Overview
The TLV320AIC32IRHB is a highly integrated, low-power stereo audio codec designed by Texas Instruments. This device is optimized for portable audio and telephony applications, offering a balance of high audio quality, low power consumption, and extensive programmability. The TLV320AIC32IRHB features advanced PowerTune technology, enabling it to operate efficiently across a wide range of audio playback and recording scenarios, from 8-kHz mono voice to 96-kHz stereo playback.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package Type | 32-VQFN (5x5 mm) |
| Resolution | 16/20/24/32 bits |
| Conversion Rate | Up to 96 kHz |
| Interface Type | Serial (I2C, I2S, DSP, TDM) |
| Number of ADCs/DACs | 2 ADCs, 2 DACs |
| Number of ADC Inputs/DAC Outputs | 6 ADC inputs, 6 DAC outputs |
| Analog Supply Voltage | 2.7 V to 3.6 V |
| Digital Core Supply Voltage | 1.65 V to 1.95 V |
| Digital I/O Supply Voltage | 1.1 V to 3.6 V |
| Operating Temperature Range | -40°C to +85°C |
| Signal-to-Noise Ratio (SNR) | 92 dB ADC, 100 dB DAC |
Key Features
- Low power consumption: 14 mW for stereo 48 kHz playback with a 3.3 V analog supply.
- Programmable input/output analog gains and microphone bias levels.
- Automatic Gain Control (AGC) for record and programmable PLL for flexible clock generation.
- Supports audio rates from 8 kHz to 96 kHz and various digital audio formats (I2S, DSP/TDM, Left/Right Justified, mono PCM).
- Integrated Class-D speaker driver and earpiece driver.
- Advanced PowerTune technology for efficient power management.
- Extensive register-based control for power, input/output channel configuration, gains, effects, and clocks.
- On-chip temperature sensor and system voltage measurement capabilities.
- Programmable digital audio effects processor (bass, treble, midrange, EQ, de-emphasis).
Applications
The TLV320AIC32IRHB is ideal for various portable audio and telephony applications, including:
- Smartphones and mobile devices.
- Portable media players and audio recorders.
- Tablets and handheld gaming devices.
- Wearable devices such as smartwatches and fitness trackers.
- VoIP and telephony systems.
Q & A
- What is the primary function of the TLV320AIC32IRHB?
The TLV320AIC32IRHB is a low-power stereo audio codec designed for portable audio and telephony applications, providing high-quality audio playback and recording capabilities.
- What are the key power consumption specifications of the TLV320AIC32IRHB?
The device consumes 14 mW for stereo 48 kHz playback with a 3.3 V analog supply.
- What digital audio interfaces does the TLV320AIC32IRHB support?
The device supports I2S, DSP/TDM, Left/Right Justified, and mono PCM formats.
- What is the resolution and conversion rate of the TLV320AIC32IRHB?
The device supports resolutions of 16/20/24/32 bits and conversion rates up to 96 kHz.
- Does the TLV320AIC32IRHB have integrated audio effects processing?
- What is the operating temperature range of the TLV320AIC32IRHB?
The device operates within a temperature range of -40°C to +85°C.
- What package type is the TLV320AIC32IRHB available in?
The device is available in a 32-VQFN (5x5 mm) package.
- Does the TLV320AIC32IRHB support system voltage measurements?
- What are the supply voltage ranges for the TLV320AIC32IRHB?
The device operates with an analog supply voltage of 2.7 V to 3.6 V, a digital core supply voltage of 1.65 V to 1.95 V, and a digital I/O supply voltage of 1.1 V to 3.6 V.
- What are some typical applications of the TLV320AIC32IRHB?
Typical applications include smartphones, portable media players, tablets, wearable devices, and VoIP systems.
