Datasheet

14Maxim Integrated
MAX5318
18-Bit, High-Accuracy Voltage Output DAC with
Digital Gain, Offset Control, and SPI Interface
Typical Operating Characteristics (continued)
(V
AVDD
= V
DDIO
= 5V, V
AVSS
= -1.25V, V
AGND
= V
DGND
= V
AGND_F
= V
AGND_S
= 0V; V
REF
= 4.096V, TC/SB = PD = M/Z = DGND,
RST = V
DDIO
, C
REFO
= 100pF, C
L
= 100pF, R
L
= 10kω, C
BYPASS
= 1µF, T
A
= +25°C, unless otherwise noted.)
5.14.73.9 4.33.53.1
FULL-SCALE OUTPUT ERROR
vs. SUPPLY VOLTAGE
MAX5318 toc16
V
AVDD
(V)
OUTPUT ERROR (LSB)
5.5
0
2.7
-1.6
-1.2
-0.8
-0.4
0.4
0.8
1.2
1.6
2.0
-2.0
V
REF
= 2.5V
CODE = 0x3FFFF
ZERO-SCALE OUTPUT ERROR
vs. OUTPUT CURRENT
MAX5318 toc17
OUTPUT CURRENT (mA)
OUTPUT ERROR (LSB)
27243 6 9 15 1812 21
-3
-2
-1
0
1
2
3
4
-4
03
0
SOURCING
SINKING
CODE = 0x00000
V
AVSS
= -1.25V
V
REF
= 4.096V
ZERO CODE ERROR DISTRIBUTION
vs. TEMPERATURE
MAX5318 toc17a
LSB
COUNT (NO. OF UNITS)
5040-40 -30 -20 0 10 20-10 30
10
20
30
40
50
60
70
80
0
-50
-40°C
+10°C
+25°C
ZERO CODE ERROR DISTRIBUTION
vs. TEMPERATURE
MAX5318 toc17b
LSB
COUNT (NO. OF UNITS)
5040-40 -30 -20 0 10 20-10 30
10
20
30
40
50
60
70
80
0
-50
+25°C
+40°C
+105°C
ZERO CODE ERROR DRIFT
MAX5318 toc17c
DRIFT (ppm/°C)
COUNT (UNITS)
10
20
30
40
50
60
70
80
0
+10°C
-40°C
1.4 1.61.21.00.80.60.40.20
ZERO CODE ERROR DRIFT
MAX5318 toc17d
DRIFT (ppm/°C)
COUNT (UNITS)
10
20
30
40
50
60
70
0
+40°C
+105°C
1.4 1.61.21.00.80.60.40.20