PCM1780DBQG4

Overview

Product Category: Integrated Circuit (IC)

Use: Digital-to-Analog Converter (DAC)

Characteristics: - High-performance audio DAC - Low power consumption - Small package size - Wide dynamic range - High signal-to-noise ratio

Package: DBQ (SSOP) package

Essence: The PCM1780DBQG4 is a high-quality audio DAC designed for various applications in the audio industry.

Packaging/Quantity: The PCM1780DBQG4 is typically sold in reels of 2500 units.

Specifications

• Resolution: 24-bit
• Sampling Rate: Up to 96 kHz
• Total Harmonic Distortion + Noise (THD+N): 0.002%
• Signal-to-Noise Ratio (SNR): 105 dB
• Power Supply Voltage: 5 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PCM1780DBQG4 has a total of 20 pins, which are configured as follows:

1. VCOM
2. AGND
3. DGND
4. AVCC
5. DVCC
6. BCK
7. LRCK
8. DIN
9. MUTE
10. DEEMPH
11. SCLK
12. VOUTL
13. VOUTR
14. VREFL
15. VREFR
16. NC
17. NC
18. NC
19. NC
20. NC

Functional Features

• High-resolution audio playback
• Low distortion and noise levels
• Built-in digital filters for enhanced sound quality
• On-chip mute function
• Support for de-emphasis filtering
• Flexible control interface

Advantages and Disadvantages

Advantages: - High-quality audio output - Low power consumption - Compact package size - Wide dynamic range

Disadvantages: - Limited maximum sampling rate (96 kHz) - Requires an external digital audio source

Working Principles

The PCM1780DBQG4 operates by converting digital audio signals into analog waveforms using a high-resolution DAC. It utilizes advanced digital filtering techniques to enhance the audio quality and minimize distortion. The converted analog signals are then amplified and sent to the output for further processing or direct playback.

Detailed Application Field Plans

The PCM1780DBQG4 is widely used in various audio applications, including: - Professional audio equipment - Consumer audio devices - Automotive audio systems - Home theater systems - Musical instruments

Alternative Models

1. PCM1792A: Higher resolution (32-bit) DAC with similar features.
2. PCM5102A: Lower-cost DAC with 16-bit resolution.
3. AK4490EQ: High-end DAC with 32-bit resolution and advanced features.

These alternative models offer different specifications and price points, allowing users to choose the most suitable option based on their specific requirements.

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