AD7891AP-2 Analog Devices Inc, AD7891AP-2 Datasheet - Page 5

• Manufacturer Part Number: AD7891AP-2
• Description: A/D Converter (A-D) IC
• Manufacturer: Analog Devices Inc
• Type: Data Acquisition System (DAS)r

Specifications of AD7891AP-2

• No. Of Bits: 12 Bit
• Mounting Type: Surface Mount
• Features: 8?Ch., High?Speed, Data Acquisition System
• No. Of Channels: 8
• Interface Type: Parallel
• Package / Case: 44-PLCC
• Rohs Status: RoHS non-compliant
• Resolution (bits): 12 b
• Sampling Rate (per Second): 500k
• Data Interface: Serial, Parallel
• Voltage Supply Source: Single Supply
• Voltage - Supply: 5V
• Operating Temperature: -40°C ~ 85°C

Model
AD7891ACHIPS-1
AD7891ACHIPS-2
AD7891AS-1
AD7891ASZ-1
AD7891AP-1
AD7891AP-1REEL
AD7891BS-1
AD7891BP-1
AD7891BP-1REEL
AD7891YS-1
AD7891YS-1REEL
AD7891YP-1
AD7891YP-1REEL
AD7891AS-2
AD7891ASZ-2
AD7891AP-2
AD7891AP-2REEL
AD7891BS-2
AD7891BP-2
AD7891BP-2REEL
AD7891YS-2
AD7891YS-2REEL
EVAL-AD7891-1CB
EVAL-AD7891-2CB
NOTES
1
2
REV. D
S = Plastic Quad Flatpack (MQFP); P = Plastic Leaded Chip Carrier (PLCC).
Z = Pb-free part.
REF OUT/REF IN
NC = NO CONNECT
DB7/DATA IN
DB11/TEST
DB10/TEST
REF GND
DB8/RFS
DB9/TFS
MODE
AGND
V
NC
2
2
DD
10
11
12
13
14
15
16
17
7
8
9
18 19 20 21 22 23 24 25 26 27 28
6
Input Range
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
± 5 V or ± 10 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V
5
4
PLCC
(Not to Scale)
3
AD7891
TOP VIEW
2
1 44 43 42 41 40
PIN 1
IDENTIFIER
39
38
37
36
35
34
33
32
31
30
29
V
V
V
V
V
V
AGND
EOC
NC
CONVST
CS
PIN CONFIGURATIONS
IN6A
IN6B
IN7A
IN7B
IN8A
IN8B
ORDERING GUIDE
Sample Rate Accuracy
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
454 kSPS
500 kSPS
500 kSPS
500 kSPS
500 kSPS
500 kSPS
500 kSPS
500 kSPS
500 kSPS
500 kSPS
–5–
REF OUT/REF IN
DB7/DATA IN
NC = NO CONNECT
DB11/TEST
DB10/TEST
REF GND
DB8/RFS
DB9/TFS
Relative
± 1 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 0.75 LSB
± 0.75 LSB
± 0.75 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 1 LSB
± 0.75 LSB
± 0.75 LSB
± 0.75 LSB
± 1 LSB
± 1 LSB
MODE
AGND
V
NC
DD
10
11
1
2
3
4
5
6
7
8
9
44 43 42 41 40 39 38 37 36 35 34
12 13 14 15 16 17 18 19 20 21 22
PIN 1
IDENTIFIER
Temperature
Range
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–55∞C to +105∞C S-44
–55∞C to +105∞C S-44
–55∞C to +105∞C P-44A
–55∞C to +105∞C P-44A
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–40∞C to +85∞C
–55∞C to +105∞C S-44
–55∞C to +105∞C S-44
MQFP
(Not to Scale)
TOP VIEW
AD7891
Package Option
DIE
DIE
S-44
S-44
P-44A
P-44A
S-44
P-44A
P-44A
S-44
S-44
P-44A
P-44A
S-44
P-44A
P-44A
Evaluation Board
Evaluation Board
AD7891
33
32
31
30
29
28
27
26
25
24
23
V
V
V
V
V
V
AGND
EOC
NC
CONVST
CS
IN6A
IN6B
IN7A
IN7B
IN8A
IN8B
1