stac9752xxtaeb2xr Integrated Device Technology, stac9752xxtaeb2xr Datasheet - Page 22

• Manufacturer Part Number: stac9752xxtaeb2xr
• Description: Two-channel, 20-bit, Ac ?97 2.3 Codecs With Microphone And Jack Sensing
• Manufacturer: Integrated Device Technology

IDT™
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
*OPTIONAL
1 µF*
820 pF
820 pF
3.3V or 5V ± 5%
0.1 µF
0.1 µF
12
13
14
15
16
17
18
19
20
21
22
23
24
32
29
30
Note:
PC_BEEP
P H O N E
AUX_L
AUX_R
VIDEO_L
VIDEO_R
CD_L
CD_GND
CD_R
MIC1
MIC2
LINE_IN_L
LINE_IN_R
CAP2
AFILT1
AFILT2
1 µF
1 K to 10 K external pullup resistor. Do NOT leave Pin 48 floating.
Pin 48: To Enable SPDIF, use an 1 K to 10 K external pulldown resistor. To Disable SPDIF, use an
25
AVdd1
26
AVss1
Figure 10. Split Independent Power Supply Operation
STAC9753 (3.3V Analog)
AVdd2
STAC9752 (5V Analog)
AVss2
38
0.1 µF
42
DVss1
4
0.1 µF
or
DVss2
7
22
1
DVdd1
*Suggested
DVdd2
10 µF
9
LINE_OUT_R
SDATA_OUT
LINE_OUT_L
MONO_OUT
HP_OUT_R
HP_COMM
HP_OUT_L
SDATA_IN
VREFOUT
XTL_OUT
BIT_CLK
R E S E T #
XTL_IN
GPIO1
GPIO0
SPDIF
SYNC
EAPD
VREF
CID0
CID1
plane as close to codec
NC
NC
NC
0.1 µF
Ground
*Terminate ground
Analog
STAC9752/9753
as possible
40
5
6
8
10
11
45
46
47
28
27
31
33
34
48
44
43
35
36
37
39
41
3.3V ± 5%
0
Ground
Digital
OPTIONAL
HP_COMM should be tied to
ground at the headphone pin.
TUNE TO LAYOUT
22
1 µF
24.576 MHz
(Near Clk source)
27 pF
27 pF
27 pF
Filter
EMI
CLOCK_IN*
*Add resistive divider
when using 5V clock.
REV 3.3 1206