Overview
The TLV320AIC24KIPFBG4, produced by Texas Instruments, is a highly integrated, low-power, 16-bit, 26-KSPS dual-channel audio codec. This device is designed for portable and battery-powered applications, offering a balance of high audio quality and low power consumption. It features a stereo 16-bit oversampling sigma-delta A/D converter and a 16-bit oversampling sigma-delta D/A converter, along with built-in analog functions such as analog and digital sidetone converters and antialiasing filters.
Key Specifications
| Parameter | Description |
|---|---|
| Number of Channels | Dual-channel |
| Resolution | 16-bit |
| Sampling Rate | Up to 26 KSPS with on-chip IIR/FIR filter, up to 104 KSPS with IIR/FIR bypassed |
| Signal-to-Noise Ratio (SNR) | 84 dB for ADC, 92 dB for DAC over 13 kHz bandwidth |
| Analog Input/Output | Differential and single-ended configurations |
| Power Supplies | Analog: 2.7 V to 3.6 V, Digital Core: 1.65 V to 1.95 V, Digital I/O: 1.1 V to 3.6 V |
| Package | 48-pin TQFP (PFB) |
| Operating Temperature | -40°C to 85°C (industrial operation) |
Key Features
- Stereo 16-bit oversampling sigma-delta A/D and D/A converters
- Built-in analog functions: analog and digital sidetone converters, antialiasing filters
- Programmable input and output gain amplifiers (PGA)
- Selectable FIR/IIR filters with bypassing capability
- Microphone/handset/headset amplifiers
- Power management with hardware/software power-down modes
- Glueless 4-wire interface to DSP and microcontrollers
- Automatic cascade detection (ACD)
- Internal reference voltage (Vref)
- Test mode including digital loopback
Applications
- Wireless accessories
- Hands-free car kits
- VOIP and cable modems
- Speech processing
- Portable audio devices
Q & A
- What is the resolution of the TLV320AIC24KIPFBG4 audio codec?
The TLV320AIC24KIPFBG4 has a 16-bit resolution.
- What are the supported sampling rates for this codec?
The device supports sampling rates up to 26 KSPS with on-chip IIR/FIR filter and up to 104 KSPS with IIR/FIR bypassed.
- What is the signal-to-noise ratio (SNR) of the TLV320AIC24KIPFBG4?
The SNR is 84 dB for the ADC and 92 dB for the DAC over a 13 kHz bandwidth.
- What types of analog input/output configurations are supported?
The device supports both differential and single-ended analog input/output configurations.
- What are the power supply voltage ranges for this codec?
The power supplies range from 2.7 V to 3.6 V for the analog supply, 1.65 V to 1.95 V for the digital core, and 1.1 V to 3.6 V for the digital I/O.
- What is the package type and size of the TLV320AIC24KIPFBG4?
The device is available in a 48-pin TQFP (PFB) package.
- What is the operating temperature range for this codec?
The operating temperature range is -40°C to 85°C for industrial operation.
- Does the TLV320AIC24KIPFBG4 support power management features?
Yes, it includes hardware/software power-down modes for power conservation.
- What interfaces does the TLV320AIC24KIPFBG4 support?
The device supports a glueless 4-wire interface to DSP and microcontrollers.
- Are there any built-in filters available in the TLV320AIC24KIPFBG4?
Yes, the device includes selectable FIR/IIR filters with bypassing capability.
