STAC9752A Datasheet, PDF (96/106 Pages) Integrated Device Technology – AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK

STAC9752A/9753A
AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK
PC AUDIO
11.8. STAC9752A/9753A Power and Ground Signals
Pin Name
AVdd2
AVss1
AVss3
DVdd2
DVss1
DVss2
48 LQFP
Pin #
38
26
42
32 QFN
Pin #
26
17
29
Type
Description
I Analog Vdd = 5.0V or 3.3V
I Analog Gnd
I Analog Gnd
Internal Pull-up
/Pull-down
N/A
N/A
N/A
9
6
I Digital Vdd = 3.3V
N/A
4
-
I Digital Gnd
N/A
7
4
I Digital Gnd
N/A
Table 38. STAC9752A/9753A Power and Ground Signals
11.9. STAC9752A/9753A No Connects
These pins have no function and may be connected to traditional AC97 functions.
Pin Name
N.C.
N.C.
N.C.
N.C.
48 LQFP
Pin #
31
33
34
40
32 QFN
Pin #
-
-
-
-
Type Description
- No Connect
- No Connect
- No Connect
- No Connect
Internal Pull-up
/Pull-down
Pull-down 50K +/-25%
Pull-down 50K +/-25%
Pull-down 50K +/-25%
Pin is high impedance, can be left floating
Table 39. STAC9752A/9753A No Connects
IDT™
96
AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK
STAC9752A/9753A
V 1.5 1206