Datasheet

ABSOLUTE MAXIMUM RATINGS*
With
Spec Respect to Min Max Unit
V
CC
Common –0.3 +15 V
V
EE
Common –15 +0.3 V
Control Input Common –0.5 +7 V
Analog Input Common –12 +12 V
Output Short Circuit to
Ground, V
CC
, or V
EE
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
F
IN
= 10 kHz –90 –80 –90 –80 –90 –80 dB
F
IN
= 50 kHz –73 –73 –73 dB
F
IN
= 100 kHz –68 –68 –68 dB
SIGNAL-TO-NOISE AND DISTORTION
F
IN
= 10 kHz 72 78 72 78 72 78 dB
F
IN
= 50 kHz 73 73 73 dB
F
IN
= 100 kHz 67 67 67 dB
INTERMODULATION DISTORTION
F
IN1
= 49 kHz, F
IN2
= 50 kHz
2nd Order Products –77 –77 –77 dB
3rd Order Products –78 –78 –78 dB
NOTE
1
F
IN
amplitude = 0 dB and F
SAMPLE
= 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.
(T
MIN
to T
MAX
, V
CC
= +12 V 6 10%, V
EE
= –12 V 6 10%, C
L
= 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)
V
CC
IN
COMMON
NC
OUT
S/H
NC
V
EE
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
1
For 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.
2
N = 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