Owner's manual
MAX5661
Single 16-Bit DAC with Current and Voltage
Outputs for Industrial Analog Output Modules
______________________________________________________________________________________ 11
0
6.0
4.5
3.5
3.0
2.5
2.0
1.5
1.0
0.5
4.0
5.5
5.0
-50 -25 0 25 50 75 100 125
SUPPLY CURRENT vs. TEMPERATURE
(4–20mA CURRENT OUTPUT)
MAX5661 toc18d
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
I
VDDI
I
VDDCORE
I
OUTI
= 4mA
V
DDI
= V
DDCORE
= +40V
18
22
20
26
24
30
28
32
36
34
38
-50 0 25-25 50 75 100 125
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
MAX5661 toc19
TEMPERATURE (°C)
I
VCC
(μA)
V
CC
= +5.25V
ALL INPUTS CONNECTED TO V
CC
UNIPOLAR VOLTAGE-OUTPUT,
ZS-TO-FS TRANSITION vs. C
L
(C
COMP
= 0nF)
OUTV
2V/div
MAX5661 toc20
CS
5V/div
C
L
= 100nF
C
L
= 100pF
C
L
= 0.47µF
C
L
= 1.8µF
C
L
= 1µF
R
L
= 2kΩ
400
µ
s/div
UNIPOLAR VOLTAGE-OUTPUT,
ZS-TO-FS TRANSITION vs. C
L
(C
COMP
= 3.3nF)
OUTV
2V/div
MAX5661 toc21
CS
5V/div
C
L
= 100pF
C
L
= 0.47µF
C
L
= 1.8µF
C
L
= 1µF
R
L
= 2kΩ
400
µ
s/div
UNIPOLAR VOLTAGE-OUTPUT
SETTLING TIME (C
COMP
= 0nF)
OUTV
100mV/div
MAX5661 toc22
R
L
= 2kΩ
ZS-TO-FS TRANSITION
CS
5V/div
100μs/div
C
L
= 100nF
C
L
= 100pF
UNIPOLAR VOLTAGE-OUTPUT
SETTLING TIME (C
COMP
= 0nF)
OUTV
100mV/div
MAX5661 toc23
C
L
= 1μF
R
L
= 2kΩ
ZS-TO-FS TRANSITION
CS
5V/div
400μs/div
UNIPOLAR VOLTAGE-OUTPUT
SETTLING TIME (C
COMP
= 3.3nF)
OUTV
100mV/div
MAX5661 toc24
CS
5V/div
400μs/div
R
L
= 2kΩ
ZS-TO-FS TRANSITION
C
L
= 1μF
C
L
= 100pF
0
4.0
3.6
2.8
2.4
2.0
1.6
1.2
0.8
0.4
3.2
-50 -25 0 25 50 75 100 125
SUPPLY CURRENT vs. TEMPERATURE
(0 TO 20mA CURRENT OUTPUT)
MAX5661 toc18c
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
I
VDDI
I
VDDCORE
I
OUTI
= 0mA
V
DDI
= V
DDCORE
= +40V
UNIPOLAR VOLTAGE-OUTPUT,
FS-TO-ZS TRANSITION (C
COMP
= 0nF)
OUTV
2V/div
MAX5661 toc25
CS
5V/div
400μs/div
R
L
= 2kΩ
C
L
= 0.47μF
C
L
= 1μF
C
L
= 100nF
C
L
= 1.8μF
Typical Operating Characteristics (continued)
(
Typical Operating Circuit
, V
CC
= +5V, C
COMPI
= 22nF, V
DDV
= V
DDCORE
= +15V, V
SSV
= -15V, V
DDI
= +24V, V
REF
= +4.096V,
V
AGND
= V
DGND
= 0V, R
SERIES
= 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI loaded with 500Ω to AGND, T
A
= +25°C.)