CM103 查看數據表（PDF） - C-Media Electronics
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CM103 Datasheet PDF : 25 Pages
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CM103+
USB Stereo Audio Chip for Digital Speakers Application
3. PIN DESCRIPTIONS
3.1 PIN ASSIGNMENT BY PIN NUMBER
Pin # Signal Name Pin #
1 EESK
13
2 DVDD5V
14
3 EECS
15
4 EEDW
16
5 EEDR
17
6 LEDO
18
7 MUTE
19
8 DVDD5V
20
9 DVDD5V
21
10 VP
22
11 VN
23
12 NC
24
*Note: -NC- means No-Connect
Signal Name
NC
NC
REGV
NC
USB_DP
NC
USB_DM
NC
DVSS
TEST
VREF
VOLADJ
Pin #
25
26
27
28
29
30
31
32
33
34
35
36
Signal Name
AVDD
AVDD
LOL
LOL
LOL
LOL
LOR
LOR
LOR
LOR
AVSS
AVSS
Pin #
37
38
39
40
41
42
43
44
45
46
47
48
Signal Name
NC
DRCEN
SPDIFO
PDSW
PAEN
GPIO
VOL_UP
VOL_DN
DVSS
NC
XTAL_O
XTAL_I
3.2 PIN-OUT DIAGRAM
48
EESK 1
DVDD5V
EECS
EEDW
EEDR
LEDO
MUTE
DVDD5V
DVDD5V
VP
VN
NC
12
13
CM103+
37
36
25
24
AVSS
AVSS
LOR
LOR
LOR
LOR
LOL
LOL
LOL
LOL
AVDD
AVDD
Date: 09/25/2005
-7-
Version: 1.01
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