ABSOLUTE MAXIMUM RATINGS*
With
Spec
Respect to
Min
Max
Unit
VCC
Common
–0.3
+15
V
VEE
Common
–15
+0.3
V
Control Input
Common
–0.5
+7
V
Analog Input
Common
–12
+12
V
Output Short Circuit to
Ground, VCC, or VEE
Indefinite
Maximum Junction
Temperature
+175
°C
Storage
–65
+150
°C
Lead Temperature
(10 sec max)
+300
°C
Power Dissipation
195
mW
*Stresses above those listed under “Absolute Maximum Ratings” may cause per-
manent damage to the device. This is a stress rating only and functional opera-
tion of the device at these or any other conditions above those indicated in the
operational section of this specification is not implied.
HOLD MODE AC SPECIFICATIONS
AD781J
AD781A
AD781S
Parameter
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Units
TOTAL HARMONIC DISTORTION
FIN = 10 kHz
–90
–80
–90
–80
–90
–80
dB
FIN = 50 kHz
–73
dB
FIN = 100 kHz
–68
dB
SIGNAL-TO-NOISE AND DISTORTION
FIN = 10 kHz
72
78
72
78
72
78
dB
FIN = 50 kHz
73
dB
FIN = 100 kHz
67
dB
INTERMODULATION DISTORTION
FIN1 = 49 kHz, FIN2 = 50 kHz
2nd Order Products
–77
dB
3rd Order Products
–78
dB
NOTE
1F
IN amplitude = 0 dB and FSAMPLE = 500 kHz unless otherwise indicated.
Specifications shown in boldface are tested on all devices at final electrical test. Results from those tests are used to calculate outgoing quality levels. All min and max
specifications are guaranteed although only those shown in boldface are tested.
Specifications subject to change without notice.
(TMIN to TMAX, VCC = +12 V
10%, VEE = –12 V
10%, CL = 20 pF,
unless otherwise noted)1
AD781
REV. A
–3–
PIN CONFIGURATION
1
2
3
45
6
7
8
AD781
TOP VIEW
(Not to Scale)
VCC
IN
COMMON
NC
OUT
S/H
NC
VEE
ORDERING GUIDE
Temperature
Package
Model
1
Range
Description
Options
2
AD781JN
0
°C to +70°C
8-Pin Plastic DIP
N-8
AD781AN –40
°C to +85°C
8-Pin Plastic DIP
N-8
AD781SQ
–55
°C to +125°C 8-Pin Cerdip
Q-8
NOTES
1For details on grade and package offerings screened in accordance with
MIL-STD-883, refer to the Analog Devices Military Products Databook or
current AD781/883B data sheet.
2N = Plastic DIP; Q = Cerdip.
CAUTION
ESD (electrostatic discharge) sensitive device. The digital control inputs are diode protected;
however, permanent damage may occur on unconnected devices subject to high energy electro-
static fields. Unused devices must be stored in conductive foam or shunts.
WARNING!
ESD SENSITIVE DEVICE