AD5410ACPZ-REEL Analog Devices Inc, AD5410ACPZ-REEL Datasheet - Page 24
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AD5410ACPZ-REEL
Manufacturer Part Number
AD5410ACPZ-REEL
Description
12Bit 1Current Source Out DAC
Manufacturer
Analog Devices Inc
Datasheet
1.AD5410AREZ.pdf
(28 pages)
Specifications of AD5410ACPZ-REEL
Design Resources
Simplified 12-Bit, 4 mA-to-20 mA Output Solution Using AD5410 (CN0081)
Settling Time
40µs
Number Of Bits
12
Data Interface
DSP, MICROWIRE™, QSPI™, Serial, SPI™
Number Of Converters
1
Voltage Supply Source
Analog and Digital
Power Dissipation (max)
950mW
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
40-LFCSP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD5410/AD5420
Using this information and Equation 2, two simultaneous
equations can be generated from which the values of R3 and
I
Simultaneous Equation 1
BIAS
can be calculated as follows:
⇒
I
I
OUT
BIAS
I
BIAS
=
=
V
. 0
R
=
R
3
07955446
3
V
R
−
R
R
3
3
I
3
BIAS
−
I
OUT
−
. 0
00147965
Rev. B | Page 24 of 28
Simultaneous Equation 2
From these two equations,
And Equation 2 becomes
I
R
I
BIAS
OUT
3 =
=
=
41
41
. 0
.
V
302
94639628
.
R
302
3
R
3
Ω and
−
446
−
5 .
I
. 0
BIAS
µA
02246754
=
446
5 .
μA