ANALOG
DEVICES
:
FEATURES
DACl138
18'Bit Resolutionand Accuracv (38gV, 1 Part in 262,1441
Nonlinearity1/2LSB max (DACI 138K)
ExcellentStability
in
Settlinsto 1/2LSB (0.0002%) 1ops
iconductors
Sem
Hermetically-Sealed
DAC1136
16-Bit Resolutionand Accuracy n52PV,1 Part in 65,536)
Low Cost
1
N o n l i n e a r i t y / 2 L S Bm a x ( D A C I 1 3 6 K ,L )
in
Settlingto 1/2LSB max (0.0008%) Qrs
I
D E G L I T C H E RV
DAC Glitches
Eliminates
Assembly
on
Available DACl 136/1138 Card-Mounted
GENERAL DESCRIPTION
culrent or
self-contained
6/1138 arecomplete
The DAC113
with
converters
voltageoutput modular digital-to-analog
18 bits'
of
and
resolutions accuracies 1.6and
currentsources
combineprecision
The DAC1136/1138
to
switches producea very linear
steering
with state-of-the-art
with TTL
are compatible
output. Inputsto theseconverters
havea currentoutput of -2mA full scale.
The converters
levels,
A voltageoutput can be obtainedby connectingthe internal
amplifier to the current output by meansof jumpers. By using
jumpers, usercan selectany one of the fol-
the
additional
:
o u t p u t r a n g e sO t o + 5 V , 0 t o + 1 0 V , l 5 V , o r t 1 0 V .
lowing
Assemblies.
on
The DAC1136/1138 areavailable Card-Mounted
options include' input codes,
In this configuration,selectable
output amplifiers,and a high speedtransient-suppressing
DeglitcherModule,DeglitcherIV.
DACS
WHERETO USEHIGH RESOLUTION
for
accuracy a broad
The DAC1136lll38 deliverexceptional
The
test and instrumentationapplications.
rangeof ciisplay,
of
DAC1136,with a resolution 16 bits or 1 part in 65'536'
of
and thc DAC1138with a resolution 18 bits or 1 Part in
requiringwide
262,1++are ideally suitedfor applications
and
dynamicrangemeasurement control. Applicationsinclude
auto-
high resolutionCRT displays,
data acquisitionsystems'
f
testing,p hoto-typesetting,requency
matic semiconductor
and nuclearreactorcontrol.
synthesis
16-
Resolution and18-Bit
High
Convefte
Digital-to-Analog
:.]:;*
.it
CERTIFICATE OF CALIBRATION
Each DACl138 has been calibrated with equipment and
methoCs that are traceable to the National Bureeu of Stand-
ards (NBS). A Certificate of Performance is sent with each
unit, which includes linearity test data.
MSB
atT2
8tT3
B I T4
B I T5
B I T6
B I T7
B I T8
B I T9 1 6
BIT1O 1 7
BIT 11 1 8
BIT12 1 9
8tr 13
gtr 14
stT 15
BIT16
*BrT17
23
24
26
27
7I
70
69
68
ZERO
ADJUST
5k SENSE
CURRENT
OUT
l0k sENsE
53 REFIN
5 2 R E FO U T
49 GAIN
48 GAIN
47 AMP OUT
46 tsIPOLAR
OFFSET
OUT
E
AMP IN
' L : : 1 8 29
30
,r 5v 32
COMMON 34
* D A C l ] 3 8O N L Y
Figure L Block Diagram and Pin Designations
Information {urnished by Analog Devicesis believedto be accurate
a n d r e l i a b l e . H o w e v e r , n o r e s p o n s i b i l i t yi s a s s u m e db y A n a l o g D e v i c e s
f o r i t s u s e ; n o r f o r a n y i n f r i n g e m e n t so f p a t e n t so r o t h e r r i g h t s o f t h i r d
p a n i e s w h i c h m a y r e s u l t f r o m i t s u s e . N o l i c e n s ei s g r a n t e d b y i m p l i c a -
i i o n o r o t h e r w i s e u n d e r a n y p a t e n t o r p a t e n t r i g h t so f A n a l o g D e v i c e s .
02062 U.S.A.
P.O. Box 28O; Norwood, Massachusetts
Twx: 710/394'6577
Tel: 617132947O0
NORWOODMAS
Cables:
ANALOG
924491
Telex:
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