Overview
The TLV320AIC3100IRHBR is a low-power, highly integrated, high-performance audio codec produced by Texas Instruments. This device features a stereo audio DAC, a mono audio ADC, and a mono class-D 4-Ω speaker driver. It is designed to provide high-quality audio playback and recording capabilities with integrated digital audio processing blocks and various control interfaces.
The TLV320AIC3100IRHBR is housed in a 32-pin VQFN package and operates over a wide range of temperatures from -40°C to 85°C. It supports multiple audio interfaces such as I2S, left-justified, right-justified, DSP, and TDM modes, making it versatile for various audio applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | VQFN (32 pins) |
| Package Size | 5 mm x 5 mm |
| Operating Temperature Range | -40°C to 85°C |
| ADC Channels | 1 (Mono) |
| ADC SNR (Typical) | 91 dB |
| DAC Channels | 2 (Stereo) |
| DAC SNR (Typical) | 95 dB |
| Sampling Rate (Maximum) | 192 kHz |
| Class-D Speaker Driver Power | 2.5 W into 4 Ω or 1.6 W into 8 Ω |
| Power Supplies | Analog: 2.7 V–3.6 V, Digital Core: 1.65 V–1.95 V, Digital I/O: 1.1 V–3.6 V, Class-D: 2.7 V–5.5 V |
| Digital Audio Interface | I2S, Left-Justified, Right-Justified, DSP, TDM |
Key Features
- Stereo Audio DAC with 95-dB SNR and Mono Audio ADC with 91-dB SNR
- Supports 8-kHz to 192-kHz separate DAC and ADC sample rates
- Mono Class-D BTL Speaker Driver (2.5 W into 4 Ω or 1.6 W into 8 Ω)
- One differential and three single-ended inputs with mixing and level control
- Microphone interface with bias, preamp PGA, and AGC
- Built-in digital audio processing blocks (PRB) with user-programmable biquad and FIR filters
- Digital mixing capability and programmable digital audio processor for bass boost/treble/EQ
- Pin control or register control for digital-playback volume-control settings
- Digital sine-wave generator for beep
- Integrated PLL for programmable digital audio processor
- I2C control with register auto-increment and full power-down control
Applications
- Portable Audio Devices
- Mobile Internet Devices
- Adaptive Filtering Applications
Q & A
- What is the TLV320AIC3100IRHBR?
The TLV320AIC3100IRHBR is a low-power, highly integrated, high-performance audio codec produced by Texas Instruments.
- What are the key components of the TLV320AIC3100IRHBR?
The device includes a stereo audio DAC, a mono audio ADC, and a mono class-D 4-Ω speaker driver.
- What is the operating temperature range of the TLV320AIC3100IRHBR?
The operating temperature range is from -40°C to 85°C.
- What are the typical SNR values for the DAC and ADC?
The DAC has a typical SNR of 95 dB, and the ADC has a typical SNR of 91 dB.
- What are the supported audio interfaces?
The device supports I2S, left-justified, right-justified, DSP, and TDM audio interfaces.
- What is the power output of the Class-D speaker driver?
The Class-D speaker driver can deliver 2.5 W into 4 Ω or 1.6 W into 8 Ω.
- How is the volume control managed?
The volume level can be controlled by either pin control or by register control.
- Does the TLV320AIC3100IRHBR have built-in digital audio processing capabilities?
Yes, it has built-in digital audio processing blocks (PRB) with user-programmable biquad and FIR filters.
- What is the package type and size of the TLV320AIC3100IRHBR?
The device is housed in a 32-pin VQFN package with a size of 5 mm x 5 mm.
- What are some common applications for the TLV320AIC3100IRHBR?
Common applications include portable audio devices, mobile internet devices, and adaptive filtering applications.
