Overview
The TLV320AIC25CPFBG4 is a low-power, highly integrated, and high-performance mono voice codec produced by Texas Instruments. This device is part of the TLV320AIC1x family, designed for low-cost, low-power, and high-integration requirements in various portable and voice-centric applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of DAC Channels | 1 (16-bit) |
| Number of ADC Channels | 1 (16-bit) |
| Sampling Rates | Up to 26 kHz with on-chip IIR/FIR filter, up to 104 kHz with IIR/FIR bypassed |
| Signal-to-Noise Ratio (SNR) | 84 dB for ADC, 92 dB for DAC |
| 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 |
| Power Consumption | 11.2 mW at 3.3 V in standard operation, 17.8 mW with headphone drivers |
| Package | TQFP (48-pin) |
| Control Interface | I2C or SPI |
| Digital Audio Interface | SMARTDM (Smart Time Division Multiplexed) serial port |
| Operating Temperature | Commercial: 0°C to 70°C, Industrial: -40°C to 85°C |
Key Features
- High-resolution signal conversion using oversampling sigma-delta technology
- Programmable sampling rates and extensive power management
- Low group delay characteristic suitable for single or multichannel active control applications
- SMARTDM (Smart Time Division Multiplexed) serial port for glue-free interface to TI DSPs
- Automatic cascade detection and self-generated master/slave device addresses
- Test modes including digital loopback and analog loopback
- Continuous data transfer mode to minimize bit clock speed
- Support for up to 16 devices on a single serial port
- Differential and single-ended analog input/output configurations
Applications
- Digital still cameras
- Wireless accessories
- Hands-free car kits
- VOIP (Voice over Internet Protocol)
- Cable modems
- Speech processing and other voice-centric applications
Q & A
- What is the TLV320AIC25CPFBG4 used for?
The TLV320AIC25CPFBG4 is used for low-cost, low-power, and high-integration requirements in various portable and voice-centric applications.
- What are the key features of the TLV320AIC25CPFBG4?
The key features include high-resolution signal conversion, programmable sampling rates, SMARTDM serial port, and extensive power management.
- What are the power supply requirements for the TLV320AIC25CPFBG4?
The device operates from an analog supply of 2.7 V to 3.6 V, a digital core supply of 1.65 V to 1.95 V, and a digital I/O supply of 1.1 V to 3.6 V.
- What is the power consumption of the TLV320AIC25CPFBG4?
The device consumes 11.2 mW at 3.3 V in standard operation and 17.8 mW with headphone drivers.
- What is the SMARTDM serial port used for?
The SMARTDM serial port is a synchronous 4-wire serial port in TDM format for a glue-free interface to TI DSPs.
- What are the operating temperature ranges for the TLV320AIC25CPFBG4?
The device operates in the commercial temperature range of 0°C to 70°C and the industrial temperature range of -40°C to 85°C.
- Can the TLV320AIC25CPFBG4 support multiple devices on a single serial port?
Yes, it can support up to 16 devices on a single serial port.
- What types of analog input/output configurations does the TLV320AIC25CPFBG4 support?
The device supports both differential and single-ended analog input/output configurations.
- What is the package type of the TLV320AIC25CPFBG4?
The device is available in a TQFP (48-pin) package.
- What control interfaces does the TLV320AIC25CPFBG4 support?
The device supports both I2C and SPI control interfaces.
