Overview
The TLV320AIC32IRHBRG4, also known as the TLV320AIC32, is a highly flexible, low-power, low-voltage stereo audio codec designed by Texas Instruments. This device is tailored for use in portable audio and telephony applications, such as smartphones, PDAs, and portable computing devices. It features programmable inputs and outputs, extensive signal processing capabilities, and integrated components like PLL and LDOs, making it an ideal choice for space-constrained, battery-powered devices.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | 32-Pin VQFN | |
| Package Size | 5 mm x 5 mm | |
| Operating Temperature Range | -40 to 85 | °C |
| 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 to 96 kHz | |
| DAC SNR | 100 dB A | |
| ADC SNR | 93 dB A | |
| Power Consumption (Stereo 48 kHz Playback) | 14 mW | mW |
| Audio Interfaces | I2S, Left/Right Justified, DSP, TDM |
Key Features
- Stereo Audio DAC and ADC with high SNR (100 dB and 93 dB respectively)
- Programmable input and output analog gains
- Extensive signal processing options including 3D, bass, treble, mid-range, EQ, and de-emphasis effects
- Six audio input pins and four high-power audio output drivers
- Three fully differential line output drivers and stereo headphone outputs
- Integrated PLL for flexible clock generation
- Automatic Gain Control (AGC) for record path
- Programmable microphone bias and digitally-controlled stereo microphone pre-amplifier
- Low power analog bypass mode and extensive modular power control
- I2C control bus and audio serial data bus supporting various modes
Applications
The TLV320AIC32IRHBRG4 is designed for use in a variety of portable and battery-powered applications, including:
- Smartphones and mobile phones
- PDAs and handheld computers
- Portable audio players and recorders
- Tablets and e-readers
- Wearable devices such as smartwatches and fitness trackers
Q & A
- What is the TLV320AIC32IRHBRG4?
The TLV320AIC32IRHBRG4 is a low-power, low-voltage stereo audio codec designed by Texas Instruments.
- What are the key features of the TLV320AIC32IRHBRG4?
Key features include high SNR DAC and ADC, programmable analog gains, extensive signal processing options, integrated PLL, and low power consumption.
- What are the supported sampling rates for the TLV320AIC32IRHBRG4?
The device supports sampling rates from 8 kHz to 96 kHz.
- What types of audio interfaces does the TLV320AIC32IRHBRG4 support?
The device supports I2S, Left/Right Justified, DSP, and TDM audio interfaces.
- What is the power consumption of the TLV320AIC32IRHBRG4 during stereo 48 kHz playback?
The power consumption is approximately 14 mW during stereo 48 kHz playback.
- What is the operating temperature range of the TLV320AIC32IRHBRG4?
The operating temperature range is -40°C to 85°C.
- What types of output drivers does the TLV320AIC32IRHBRG4 have?
The device has four high-power audio output drivers and three fully differential line output drivers.
- Does the TLV320AIC32IRHBRG4 have integrated microphone bias and AGC?
Yes, it has programmable microphone bias and automatic gain control (AGC) for the record path.
- What is the package type and size of the TLV320AIC32IRHBRG4?
The device is packaged in a 32-pin VQFN with a size of 5 mm x 5 mm.
- What are some typical applications for the TLV320AIC32IRHBRG4?
Typical applications include smartphones, PDAs, portable audio players, tablets, and wearable devices.
