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See Technical Specifications

CMI9738

IntegratedMulti-channelAC97

Manufacturer:

CMEDIA
Mfr.Part #:

CMI9738
Datasheet:

CMI9738 Datasheet (PDF)
Package/Case:

QFP-48
RoHS:
EDA/CAD Models:

Request Free CAD Models for CMI9738

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

Key Features

features:
6 channel, 16-bits DACs with SNR> 90 dB.
2 channel, 16-bits ADCs with SNR> 85 dB.
New features of AC’97 2.3 codec:
Digital PC Beep support.
2 Stereo microphone support.
Extensive jack detection via proprietary resistors network method that can monitor plugging status of every jack.
Precise advanced impedance sensing function for audio device class discoverability.
features:
Compliant with Intel® AC’97 Rev 2.3 Spec.
Meeting with Microsoft® PC2001 requirements
Built-in 14.318MHz to 24.576MHz PLL, which can save the BOM cost of external crystal.
Advanced power management and power saving capabilities.
Industry standard 48-lead LQFP package.
Analog power supply is 5V, digital power supply is 3.3V.
Versatile I/O & functionalities support:
Stereo Line-in function shared with Surround out.
Stereo Microphone function shared with Center/LFE out.
High quality pseudo-differential analog CD Audio input.
Dual analog & digital PC BEEP support.
AUX legacy analog I/O support.
2 GPIO (General Purpose I/O) support.
EAPD (External Amplifier Power Down) support.
S/PDIF I/O function:
Output: 96 / 48 kHz with 24 / 20 / 16 bits
Input: 48 / 44.1 / 32 kHz with 20 / 16 bits
S/PDIF In is featured with interrupt, auto-lock, anti-noise, and
anti-distortion functionalities support.
Valuable add-on software technology:
CMI9761A+ supports Dolby® Digital Interactive Content Encoder (DDICE) for easy-connection with consumer acoustics as media center/game console applications
Xear3D™ sound support, including Earphone Plus and 5.1CH SPEAKER SHIFTER.
Sensaura® HRTF 3D positional sound support.
Support most industry standards of PC 3D sound for gaming, including Creative EAX™ 2.0 / 1.0 , Microsoft DirectSound™ 3D, A3D™ 1.0 and more.
Unique karaoke function support featured with microphone echo, key shifting, and vocal cancellation.
10-band equalizer with 12 pre-set settings.
27 kinds of listening environments support together with 3 kinds of room sizes emulation.
Dynamic AGC(auto-gain control) technology.