Dual VoIP Codec The TLV320AIC22CPTR is a low-power stereo audio codec manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)
- **Type:** Stereo Audio Codec
- **Package:** TSSOP-28
- **Operating Voltage:** 2.7V to 3.6V (Analog), 1.5V to 3.6V (Digital)
- **Sampling Rate:** 8 kHz to 96 kHz
- **ADC Resolution:** 16/20/24-bit
- **DAC Resolution:** 16/20/24-bit
- **Signal-to-Noise Ratio (SNR):**
- ADC: 90 dB (A-weighted)
- DAC: 100 dB (A-weighted)
- **THD+N (Total Harmonic Distortion + Noise):**
- ADC: -80 dB
- DAC: -85 dB
- **Interface:** I²C, SPI (for control), I²S, Left-Justified, Right-Justified, DSP (for data)
- **Power Consumption:**
- ADC: 12.5 mW (48 kHz, 3.3V)
- DAC: 15 mW (48 kHz, 3.3V)
### **Descriptions:**
The TLV320AIC22CPTR is a high-performance, low-power stereo audio codec designed for portable and consumer audio applications. It integrates both analog-to-digital (ADC) and digital-to-analog (DAC) converters with flexible digital interfaces. It supports multiple audio formats and is suitable for applications such as smartphones, tablets, and digital audio systems.
### **Features:**
- **Low Power Consumption:** Optimized for battery-powered devices.
- **Programmable Audio Processing:** Includes digital filters, volume control, and mixing capabilities.
- **Flexible Digital Interface:** Supports I²S, left/right-justified, and DSP modes.
- **On-Chip PLL:** Allows flexible clock generation.
- **Software Control:** Configurable via I²C or SPI.
- **Integrated Headphone Amplifier:** Direct drive capability for headphones.
- **Pop & Click Suppression:** Minimizes audible artifacts during power transitions.
This information is strictly based on the manufacturer's datasheet and technical documentation.
