CM109 Datasheet, PDF (7/36 Pages) C-Media Electronics – USB I/O Controller

CM109
High Integration / Low Cost USB Audio Controller
for PC Internet Phone
3. PIN DESCRIPTIONS
3.1 PIN ASSIGNMENT BY PIN NUMBER
Pin # Signal Name
1 SPDIFO
2 DW
3 DR
4 SK
5 CS
6 MUTER
7 PWRSEL
8 XI
9 XO
10 MODE
11 GPIO2
12 LEDO
Pin # Signal Name
13 GPIO3
14 DVSS1
15 GPIO4
16 GPIO5
17 GPIO6
18 MUTEP
19 BUZZ
20 GPIO7
21 LEDR
22 GPIO8
23 TEST
24 AVSS1
Pin # Signal Name
25 VBIAS
26 VREF
27 MICIN
28 VSEL
29 AVDD1
30 LOL
31 LOBS
32 LOR
33 AVSS2
34 AVDD2
35 DVDD
36 DVSS2
Pin # Signal Name
37 REGV
38 MSEL
39 VOLUP
40 PDSW
41 USBDP
42 USBDM
43 GPIO1
44 SCLK
45 MINT
46 SDAT
47 MCLK
48 VOLDN
3.2 PIN-OUT DIAGRAM
Date: 08/Sep/2005
-6-
Version: 1.3a