Programmable PCM Codec With Microphone Amps & Speaker Driver The TLV320AIC1103 is a low-power stereo audio codec from Texas Instruments (TI). Here are its key specifications, descriptions, and features:
### **Specifications:**
- **Interface:** I2S, TDM, LJ, RJ
- **ADC Resolution:** 24-bit
- **DAC Resolution:** 24-bit
- **Sampling Rate:** 8 kHz to 192 kHz
- **Dynamic Range (ADC):** 106 dB (A-weighted)
- **Dynamic Range (DAC):** 110 dB (A-weighted)
- **THD+N (ADC):** -90 dB
- **THD+N (DAC):** -85 dB
- **Power Supply:** 1.8 V (digital), 1.8 V to 3.3 V (analog)
- **Power Consumption:**
- Playback: 8.5 mW (stereo, 48 kHz)
- Record: 10.5 mW (stereo, 48 kHz)
- **Package:** 32-pin WQFN
### **Descriptions:**
- The TLV320AIC1103 is a high-performance, low-power audio codec designed for portable and battery-powered applications.
- It supports multiple digital audio interfaces and includes integrated PLL for flexible clocking.
- Features programmable gain amplifiers (PGA) for microphone inputs and line outputs.
### **Features:**
- **Low Power Consumption:** Optimized for battery-powered devices.
- **Flexible Digital Interface:** Supports I2S, TDM, left-justified, and right-justified formats.
- **Integrated PLL:** Allows operation with various clock sources.
- **Programmable Gain:** Adjustable microphone and line input/output gains.
- **High SNR:** Ensures high-quality audio performance.
- **Automatic Level Control (ALC):** For microphone inputs.
- **Wide Supply Voltage Range:** Compatible with 1.8 V and 3.3 V systems.
This information is based on TI's official documentation for the TLV320AIC1103.
