Low Power, Highly Integrated Audio Codec with Headphone Amplifier The TLV320AIC23BZQE is a stereo audio codec manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Interface:** I²C or SPI (programmable)
- **ADC Resolution:** 20/24/32-bit
- **DAC Resolution:** 20/24/32-bit
- **Sampling Rate:** 8 kHz to 96 kHz
- **Signal-to-Noise Ratio (SNR):**
- ADC: 90 dB
- DAC: 100 dB
- **Power Supply:**
- Analog: 3.3 V
- Digital Core: 1.42 V to 3.6 V
- Digital I/O: 1.1 V to 3.6 V
- **Power Consumption:**
- Playback Mode: 23 mW
- Record Mode: 18 mW
- Standby Mode: < 15 µW
- **Operating Temperature Range:** -40°C to +85°C
- **Package:** 32-Pin TQFP (ZQE)
### **Descriptions:**
- The TLV320AIC23BZQE is a low-power, high-performance stereo audio codec designed for portable audio applications.
- It integrates stereo ADC and DAC with programmable input/output gain, digital filters, and sample rate conversion.
- Supports multiple digital audio interfaces, including I²S, left-justified, right-justified, and DSP modes.
- Includes a built-in headphone amplifier and microphone bias voltage generation.
### **Features:**
- **High-Quality Audio:** Supports 24-bit/96 kHz audio with low noise and distortion.
- **Flexible Power Management:** Multiple power-down modes for battery-operated devices.
- **Integrated Analog Features:**
- Programmable microphone bias
- Stereo line inputs/outputs
- Mono microphone input
- **Digital Processing:**
- Digital de-emphasis for playback
- Programmable digital filters
- **Wide Compatibility:** Works with DSPs, microcontrollers, and FPGAs.
This information is sourced from Texas Instruments' official documentation.
