TLV320A1109PBSRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Codec
• Characteristics: High-performance, low-power, stereo audio codec with integrated headphone amplifier
• Package: 32-pin TQFP (Thin Quad Flat Package)
• Essence: TLV320A1109PBSRG4 is a versatile audio codec designed for various audio applications, offering high-quality audio processing and amplification capabilities.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Audio Resolution: Up to 24-bit
• Sampling Rate: Supports sampling rates from 8 kHz to 192 kHz
• Digital Interfaces: I2S, TDM, and SPI
• Analog Inputs: Stereo line inputs, microphone inputs
• Analog Outputs: Stereo line outputs, headphone output
• Power Supply: 3.3V

Pin Configuration

The TLV320A1109PBSRG4 features a 32-pin TQFP package with the following pin configuration:

1. VDDIO
2. DVDD
3. AVDD
4. AGND
5. DGND
6. MICBIAS
7. MICIN1P
8. MICIN1N
9. MICBIAS
10. MICIN2P
11. MICIN2N
12. LINEINL
13. LINEINR
14. HPLCOM
15. HPRCOM
16. HPL
17. HPR
18. LINEOUTL
19. LINEOUTR
20. SPKOUTL
21. SPKOUTR
22. BCLK
23. WCLK
24. SDIN
25. SDOUT
26. RESET
27. GPIO1
28. GPIO2
29. GPIO3
30. GPIO4
31. GPIO5
32. GND

Functional Features

• High-quality audio processing with low distortion and noise levels
• Integrated headphone amplifier for driving headphones directly
• Flexible digital interfaces for seamless integration with various systems
• Multiple analog inputs and outputs for versatile audio connectivity
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages: - High-performance audio processing capabilities - Integrated headphone amplifier simplifies system design - Versatile digital interfaces enable easy integration - Low power consumption for energy efficiency

Disadvantages: - Limited number of GPIO pins for additional functionality - Requires external components for certain applications

Working Principles

The TLV320A1109PBSRG4 operates by receiving analog audio signals through its various input channels. These signals are then converted into digital format using high-resolution ADCs (Analog-to-Digital Converters). The digital audio data is processed internally to enhance the audio quality and remove any unwanted noise or distortion.

The processed audio data can be outputted through the different analog output channels or digitally transmitted through the available digital interfaces. The integrated headphone amplifier allows direct connection of headphones, providing amplified audio output without the need for an external amplifier.

Detailed Application Field Plans

The TLV320A1109PBSRG4 finds applications in various audio-related fields, including:

1. Consumer Electronics: Used in smartphones, tablets, portable media players, and other portable devices for high-quality audio playback.
2. Automotive: Integrated into car infotainment systems for enhanced audio processing and amplification.
3. Home Audio Systems: Utilized in home theater systems, soundbars, and audio receivers to provide superior audio performance.
4. Professional Audio Equipment: Incorporated into mixers, audio interfaces, and studio equipment for accurate audio signal processing.

Detailed and Complete Alternative Models

1. TLV320A1109PAG4: Similar to TLV320A1109PBSRG4, but available in a 48-pin TQFP package.
2. TLV320A1109PWRG4: Same features as TLV320A1109PBSRG4, but available in a smaller 20-pin TSSOP (Thin Shrink Small Outline Package) package.
3. TLV320A1109PHPRG4: Variant with an integrated Class-D amplifier for driving speakers directly.

These alternative models offer similar functionality and performance, providing options for different package sizes and additional features based on specific application requirements.

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