IDTSTAC9751XXTAEC1XR IDT, Integrated Device Technology Inc, IDTSTAC9751XXTAEC1XR Datasheet - Page 70

• Manufacturer Part Number: IDTSTAC9751XXTAEC1XR
• Description: IC CODEC AC'97 2CH VALUE 48-LQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec '97r

Specifications of IDTSTAC9751XXTAEC1XR

• Resolution (bits): 18 b, 20 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 85 / 89
• Voltage - Supply, Analog: 3.14 V ~ 3.47 V; 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.14 V ~ 3.47 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9751XXTAEC1XR

IDT™
VALUE-LINE TWO-CHANNEL AC’97 CODECS
STAC9750/9751
VALUE-LINE TWO-CHANNEL AC’97 CODECS
*OPTIONAL
0.1 µF
820 pF
820 pF
Figure 24. STAC9750/9751 Split Independent Power Supply Operation Typical Connection Diagram
3.3V or 5V ± 5%
0.1 µF
1 µF*
12
13
14
15
16
17
18
19
20
21
22
23
24
32
29
30
PC_BEEP
PHONE
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
25
AVdd1
26
AVss1
AVdd2
AVss2
38
0.1 µF
42
STAC9750
DVss1
4
0.1 µF
70
DVss2
7
1
DVdd1
*Suggested
DVdd2
10 µF
9
LINE_OUT_R
SDATA_OUT
LINE_OUT_L
MONO_OUT
HP_OUT_R
HP_OUT_L
HP_COMM
SDATA_IN
VREFOUT
XTL_OUT
BIT_CLK
RESET#
XTL_IN
GPIO1
GPIO0
SPDIF
SYNC
EAPD
VREF
CID0
CID1
STAC9750/9751
plane as close to codec
0.1 µF
NC
NC
NC
Ground
*Terminate ground
Analog
as possible
2
3
5
6
8
10
11
45
46
47
28
27
31
33
34
48
40
44
43
35
36
37
39
41
3.3V ± 5%
24.576 MHz
0.1 µF
27 pF
27 pF
Ground
Digital
Filter
EMI
22 Ω
*OPTIONAL
OPTIONAL
27 pF
1 µF*
PC AUDIO
V 5.8 103106