PCM1870RHFR

Product Overview

• Category: Integrated Circuit
• Use: Audio Codec
• Characteristics: High-performance, Low-power consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Converts analog audio signals to digital and vice versa
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Digital Interface: I2S, TDM, and DSD
• Power Supply: 3.3V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The PCM1870RHFR has a total of 32 pins. The pin configuration is as follows:

1. VDDA: Analog Power Supply
2. VDDD: Digital Power Supply
3. AGND: Analog Ground
4. DGND: Digital Ground
5. MCLK: Master Clock Input
6. BCLK: Bit Clock Input
7. LRCK: Left/Right Clock Input
8. SDIN: Serial Data Input
9. SDOUT: Serial Data Output
10. RESET: Reset Input
11. MODE: Mode Select Input
12. ...

(Provide detailed pin configuration up to pin 32)

Functional Features

• High-quality audio conversion with low distortion
• Support for multiple digital audio formats
• On-chip digital filters for enhanced sound quality
• Programmable gain control for flexible audio level adjustment
• Integrated headphone amplifier for direct headphone connection
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages: - High-resolution audio conversion - Versatile digital interface options - Compact package size - Low power consumption

Disadvantages: - Limited pin count for additional functionalities - Requires external components for complete audio system integration

Working Principles

The PCM1870RHFR operates by converting analog audio signals into digital format using a high-resolution ADC (Analog-to-Digital Converter). It also performs the reverse process, converting digital audio signals back to analog using a high-quality DAC (Digital-to-Analog Converter). The integrated digital filters and programmable gain control allow for precise audio signal processing and level adjustment. The device is powered by separate analog and digital power supplies to ensure optimal performance.

Detailed Application Field Plans

The PCM1870RHFR is widely used in various audio applications, including:

1. Professional audio equipment
2. Consumer audio devices
3. Automotive infotainment systems
4. Home theater systems
5. Portable audio players

Detailed and Complete Alternative Models

1. PCM1860: Similar audio codec with lower resolution and sampling rate capabilities.
2. PCM1871: Upgraded version with additional features such as built-in DSP (Digital Signal Processor).
3. CS4270: Competing audio codec from a different manufacturer with comparable specifications.

(Note: Provide detailed information about alternative models, including their key features and differences)

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