STAC9721 Datasheet, PDF (4/48 Pages) List of Unclassifed Manufacturers – Stereo AC 97 Codec With Multi-Codec Option

SigmaTel, Inc.
Data Sheet
STAC9721
Figure 1. Package Outline
D
D1
26
a
38
SigmaTel
e
E E1
48 pin TQFP
14
2
Table 1. Package Dimensions
Key
D
D1
E
E1
a (lead
width)
e (pitch)
thickness
TQFP Dimensions
9.00 mm
7.00 mm
9.00 mm
7.00 mm
0.20 mm
0.50 mm
1.4 mm
Table 2. Pin Designation
PIN Signal Name PI Signal Name PIN Signal Name PIN
#
N#
#
#
Signal Name
1
DVdd1
13
2
XTL_IN
14
3 XTL_OUT 15
4
DVss1
16
5 SDATA_OUT 17
6
BIT_CLK 18
7
DVss2
19
8 SDATA_IN 20
9
DVdd2
21
10
SYNC
22
11
RESET#
23
12 PC_BEEP 24
PHONE
AUX_L
AUX_R
VIDEO_L
VIDEO_R
CD_L
CD_GND
CD_R
MIC1
MIC2
LINE_IN_L
LINE_IN_R
25
AVdd1
37
26
AVss1
38
27
Vref
39
28
Vrefout
40
29
AFILT1
41
30
AFILT2
42
31
CAP1
43
32
CAP2
44
33
CAP3
45
34
APOP
46
35 LINE_OUT_L 47
36 LINE_OUT_R 48
MONO_OUT
AVdd2
LNLVL_OUT_L
NC
LNLVL_OUT_R
AVss2
NC
NC
CID0
CID1
EAPD
NC
# denotes active low
4
04/07/00
04/07/00