Audio Click-Pop Suppressor The MAX9890AEBL+T is a high-performance, low-power digital input Class D audio amplifier from Maxim Integrated (now part of Analog Devices). Below are the factual details about the part:
### **Manufacturer:**
- **MAX** (Maxim Integrated, now part of Analog Devices)
### **Specifications:**
- **Type:** Digital Input Class D Audio Amplifier
- **Output Power:** Up to 3.2W per channel (into 4Ω load at 5V supply)
- **Number of Channels:** 2 (Stereo)
- **Supply Voltage Range:** 2.5V to 5.5V
- **Efficiency:** Up to 90% (typical)
- **THD+N (Total Harmonic Distortion + Noise):** <0.1% (typical)
- **SNR (Signal-to-Noise Ratio):** >100dB (A-weighted)
- **Digital Input Interface:** I²S, Left-Justified, Right-Justified, TDM (Time-Division Multiplexing)
- **Sample Rate Support:** Up to 48kHz
- **Package:** 36-Bump WLP (Wafer-Level Package, 2.1mm x 2.6mm)
- **Operating Temperature Range:** -40°C to +85°C
### **Descriptions:**
- The MAX9890AEBL+T is a stereo Class D amplifier with an integrated digital audio interface, eliminating the need for an external DAC.
- It is designed for portable devices such as smartphones, tablets, and other battery-powered audio applications.
- The device features low EMI (Electromagnetic Interference) and high efficiency, making it suitable for compact designs.
### **Features:**
- **Low Power Consumption:** Optimized for battery life in portable devices.
- **Integrated Digital Audio Interface:** Supports multiple digital input formats (I²S, TDM, etc.).
- **Pop-and-Click Suppression:** Minimizes audible noise during power-up/down.
- **Automatic Gain Control (AGC):** Protects speakers from overdrive.
- **Short-Circuit and Thermal Protection:** Enhances reliability.
- **Small Footprint:** 36-bump WLP package saves board space.
This information is based solely on the manufacturer's datasheet and technical documentation.
