Datasheet
AD7891
–5–
REV. D
PIN CONFIGURATIONS
PLCC
7
8
9
10
11
12
13
14
15
16
17
6 54321444342 41 40
39
38
37
36
35
34
33
32
31
30
29
18 19 20 21 22 23 24 25 26 27 28
PIN 1
IDENTIFIER
TOP VIEW
(Not to Scale)
NC = NO CONNECT
V
IN6A
AGND
EOC
NC
CONVST
CS
REF GND
NC
REF OUT/REF IN
V
DD
AGND
MODE
DB11/TEST
DB10/TEST
DB9/TFS
DB8/RFS
DB7/DATA IN
STANDBY
V
IN1A
DB6/SCLK
V
DD
DGND
DB5/A2/DATA OUT
DB3/A0
DB2/SWCON
DB1/SWSTBY
DB0/FORMAT
WR
RD
DB4/A1
AD7891
V
IN1B
V
IN2A
V
IN2B
V
IN3A
V
IN3B
V
IN4A
V
IN4B
V
IN5A
V
IN5B
V
IN6B
V
IN7A
V
IN7B
V
IN8A
V
IN8B
MQFP
V
IN6A
AGND
EOC
NC
CONVST
CS
REF GND
NC
REF OUT/REF IN
V
DD
AGND
MODE
DB11/TEST
DB10/TEST
DB9/TFS
DB8/RFS
DB7/DATA IN
STANDBY
V
IN1A
DB6/SCLK
V
DD
DGND
DB5/A2/DATA OUT
DB3/A0
DB2/SWCON
DB1/SWSTBY
DB0/FORMAT
WR
RD
DB4/A1
V
IN1B
V
IN2A
V
IN2B
V
IN3A
V
IN3B
V
IN4A
V
IN4B
V
IN5A
V
IN5B
V
IN6B
V
IN7A
V
IN7B
V
IN8A
V
IN8B
NC = NO CONNECT
44 43 42 41 40 39 38 37 36 35 34
1
2
3
4
5
6
7
8
9
10
11
12 13 14 15 16 17 18 19 20 21 22
33
32
31
30
29
28
27
26
25
24
23
PIN 1
IDENTIFIER
TOP VIEW
(Not to Scale)
AD7891
ORDERING GUIDE
Relative Temperature
Model Input Range Sample Rate Accuracy Range Package Option
1
AD7891ACHIPS-1 DIE
AD7891ACHIPS-2 DIE
AD7891AS-1 ± 5 V or ± 10 V 454 kSPS ± 1 LSB –40∞C to +85∞CS-44
AD7891ASZ-1
2
± 5 V or ± 10 V 454 kSPS ± 1 LSB –40∞C to +85∞CS-44
AD7891AP-1 ± 5 V or ± 10 V 454 kSPS ± 1 LSB –40∞C to +85∞C P-44A
AD7891AP-1REEL ± 5 V or ± 10 V 454 kSPS ± 1 LSB –40∞C to +85∞C P-44A
AD7891BS-1 ± 5 V or ± 10 V 454 kSPS ± 0.75 LSB –40∞C to +85∞CS-44
AD7891BP-1 ± 5 V or ± 10 V 454 kSPS ± 0.75 LSB –40∞C to +85∞C P-44A
AD7891BP-1REEL ± 5 V or ± 10 V 454 kSPS ± 0.75 LSB –40∞C to +85∞C P-44A
AD7891YS-1 ± 5 V or ± 10 V 454 kSPS ± 1 LSB –55∞C to +105∞CS-44
AD7891YS-1REEL ± 5 V or ± 10 V 454 kSPS ± 1 LSB –55∞C to +105∞CS-44
AD7891YP-1 ± 5 V or ± 10 V 454 kSPS ± 1 LSB –55∞C to +105∞C P-44A
AD7891YP-1REEL ± 5 V or ± 10 V 454 kSPS ± 1 LSB –55∞C to +105∞C P-44A
AD7891AS-2 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 1 LSB –40∞C to +85∞CS-44
AD7891ASZ-2
2
0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 1 LSB –40∞C to +85∞CS-44
AD7891AP-2 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 1 LSB –40∞C to +85∞C P-44A
AD7891AP-2REEL 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 1 LSB –40∞C to +85∞C P-44A
AD7891BS-2 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 0.75 LSB –40∞C to +85∞CS-44
AD7891BP-2 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 0.75 LSB –40∞C to +85∞C P-44A
AD7891BP-2REEL 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 0.75 LSB –40∞C to +85∞C P-44A
AD7891YS-2 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 1 LSB –55∞C to +105∞CS-44
AD7891YS-2REEL 0 V to +5 V, 0 V to +2.5 V, ± 2.5 V 500 kSPS ± 1 LSB –55∞C to +105∞CS-44
EVAL-AD7891-1CB Evaluation Board
EVAL-AD7891-2CB Evaluation Board
NOTES
1
S = Plastic Quad Flatpack (MQFP); P = Plastic Leaded Chip Carrier (PLCC).
2
Z = Pb-free part.