CM119B
USB Audio Single Chip
4 Pin Descriptions
4.1 Pin Assignment (by pin number)
Pin #
1
Signal Name
SPDIFO
DR
Pin #
13
14
15
16
17
18
19
20
21
22
23
24
Signal Name
GPIO3
DVSS
Pin #
25
26
27
28
29
30
31
32
33
34
35
36
Signal Name
VBIAS
VREF
Pin #
Signal Name
AREG36
MSEL
37
38
39
40
41
42
43
44
45
46
47
48
2
3
DW
GPIO4
GPIO5
GPIO6
MUTEP
BUZZ
GPIO7
LEDR
GPIO8
TEST
MICIN
N.C.
AVDD
LOL
LOBS
LOR
VOLUP
PDSW
USBDP
USBDM
GPIO1
SCLK
MINT
SDAT
MCLK
VOLDN
4
SK
5
CS
6
7
8
9
10
11
12
MUTER
PWRSEL
DREG18
DREG33
MODE
GPIO2
LEDO
AVSS
AVDD
DVDD
DVSS
AVSS
4.2 Pin-out Diagram
AREG36
37
38
39
40
41
42
43
44
45
46
47
48
24
23
22
21
20
AVSS
MSEL
VOLUP
PDSW
USBDP
USBDM
GPIO1
SCLK
TEST
GPIO8
LEDR
GPIO7
BUZZ
CM119B
19
18
17
16
15
14
13
MUTEP
GPIO6
GPIO5
GPIO4
DVSS
LQFP-48
MINT
SDAT
MCLK
VOLDN
GPIO3
Page 6 / 29 www.cmedia.com.tw
Revised: Aug. 2013 Copyright© C-Media Electronics Inc.
CMEDIA [ C-MEDIA ELECTRONICS ]
