CS4812
5. PIN DESCRIPTIONS
DGND
AD1/CDIN
AD0/CS
SPI/I2C
SCPM/S
REQ
RST
RES-VD
NC
VD
DGND
SCL/CCLK
SDA/CDOUT
RES-NC
RES-NC
RES-NC
RES-NC
RES-NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
RES-DGND
RES-DGND
NC
NC
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
RES-DGND
CLKOUT
XTO
81
82
83
50
49
48
NC
AINL+
AINL-
VA
XTI
DGND
VD
DGND
PIO0
PIO1
OVL
RES-DGND
PIO2
RES-DGND
PIO3
RES-DGND
NC
84
85
86
87
88
47
46
45
44
43
AGND
AINR+
AINR-
CMOUT
CMFILT+
CMFILT-
RES-NC
RES-DGND
RES-NC
NC
89
90
91
92
93
94
42
41
CS4812
100-PIN MQFP
40
39
38
37
36
35
34
33
32
95
96
97
98
99
100
31
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
NC
NC
RES-DGND
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
AOUT1+
AOUT1-
AOUT2+
AOUT2-
AGND
VA
AGND
RES-NC
RES-NC
NC
RES-NC
RES-NC
RES-NC
RES-NC
AGND
VA
RES-NC
RES-NC
Figure 28. Pin Assignments
DS291PP3
29
CIRRUS [ CIRRUS LOGIC ]
