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ADS7864YB Datasheet(PDF) 4 Page - Burr-Brown (TI)

[Old version datasheet] Texas Instruments acquired Burr-Brown Corporation.
Part No. ADS7864YB
Description  500kHz, 12-Bit, 6-Channel Simultaneous Sampling ANALOG-TO-DIGITAL CONVERTER
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Maker  BURR-BROWN [Burr-Brown (TI)]
Homepage  http://www.burr-brown.com
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ADS7864YB Datasheet(HTML) 4 Page - Burr-Brown (TI)

 
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4
ADS7864
®
PIN
NAME
DESCRIPTION
1+VA
Analog Power Supply. Normally +5V.
2
AGND
Analog Ground
3
DB15
Data Valid Output: “1” for data valid; “0” for invalid
data.
4
DB14
Channel Address Output Pin (see channel truth
table)
5
DB13
Channel Address Output Pin (see channel truth
table)
6
DB12
Channel Address Output Pin (see channel truth
table)
7
DB11
Data Bit 11 - MSB
8
DB10
Data Bit 10
9
DB9
Data Bit 9
10
DB8
Data Bit 8
11
DB7
Data Bit 7
12
DB6
Data Bit 6
13
DB5
Data Bit 5
14
DB4
Data Bit 4
15
DB3
Data Bit 3
16
DB2
Data Bit 2
17
DB1
Data Bit 1
18
DB0
Data Bit 0 - LSB
19
BUSY
Low when a conversion is in progress.
20
DGND
Digital Ground
21
+VD
Digital Power Supply, +5VDC
22
CLOCK
An external clock must be applied to the CLOCK
input.
23
RD
RD Input. Enables the parallel output when used in
conjunction with chip select.
24
CS
Chip Select
PIN CONFIGURATION
Top View
PIN DESCRIPTIONS
+V
A
AGND
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
+V
A
AGND
REFIN
REFOUT
RESET
A0
A1
A2
BYTE
HOLDA
HOLDB
HOLDC
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
ADS7864
43
42
41
40
39
38
37
25
HOLDC
Places Channels C0 and C1 in hold mode.
26
HOLDB
Places Channels B0 and B1 in hold mode.
27
HOLDA
Places Channels A0 and A1 in hold mode.
28
BYTE
2 x 8 Output Capability. Active HIGH
29
A2
A2 Address/Mode Select Pin (see Address/Mode Truth
table).
30
A1
A1 Address/Mode Select Pin (see Address/Mode Truth
Table).
31
A0
A0 Address/Mode Select Pin (see Address/Mode Truth
Table).
32
RESET
Reset Pin
33
REFOUT
Reference Out
34
REFIN
Reference In
35
AGND
Analog Ground
36
+VA
Analog Power Supply. Normally +5V.
37
CH A1+
Noninverting Input Channel A1
38
CH A1–
Inverting Input Channel A1
39
CH B1+
Noninverting Input Channel B1
40
CH B1–
Inverting Input Channel B1
41
CH C1+
Noninverting Input Channel C1
42
CH C1–
Inverting Input Channel C1
43
CH C0–
Inverting Input Channel C0
44
CH C0+
Noninverting Input Channel C0
45
CH B0–
Inverting Input Channel B0
46
CH B0+
Noninverting Input Channel B0
47
CH A0–
Inverting Input Channel A0
48
CH A0+
Noninverting Input Channel A0
PIN
NAME
DESCRIPTION


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