Proprietary single microphone noise/echo cancellation technology realizes high-quality voice during hands-free calling
TOKYO — (BUSINESS WIRE) — February 12, 2013 —
Toshiba
Corporation (TOKYO:6502) today announced that it will launch an
audio codec IC that integrates the audio features required for mobile
devices, such as smartphones and tablets, including microphone input, an
earpiece speaker amplifier, stereo headphone amplifier and line-out
output. Samples of the new product, TC94B24WBG, are available now and
mass production is scheduled for March 2013.
Toshiba's proprietary
single microphone noise/echo cancellation technology applied in the
TC94B24WBG realizes high-quality voice on mobile devices during
hands-free calling, for such situations as video telephony.
Toshiba Audio Codec IC for Mobile Devices (Photo: Business Wire)
Key Features
1. Toshiba's proprietary single microphone noise/echo cancellation
technology
2. Integrated earpiece speaker amplifier, headphone
amplifier and line-out output
3. Integrated audio post-processing
features (equalizer, dynamic range controller)
4. Programmable DSP
core: CEVA-TeakLite-ⅢTM[1]
[1] CEVA-TeakLite-ⅢTM
is a trademark of CEVA, Inc.
Applications
Audio processing for mobile devices such as smartphones and tablets.
Main specifications
|
*Part Number: TC94B24WBG |
| *4-channel digital microphone interface |
| *2-channel A/D converter for analog microphone input |
| *Class-G headphone amplifier, earpiece speaker amplifier, line amplifier |
| *Asynchronous sampling rate converter (for single stereo channel): |
| 8 kHz to 48 kHz sampling rates |
| * Audio DSP: Volume control, sound mixing, MUX |
| - During phone calls: |
| Single microphone noise and echo cancellation |
| - During playback of audio: |
| 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) |
| *Package: WCSP 79-ball 0.5mm pitch |
*Follow this link for more on this product.
http://www.semicon.toshiba.co.jp/eng/product/assp/selection/audio/mobile_portable/tc94b24wbg.html
| Information in this document, including product prices and specifications, content of services and contact information, is current on the date of the announcement but is subject to change without prior notice. |
