MAX98928EWX+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High-performance, low-power, stereo audio amplifier
• Package: 36-WLP (Wafer Level Package)
• Essence: Provides high-quality audio amplification in a compact form factor
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Power Supply Voltage: 2.5V to 5.5V
• Output Power: Up to 1.4W per channel
• Total Harmonic Distortion + Noise: <0.01%
• Signal-to-Noise Ratio: >100dB
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 2.56mm x 2.56mm

Pin Configuration

The MAX98928EWX+T has a total of 36 pins. The pin configuration is as follows:

1. VDD
2. GND
3. SDATA_IN
4. SCLK
5. LRCLK
6. RESET
7. SHDN
8. BTL_OUT1P
9. BTL_OUT1N
10. BTL_OUT2P
11. BTL_OUT2N
12. BTL_OUT3P
13. BTL_OUT3N
14. BTL_OUT4P
15. BTL_OUT4N
16. BTL_OUT5P
17. BTL_OUT5N
18. BTL_OUT6P
19. BTL_OUT6N
20. BTL_OUT7P
21. BTL_OUT7N
22. BTL_OUT8P
23. BTL_OUT8N
24. BTL_OUT9P
25. BTL_OUT9N
26. BTL_OUT10P
27. BTL_OUT10N
28. BTL_OUT11P
29. BTL_OUT11N
30. BTL_OUT12P
31. BTL_OUT12N
32. BTL_OUT13P
33. BTL_OUT13N
34. BTL_OUT14P
35. BTL_OUT14N
36. VBAT

Functional Features

• High-quality audio amplification for stereo applications
• Low-power consumption for extended battery life
• Integrated shutdown and reset functions for power management
• Built-in protection circuitry against overvoltage, undervoltage, and short circuits
• Flexible control interface with I2C communication protocol

Advantages and Disadvantages

Advantages: - Compact package size enables space-saving designs - High output power capability for improved audio performance - Wide operating voltage range allows compatibility with various power sources - Excellent signal-to-noise ratio ensures clear and crisp audio reproduction

Disadvantages: - Limited number of output channels (14 in total) - Requires external components for proper operation - Sensitive to electromagnetic interference in certain environments

Working Principles

The MAX98928EWX+T is an audio amplifier IC that operates by receiving digital audio data through the SDATA_IN pin. The incoming data is synchronized with the clock signal provided on the SCLK pin. The LRCLK pin determines the left/right channel information.

Once the digital audio data is received, the IC processes it using internal algorithms and amplifies the analog audio signals. The amplified audio signals are then sent to the corresponding output pins, which can be connected to speakers or headphones.

The IC incorporates various protection mechanisms to ensure safe operation and prevent damage to the device and connected audio equipment. These protections include overvoltage, undervoltage, and short circuit protection.

Detailed Application Field Plans

The MAX98928EWX+T is suitable for a wide range of applications, including:

1. Portable audio devices such as smartphones, tablets, and portable media players
2. Bluetooth speakers and wireless headphones
3. Automotive infotainment systems
4. Home audio systems and soundbars
5. Gaming consoles and virtual reality headsets
6. Professional audio equipment like mixers and amplifiers

Alternative Models

For users seeking alternative options, the following audio amplifier ICs can be considered:

1. MAX98357A: Stereo Class D audio amplifier with I2S interface
2. TPA3116D2: High-performance Class D audio amplifier with integrated DSP
3. LM386: Low-voltage audio power amplifier with simple external circuitry
4. TAS5720: Digital input stereo Class D audio amplifier with advanced audio processing features

These alternative models offer different features and specifications, catering to diverse application requirements.

In conclusion, the MAX98928EWX+T is a high-performance audio amplifier IC that provides excellent audio amplification in a