Overview
The TLV320AIC3254IRHBR, produced by Texas Instruments, is a highly flexible, low-power, and low-voltage stereo audio codec. This device is designed to meet the demands of portable battery-powered audio and telephony applications. It features programmable inputs and outputs, advanced PowerTune technology, and fully-programmable miniDSP cores. The TLV320AIC3254IRHBR integrates various signal processing blocks, an internal PLL, and LDOs, making it an ideal choice for applications requiring high audio quality and low power consumption.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Analog Supply Voltage | 1.5 - 1.95 | V |
| Digital Supply Voltage | 1.26 - 1.95 | V |
| IO Voltage Supply | 1.1 - 3.6 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Junction Temperature (TJ Max) | 105 | °C |
| Package Type | 32-pin QFN | |
| Package Size | 5 mm x 5 mm | |
| ADC SNR | 93 dB | |
| DAC SNR | 100 dB | |
| ADC Power Consumption (48 ksps) | 6.1 mW | |
| DAC Power Consumption (48 ksps) | 4.1 mW | |
| PLL Input Frequency Range | 512 kHz to 50 MHz |
Key Features
- Stereo Analog and Digital Microphone Inputs
- Stereo Headphone Outputs
- Stereo Line Outputs
- Very Low-Noise PGA
- Low Power Analog Bypass Mode
- Programmable Microphone Bias
- Programmable PLL
- Integrated LDOs
- Two Fully-Programmable miniDSP Cores
- PowerTune Technology for Optimum Power-Performance Trade-off
- Extensive Signal Processing Options
- Six Single-Ended or Three Fully-Differential Analog Inputs
Applications
- Portable Media Players (PMP)
- Mobile Handsets
- Portable Computing Devices
- Communication Devices
- Telephony Applications
Q & A
- What is the TLV320AIC3254IRHBR?
The TLV320AIC3254IRHBR is a low-power, low-voltage stereo audio codec produced by Texas Instruments, designed for portable battery-powered audio and telephony applications. - What are the key features of the TLV320AIC3254IRHBR?
Key features include stereo analog and digital microphone inputs, stereo headphone and line outputs, very low-noise PGA, low power analog bypass mode, programmable microphone bias, programmable PLL, integrated LDOs, and fully-programmable miniDSP cores. - What is the PowerTune technology in the TLV320AIC3254IRHBR?
PowerTune technology allows the device to be tuned for an optimum power-performance trade-off, making it suitable for various use cases from low-power mobile environments to higher power docked environments. - What are the supported digital interfaces?
The device supports flexible digital interfaces including I2S, PCM, and TDM modes. - What is the operating temperature range of the TLV320AIC3254IRHBR?
The operating temperature range is -40°C to 85°C. - What is the package type and size of the TLV320AIC3254IRHBR?
The device is packaged in a 32-pin QFN package with a size of 5 mm x 5 mm. - What are the typical power consumption values for ADC and DAC operations?
The typical power consumption is 6.1 mW for 48 ksps ADC recording and 4.1 mW for 48 ksps DAC playback. - Can the TLV320AIC3254IRHBR support high-quality audio recording and playback?
Yes, it supports high-quality audio recording and playback with SNR values of 93 dB for ADC and 100 dB for DAC. - What types of analog inputs does the TLV320AIC3254IRHBR support?
The device supports six single-ended or three fully-differential analog inputs. - Is the TLV320AIC3254IRHBR suitable for mobile applications?
Yes, it is highly suitable for mobile applications due to its low power consumption and flexible power management options.
