Datasheet

11Maxim Integrated
MAX5318
18-Bit, High-Accuracy Voltage Output DAC with
Digital Gain, Offset Control, and SPI Interface
Typical Operating Characteristics
(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.)
MAX5318 toc01
INTEGRAL NONLINEARITY
vs. DIGITAL INPUT CODE
CODE
INL (LSB)
19660813107265536
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
V
REF
= 5V
V
AVDD
= 5.25V
-2.0
0 262144
MAX5318 toc02
INTEGRAL NONLINEARITY
vs. DIGITAL INPUT CODE
CODE
INL (LSB)
19660813107265536
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
V
REF
= 4.096V
V
AVDD
= 5V
-2.0
0 262144
MAX5318 toc03
INTEGRAL NONLINEARITY
vs. DIGITAL INPUT CODE
CODE
INL (LSB)
19660813107265536
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
V
REF
= 2.5V
V
AVDD
= 3V
-2.0
0 262144
MAX5318 toc04
DIFFERENTIAL NONLINEARITY
vs. DIGITAL INPUT CODE
CODE
DNL (LSB)
19660813107265536
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
V
REF
= 5V
V
AVDD
= 5.25V
-2.0
0 262144
MAX5318 toc05
DIFFERENTIAL NONLINEARITY
vs. DIGITAL INPUT CODE
CODE
DNL (LSB)
19660813107265536
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
V
REF
= 4.096V
V
AVDD
= 5V
-2.0
0 262144
MAX5318 toc06
DIFFERENTIAL NONLINEARITY
vs. DIGITAL INPUT CODE
CODE
DNL (LSB)
19660813107265536
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
V
REF
= 2.5V
V
AVDD
= 3V
-2.0
0 262144