MP3276
PIN OUT DEFINITIONS
PLCC
PIN NO.
PGA
PADS
PLCC
PIN NO.
PGA
PADS
NAME
DESCRIPTION
NAME
ADEN
DESCRIPTION
61
62
63
64
65
66
67
68
1
1
V
EE
Negative Analog Supply
Analog Input 12, AB3-AB0 = 1100
N/C or GND
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Address Enable
2
A
IN
A
IN
A
IN
A
IN
12
AB3
AB2
AB1
AB0
GND
Channel Address 3
3
Channel Address 2
4
13
14
15
Analog Input 13, AB3-AB0 = 1101
N/C or GND
Channel Address 1
5
Channel Address 0
6
Analog Input 14, AB3-AB0 = 1110
N/C or GND
GND
7
V
V
A
Positive Digital Supply
Positive Analog Supply
Analog Input 0, AB3-AB0 = 0000
N/C or GND
DD
CC
8
Analog Input 15, AB3-AB0 = 1111
N/C or GND
9
0
IN
IN
IN
IN
2
10
11
12
13
14
15
16
GND Ref.
AGND
Input Ground Reference
ADC Analog Ground
Reference Input
3
A
A
A
1
2
3
Analog Input 1, AB3-AB0 = 0001
N/C or GND
4
Ref In
5
Ref Out
AGND3
DGND
Reference Output
Analog Input 2, AB3-AB0 = 0010
N/C or GND
6
Reference Analog Ground
Digital Ground
7
Analog Input 3, AB3-AB0 = 0011
N/C or GND
8
DB0/SDC
Data Output Bit 0/Serial Data
Clock
N/C
No Connection
9
17
18
19
20
21
22
23
24
25
26
27
28
N/C
No Connection
A
IN
A
IN
A
IN
A
IN
4
5
6
7
Analog Input 4, AB3-AB0 = 0100
N/C or GND
10
11
12
13
14
15
16
17
18
19
20
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
DB10
Data Output Bit 1
Data Output Bit 2
Data Output Bit 3
Data Output Bit 4
Data Output Bit 5
Data Output Bit 6
Data Output Bit 7
Data Output Bit 8
Data Output Bit 9
Data Output Bit 10
Analog Input 5, AB3-AB0 = 0101
N/C or GND
Analog Input 6, AB3-AB0 = 0110
N/C or GND
Analog Input 7, AB3-AB0 = 0111
N/C or GND
AGND2
Analog Ground Mux Return
Analog Input 8, AB3-AB0 = 1000
N/C or GND
A
IN
A
IN
A
IN
A
IN
8
DB11/SDO Data Output Bit 11/Serial
Data Out
9
Analog Input 9, AB3-AB0 = 1001
N/C or GND
21
22
23
24
25
26
29
30
31
32
33
34
STS
STL
PXS
RD
Conversion Status
Mux Settling Status
Parallel/XSerial
Read Enable
10
11
Analog Input 10, AB3-AB0 = 1010
N/C or GND
Analog Input 11, AB3-AB0 = 1011
N/C or GND
CS
Chip Select
WR
Write Enable
Rev. 4.00
3
EXAR [ EXAR CORPORATION ]
