Overview
The TLV320AIC3106IRGZT, produced by Texas Instruments, is a low-power stereo audio codec designed for a wide range of audio applications. This device features a stereo headphone amplifier and multiple inputs and outputs that can be programmed in single-ended or fully differential configurations. It is particularly suited for battery-powered audio and telephony applications due to its extensive register-based power control, which enables low power consumption. The codec supports various audio interfaces and includes integrated microphone bias, digitally controlled stereo microphone preamplifier, and automatic gain control (AGC), making it versatile for different audio processing needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Analog Supply Voltage | 2.7 V - 3.6 V | V |
| Digital Core Supply Voltage | 1.65 V - 1.95 V | V |
| Digital I/O Supply Voltage | 1.1 V - 3.6 V | V |
| Sampling Rates | 8 kHz - 96 kHz | kHz |
| Signal-to-Noise Ratio (SNR) - ADC | 92 dB | dB |
| Signal-to-Noise Ratio (SNR) - DAC | 102 dB | dB |
| Audio Data Bus Modes | I2S, Left/Right-Justified, DSP, TDM | |
| Control Bus Protocols | SPI, I2C | |
| Package Types | 80-pin MicroStar Junior BGA, 48-pin VQFN | |
| Power Consumption (DAC Playback) | As low as 15 mW from 3.3-V analog supply | mW |
Key Features
- Low-power stereo audio codec with stereo headphone amplifier
- Multiple inputs and outputs programmable in single-ended or fully differential configurations
- Integrated microphone bias, digitally controlled stereo microphone preamplifier, and automatic gain control (AGC)
- Programmable filters to remove audible noise during record
- Support for 3D, bass, treble, EQ, and de-emphasis effects in the DAC path
- Flexible power saving modes, including analog signal passthru mode
- Highly programmable PLL for flexible clock generation
- Support for SPI and I2C control bus protocols
- Audio serial data bus supports I2S, left/right-justified, DSP, and TDM modes
Applications
- Digital cameras
- Smart cellular phones
- Automotive audio systems (TLV320AIC3106-Q1 variant)
- Portable audio and telephony applications
- Infotainment and cluster systems in vehicles
Q & A
- What is the primary function of the TLV320AIC3106IRGZT?
The TLV320AIC3106IRGZT is a low-power stereo audio codec with a stereo headphone amplifier, designed for various audio processing applications.
- What are the supported sampling rates for the TLV320AIC3106IRGZT?
The device supports sampling rates from 8 kHz to 96 kHz.
- What are the available package types for the TLV320AIC3106IRGZT?
The device is available in 80-pin MicroStar Junior BGA and 48-pin VQFN packages.
- What control bus protocols does the TLV320AIC3106IRGZT support?
The device supports SPI and I2C control bus protocols.
- What is the power consumption during DAC playback?
The power consumption can be as low as 15 mW from a 3.3-V analog supply.
- Does the TLV320AIC3106IRGZT have integrated microphone bias and AGC?
Yes, the device includes integrated microphone bias, digitally controlled stereo microphone preamplifier, and automatic gain control (AGC).
- What types of audio effects are supported in the DAC path?
The device supports 3D, bass, treble, EQ, and de-emphasis effects in the DAC path.
- Can the TLV320AIC3106IRGZT be used in automotive applications?
Yes, the TLV320AIC3106-Q1 variant is qualified for automotive applications and meets AEC-Q100 standards.
- What is the signal-to-noise ratio (SNR) for the ADC and DAC?
The SNR for the ADC is 92 dB, and for the DAC, it is 102 dB.
- Does the TLV320AIC3106IRGZT support multiple audio data bus modes?
Yes, the device supports I2S, left/right-justified, DSP, and TDM audio data bus modes.
