PCM1789PWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital-to-Analog Converter (DAC)
• Characteristics: High-performance, low-power consumption
• Package: TSSOP-20
• Essence: Converts digital audio signals into analog audio signals
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Total Harmonic Distortion + Noise (THD+N): <0.001%
• Signal-to-Noise Ratio (SNR): >110 dB
• Power Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDIN: Serial data input
4. SCLK: Serial clock input
5. LRCK: Left/right channel select
6. MUTE: Mute control input
7. BICK: Bit clock input
8. SDO: Serial data output
9. AGND: Analog ground reference
10. AVCC: Analog power supply voltage input
11. OUTL: Analog left channel output
12. OUTR: Analog right channel output
13. DVDD: Digital power supply voltage input
14. RESET: Reset control input
15. FS: Frame sync input
16. DEEMPH: De-emphasis control input
17. I2S: I2S format select
18. DEMP: De-emphasis select
19. VCOM: Common-mode voltage output
20. VREF: Reference voltage output

Functional Features

• High-resolution audio conversion
• Low power consumption
• Wide operating temperature range
• Supports various audio formats (I2S, left-justified, right-justified)
• Built-in de-emphasis filter for improved audio quality
• Mute control for easy volume adjustment

Advantages and Disadvantages

Advantages: - High-performance audio conversion - Low power consumption - Wide operating temperature range allows for versatile applications - Multiple audio format support enhances compatibility - Built-in de-emphasis filter improves audio quality - Mute control simplifies volume adjustment

Disadvantages: - Limited to 24-bit resolution - Requires external components for complete audio system integration

Working Principles

The PCM1789PWG4 is a digital-to-analog converter that operates by converting digital audio signals into analog audio signals. It utilizes high-resolution technology to accurately reproduce audio with minimal distortion. The device accepts digital audio data in various formats and converts it into analog signals suitable for amplification and playback through speakers or headphones.

Detailed Application Field Plans

The PCM1789PWG4 is widely used in audio equipment and systems where high-quality audio conversion is required. Some common application fields include:

1. Professional audio recording and mixing consoles
2. Home theater systems
3. Automotive audio systems
4. Portable media players
5. Digital audio workstations
6. Hi-Fi audio equipment

Detailed and Complete Alternative Models

1. PCM1794A: Higher resolution (32-bit), lower THD+N (<0.0004%)
2. PCM1798: Higher sampling rate (up to 216 kHz), lower power consumption
3. PCM5102A: Lower cost, smaller package size (SSOP-16)

These alternative models offer different specifications and features to cater to specific requirements and budgets.

Word count: 342 words