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Audio Codec IC: TC94B24WBG (Under Development)
The TC94B24WBG is an audio codec that integrates an A/D converter for MIC in, audio DSP, audio D/A converter, headphone amplifier and mono earpiece speaker amplifier. The audio DSP provides echo and noise cancellers. The TC94B24WBG is suitable to be equipped with a hands-free telephone system by a mobile phone and other audio system application.
Features
Package:
WCSP-79ball 0.5 mm pitch
- General
-
- Audio CODEC
- Features
-
- 4-channel digital microphone interface
- 2-channel A/D converter for analog microphone input
- Class-G headphone amplifier
- Earpiece speaker amplifier
- Asynchronous sample rate converter (for one stereo channel)
8 kHz to 48 kHz sample rates - Audio DSP
Volume control, Sound Mixing, MUX
- During phone calling:
One-mic noise and echo cancellation
- During audio listening:
Equalizer, dynamic range control - I2S audio interface: 4 input/output ports
- I2C bus interface with support for Fast mode (400 kHz), SPI interface mode (1 MHz)
Block Diagram
Contacts
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