Overview
The TLV320AIC20KIPFBR is a highly integrated, low-power, 16-bit stereo audio codec produced by Texas Instruments. This component is part of the TLV320AIC20K series, designed for various audio applications requiring high performance and low power consumption. The device features advanced analog and digital signal processing capabilities, making it suitable for a wide range of portable and stationary audio systems.
Key Specifications
| Parameter | Description |
|---|---|
| Resolution | 16-bit, 20-bit, 24-bit, 32-bit |
| ADC/DAC Channels | 2 ADCs, 2 DACs |
| Sampling Rate | Up to 26 Ksps with on-chip IIR/FIR filter, up to 104 Ksps with IIR/FIR filter bypassed |
| SNR (ADC/DAC) | 84 dB for ADC, 92 dB for DAC over 13 kHz bandwidth |
| Control Interface | I2C, SPI, S2C |
| Digital Audio Interface | I2S, TDM, DSP, RJF, LJF, mono PCM |
| Power Supply | 1.65 V - 1.95 V (digital core), 2.7 V - 3.6 V (analog and I/O) |
| Operating Temperature | -40°C to 85°C (industrial operation) |
| Package | 48-TQFP |
Key Features
- Low power consumption: 14.9 mW per channel at 3 V.
- Programmable input and output gain amplifiers (PGA).
- Selectable FIR/IIR filters with bypass option.
- Built-in analog functions: microphone preamplifier, handset amplifier, headset amplifier, 8-Ω speaker driver, sidetone control, and antialiasing filter (AAF).
- Smart Time Division Multiplexed (SMARTDM) serial port for glueless interface to DSPs and microcontrollers.
- Extensive power management with hardware and software power-down modes.
- Integrated low-frequency clock multiplier and highly programmable PLL.
Applications
- Wireless accessories and hands-free car kits.
- VOIP and cable modem applications.
- Speech processing and voice-band applications.
- Portable audio devices such as MP3 players and digital voice recorders.
- Telephony and telecommunication systems.
Q & A
- What is the TLV320AIC20KIPFBR?
The TLV320AIC20KIPFBR is a low-power, 16-bit stereo audio codec from Texas Instruments, designed for various audio applications.
- What are the key features of the TLV320AIC20KIPFBR?
Key features include low power consumption, programmable input and output gain amplifiers, selectable FIR/IIR filters, and built-in analog functions such as microphone and speaker amplifiers.
- What are the supported digital audio interfaces?
The device supports I2S, TDM, DSP, RJF, LJF, and mono PCM formats.
- What is the power consumption of the TLV320AIC20KIPFBR?
The device consumes 14.9 mW per channel at 3 V.
- What are the operating temperature ranges for the TLV320AIC20KIPFBR?
The device operates from -40°C to 85°C for industrial applications.
- What control interfaces are available on the TLV320AIC20KIPFBR?
The device supports I2C, SPI, and S2C control interfaces.
- Can the TLV320AIC20KIPFBR be used in multichannel configurations?
Yes, the device can be gluelessly cascaded to form a multichannel codec, supporting up to eight devices on a single serial port.
- What is the SMARTDM serial port, and what does it offer?
The SMARTDM serial port is a synchronous 4-wire serial port in TDM format, allowing for glueless interface to DSPs and microcontrollers, and supporting both continuous data transfer and on-the-fly reconfiguration.
- What are some common applications of the TLV320AIC20KIPFBR?
Common applications include wireless accessories, hands-free car kits, VOIP, cable modems, speech processing, and portable audio devices.
- How does the TLV320AIC20KIPFBR manage power consumption?
The device features extensive power management with hardware and software power-down modes to maximize system power conservation.
