Overview
The TLV320AIC23BIPWRMO, produced by Texas Instruments, is a high-performance stereo audio codec designed for low-power, high-fidelity audio applications. This component integrates advanced analog functionality, making it an ideal choice for portable digital audio players and recorders, such as MP3 players. The TLV320AIC23B features multibit sigma-delta technology for both analog-to-digital converters (ADCs) and digital-to-analog converters (DACs), ensuring high-quality audio recording and playback.
Key Specifications
| Parameter | Description |
|---|---|
| ADC SNR | Up to 90 dBA (A-weighted at 48 kHz) |
| DAC SNR | Up to 100 dBA (A-weighted at 48 kHz) |
| Sample Rates | 8 kHz to 96 kHz |
| Word Lengths | 16, 20, 24, and 32 bits |
| Core Digital Supply | 1.42 V – 3.6 V |
| Buffer and Analog Supply | 2.7 V – 3.6 V |
| Package Type | 28-TSSOP |
| Operating Temperature | -40°C to 85°C |
| Power Consumption |
Key Features
- High-performance stereo codec with multibit sigma-delta ADC and DAC.
- Integrated analog features including stereo-line inputs, a stereo headphone amplifier with analog volume control and mute, and a complete electret-microphone-capsule biasing and buffering solution.
- Adjustable microphone amplifier (gain adjustable from 1 to 5) and programmable gain microphone amplifier (0 dB or 20 dB).
- Internal oscillator with a 12-MHz external crystal for system clock generation.
- Support for audio sample rates of 48 kHz and 44.1 kHz with unique oversampling rates of 250 fs and 272 fs.
- Low power consumption with flexible power management for extending battery life in portable applications.
- Software control via TI McBSP-compatible multiprotocol serial port with 2-wire and SPI compatibility.
- I2S-compatible interface requiring only one McBSP for both ADC and DAC.
Applications
The TLV320AIC23BIPWRMO is particularly suited for portable digital audio-player and recorder applications, such as MP3 digital audio players. Its compact design and low power consumption make it ideal for space-saving and cost-effective solutions in various audio devices.
Q & A
- What is the TLV320AIC23BIPWRMO?
The TLV320AIC23BIPWRMO is a high-performance stereo audio codec produced by Texas Instruments.
- What are the key features of the TLV320AIC23BIPWRMO?
Key features include multibit sigma-delta ADC and DAC, integrated analog inputs and outputs, adjustable microphone amplifier, and low power consumption.
- What are the supported sample rates and word lengths?
The TLV320AIC23B supports sample rates from 8 kHz to 96 kHz and word lengths of 16, 20, 24, and 32 bits.
- What is the power consumption of the TLV320AIC23BIPWRMO?
The power consumption is less than 23 mW during playback only.
- What is the operating temperature range of the TLV320AIC23BIPWRMO?
The operating temperature range is -40°C to 85°C.
- What type of package does the TLV320AIC23BIPWRMO come in?
The TLV320AIC23BIPWRMO comes in a 28-TSSOP package.
- Does the TLV320AIC23BIPWRMO support I2S interface?
- What are the typical applications of the TLV320AIC23BIPWRMO?
- How does the TLV320AIC23BIPWRMO manage power consumption?
- What is the significance of the internal oscillator in the TLV320AIC23BIPWRMO?
