PCM1851PJTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Analog-to-Digital Converter (ADC)
• Characteristics:
  • High-performance ADC with a resolution of up to 24 bits
  • Low power consumption
  • Small form factor
  • Wide dynamic range
• Package: PJTR package
• Essence: Converts analog audio signals into digital format
• Packaging/Quantity: Available in reels, quantity varies based on order size

Specifications

• Resolution: Up to 24 bits
• Sampling Rate: Up to 192 kHz
• Input Voltage Range: ±5 V
• Power Supply: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PCM1851PJTR has the following pin configuration:

1. VCC: Power supply voltage
2. GND: Ground reference
3. BCLK: Bit clock input
4. LRCLK: Left/right clock input
5. SDATA: Serial data output
6. MCLK: Master clock input
7. AGND: Analog ground reference
8. VINL: Analog input for left channel
9. VINR: Analog input for right channel

Functional Features

• High-resolution audio conversion
• Supports various sampling rates
• Low distortion and noise levels
• Flexible clocking options
• Differential analog inputs for improved signal integrity
• On-chip digital filters for enhanced audio performance

Advantages

• High-quality audio conversion
• Wide range of supported sampling rates
• Compact size allows for integration in space-constrained designs
• Low power consumption for energy-efficient applications
• Excellent signal-to-noise ratio for accurate audio reproduction

Disadvantages

• Limited availability of alternative models
• Higher cost compared to lower-end ADCs
• Requires external components for complete audio signal processing

Working Principles

The PCM1851PJTR operates on the principle of analog-to-digital conversion. It takes analog audio signals as input and converts them into digital format using a high-resolution ADC. The converted digital data can then be processed or transmitted digitally for further use.

Detailed Application Field Plans

The PCM1851PJTR is widely used in various audio applications, including:

1. Professional audio recording equipment
2. Consumer audio devices such as soundbars and home theater systems
3. Musical instruments and audio effects processors
4. Automotive audio systems
5. Industrial audio equipment

Alternative Models

While the PCM1851PJTR is a popular choice for high-quality audio conversion, there are alternative models available from different manufacturers. Some notable alternatives include:

• TI PCM186x series
• Cirrus Logic CS536x series
• Analog Devices AD197x series

These alternative models offer similar functionality and performance, providing options for designers based on specific requirements.

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