Single 5V power supply simplifies system integration.
Applications
The PCM1754DBQR is widely used in various audio applications, including home theater systems, professional audio equipment, automotive infotainment systems, and portable audio devices. Its high performance and reliability make it a preferred choice for designers seeking to deliver premium audio experiences.
Q & A
1. What is the resolution of the PCM1754DBQR?
The PCM1754DBQR has a resolution of 24 bits.
2. What is the maximum sampling rate supported?
It supports sampling rates up to 192 kS/s.
3. What is the SNR of this DAC?
The signal-to-noise ratio is 106 dB.
4. What is the power supply requirement?
It operates on a single 5V power supply.
5. What is the operating temperature range?
The operating temperature range is -25°C to +85°C.
6. What package does the PCM1754DBQR use?
It comes in an SSOP-16 package.
7. How many DAC channels does it have?
It has 2 DAC channels.
8. What is the THD + Noise value?
The THD + Noise is 0.002%.
9. Is the PCM1754DBQR suitable for automotive applications?
Yes, it is suitable for automotive infotainment systems.
10. What is the interface type?
It uses a Serial (3-Wire) interface.
