PIN CONFIGURATION
HOLD C
HOLD B
HOLD A
CH A0+
REF
OUT
CH A0–
RESET
AGND
64
CH A1–
CH A1+
AV
DD
AGND
SGND
CH B0+
CH B0–
AV
DD
AGND
1
2
3
4
5
6
7
8
9
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48 D0
47 D1
46 D2
45 D3
44 D4
43 D5
42 D6
41 D7
ADS8364
BGND
REF
IN
AV
DD
BV
DD
ADD
A0
A1
A2
40 D8
39 D9
38 D10
37 D11
36 D12
35 D13
34 D14
33 D15
SGND 10
CH B1– 11
CH B1+ 12
AV
DD
13
AGND 14
SGND 15
CH C0+ 16
17
CH C0–
18
CH C1–
19
CH C1+
20
NC
21
DGND
22
DV
DD
23
BYTE
24
BV
DD
25
BGND
26
FD
27
EOC
28
CLK
29
RD
30
WR
31
CS
32
BGND
PIN DESCRIPTIONS
PIN
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
NAME
I/O
DESCRIPTION
PIN
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
61
62
63
64
NAME
BGND
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
BGND
BV
DD
RESET
ADD
A2
A1
A0
HOLDA
HOLDB
HOLDC
AV
DD
AGND
REF
OUT
REF
IN
CH A0+
CH A0–
I/O
P
DO
DO
DO
DO
DO
DO
DO
DO
DIO
DIO
DIO
DIO
DIO
DIO
DIO
DIO
P
P
DI
DI
DI
DI
DI
DI
DI
DI
P
P
AO
AI
AI
AI
DESCRIPTION
Buffer Digital Ground
Data Bit 15-MSB
Data Bit 14
Data Bit 13
Data Bit 12
Data Bit 11
Data Bit 10
Data Bit 9
Data Bit 8
Data Bit 7, Software Input 7
Data Bit 6, Software Input 6
Data Bit 5, Software Input 5
Data Bit 4, Software Input 4
Data Bit 3, Software Input 3
Data Bit 2, Software Input 2
Data Bit 1, Software Input 1
Data Bit 0, Software Input 0
Buffer Digital Ground
Power Supply for Digital Interface from 3V to 5V
Global Reset, Active LOW
Address Mode Select
Address Line 3
Address Line 2
Address Line 1
Hold Command A
Hold Command B
Hold Command C
Analog Power Supply
Analog Ground
Reference Output, attach 0.1µF and 10µF capacitors.
Reference Input
Noninverting Input Channel A0
Inverting Input Channel A0
CH A1– AI Inverting Input Channel A1
CH A1+ AI Noninverting Input channel A1
AV
DD
P Analog Power Supply
AGND
P Analog Ground
SGND
P Signal Ground
CH B0+ AI Noninverting Input Channel B0
CH B0– AI Inverting Input Channel B0
AV
DD
P Analog Power Supply
AGND
P Analog Ground
SGND
P Signal Ground
CH B1– AI Inverting Input Channel B1
CH B1+ AI Noninverting Input Channel B1
AV
DD
P Analog Power Supply
AGND
P Analog Ground
SGND
P Signal Ground
CH C0+ AI Noninverting Input Channel C0
CH C0– AI Inverting Input Channel C0
CH C1– AI Inverting Input Channel C1
CH C1+ AI Noninverting Input Channel C1
NC
– No Connection
DGND
P Digital ground connected to AGND.
DV
DD
P +5V Power Supply for Digital Logic Connected to AV
DD
.
BYTE
DI 2 x 8 Output Capability. Active HIGH.
BV
DD
P Power supply for digital interface from 3V to 5V.
BGND
P Buffer Digital Ground
FD
DO First Data, A0 Data
EOC
DO End of Conversion, Active LOW
CLK
DI An external CMOS compatible clock can be applied to
the CLK input to synchronize the conversion process to
an external source.
RD
DI Read, Active LOW
WR
DI Write, Active LOW
CS
DI Chip Select, Active LOW
29
30
31
NOTE: AI is Analog Input, AO is Analog Output, DI is Digital Input, DO is Digital Output, DIO is Digital Input/Output, P is Power Supply Connection.
ADS8364
SBAS219B
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5
TI [ TEXAS INSTRUMENTS ]
