
YMF753
AC’97 Revision2.2 Audio CODEC
with Digital Audio I/F
YAMAHA CORPORATION
Decembe 3, 1998
YMF753 CATALOG
CATALOG No.:LSI-4MF753A2
March 6, 2001
OVERVIEW
YMF753 is an AC’97 Audio CODEC LSI, which is fully compliant with the industry standard “Audio
CODEC ’97” component specification (Revision 2.2).
Different from former AC’97, YMF753 supports new features like SPDIF OUT and Zoomed Video Port.
Without using a digital controller, these new features can be enhanced in the AC’97 sound system that has an
ICH controller built-in chipset.
Low power consumption is supported not only in the normal mode but can be controlled in the power-down
mode.
FEATURES
AC’97 Revision 2.2 Compliant
Exceeds PC99 / PC2001 Analog Performance Requirement
(Mobile PC Audio Performance Compliant when analog low power supply is used.)
Analog Inputs :
- 4 Stereo Inputs: LINE, CD, VIDEO, AUX
- 2 Monaural Inputs: Speakerphone and PC BEEP Inputs
- 2 Independent Microphone Inputs
PC BEEP can directly output to Line Out
Internal +20dB amplifier circuitry for microphone
Analog Outputs : Stereo LINE Output, True LINE Level and Monaural Output
Supports Zoomed Video Port
Supports Consumer IEC958 Output Port (SPDIF OUT)
SPDIF Output for AC’97 Revision 1.0 Compliant
Different audio data from AC-Link can be output to SPDIF and Line Out
Supports 3D Enhancement (Wide Stereo), and Bass / Treble control
Multiple CODEC Capability
Programmable Power Down Mode
Supports EAPD (External Amplifier Power Down)
Power Supplies : Analog 4.3V to 5.0V, Digital 3.3V or 5.0V
48-Pin SQFP Package (YMF753-S)