DAC38J82IAAVR

Basic Information Overview

• Category: Digital-to-Analog Converter (DAC)
• Use: Converts digital signals into analog signals
• Characteristics:
  • High-resolution audio conversion
  • Low distortion and noise
  • Wide dynamic range
  • Fast settling time
• Package: Integrated circuit (IC)
• Essence: Provides high-quality analog output from digital input signals
• Packaging/Quantity: Typically sold in reels or trays containing multiple units

Specifications

• Resolution: Up to 24 bits
• Sampling Rate: Up to 192 kHz
• Output Voltage Range: ±10 V
• Power Supply: +5 V, -5 V
• Operating Temperature Range: -40°C to +85°C
• Package Type: QFN (Quad Flat No-Lead)
• Pin Count: 64

Detailed Pin Configuration

The DAC38J82IAAVR has a total of 64 pins. The pin configuration is as follows:

1. VDDA: Analog power supply voltage
2. VSSA: Analog ground
3. VREFP: Positive reference voltage input
4. VREFN: Negative reference voltage input
5. AGND: Analog ground
6. AVDD: Digital power supply voltage
7. DVDD: Digital power supply voltage
8. RESET: Reset input
9. SCLK: Serial clock input
10. SDIN: Serial data input
11. SYNC: Frame synchronization input
12. SDOUT: Serial data output
13. FSADJ: Frame synchronization adjustment
14. CLKOUT: Clock output
15. REFOUT: Reference voltage output
16. VCOM: Common-mode voltage output 17-64. DAC outputs (D0-D47)

Functional Features

• High-speed serial interface for easy integration with microcontrollers or DSPs
• Programmable gain and offset adjustment
• Built-in digital filters for improved signal quality
• Low power consumption
• Flexible power-down modes for energy efficiency

Advantages

• High-resolution audio conversion ensures accurate reproduction of digital signals
• Low distortion and noise result in a clean and clear analog output
• Wide dynamic range allows for faithful representation of audio signals
• Fast settling time enables rapid response to input changes

Disadvantages

• Requires external voltage references for operation
• Limited pin count may restrict the number of channels in multi-channel applications

Working Principles

The DAC38J82IAAVR operates by receiving digital input data and converting it into an analog output voltage. It utilizes advanced digital-to-analog conversion techniques to ensure high accuracy and fidelity. The device incorporates internal circuitry to handle the conversion process, including digital filters for signal conditioning and output amplifiers for driving external loads.

Detailed Application Field Plans

The DAC38J82IAAVR is commonly used in various applications that require high-quality analog output from digital sources. Some potential application fields include: - Audio equipment: Hi-fi systems, professional audio interfaces, audio mixers - Telecommunications: Digital audio broadcasting, voice communication systems - Test and measurement: Signal generators, audio analyzers - Industrial control: Process control systems, automation equipment

Detailed and Complete Alternative Models

• DAC38J84IAAVR: Similar to DAC38J82IAAVR but with additional channels for multi-channel applications
• DAC38J83IAAVR: Similar to DAC38J82IAAVR but with higher resolution and sampling rate capabilities
• DAC38J81IAAVR: Similar to DAC38J82IAAVR but with lower power consumption and smaller package size

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