User guide

MAX544/MAX545
+5V, Serial-Input, Voltage-Output, 14-Bit DACs
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
DD
= 5V, V
REF
= +2.5V, T
A
= +25°C, unless otherwise noted.)
0.50
0.45
0.40
0.35
0.30
0.25
0.20
-40 -20 0 20 40 60 80 100
MAX544/MAX545-01
SUPPLY CURRENT (mA)
SUPPLY CURRENT
vs. TEMPERATURE
TEMPERATURE (°C)
0.35
0.34
0.33
0.32
0.31
0.30
0.29
0.28
0.27
0.26
0.25
0123456
MAX544/MAX545-02
SUPPLY CURRENT (mA)
SUPPLY CURRENT
vs. REFERENCE VOLTAGE
REFERENCE VOLTAGE (V)
0.20
0.15
0.10
0.05
0
-0.05
-0.10
-0.15
-0.20
-60 -20 20 60 100 140
MAX544/MAX545-03
ZERO-CODE OFFSET ERROR (LSB)
TEMPERATURE (°C)
ZERO-CODE OFFSET ERROR
vs. TEMPERATURE
0.30
0.20
0.10
0
-0.10
-0.20
-0.30
-60 -20 20 60 100 140
MAX544/MAX545-04
INL (LSB)
TEMPERATURE (°C)
INTEGRAL NONLINEARITY
vs. TEMPERATURE
+INL
-INL
-0.125
-0.250
0.125
0
0.250
0
5k 10k 15k 20k
MAX544/MAX545-07
INL (LSB)
INTEGRAL NONLINEARITY
vs. CODE
DAC CODE
0.30
0.20
0.10
0
-0.10
-0.20
-0.30
-60 -20 20 60 100 140
MAX544/MAX545-05
DNL (LSB)
TEMPERATURE (°C)
DIFFERENTIAL NONLINEARITY
vs. TEMPERATURE
+DNL
-DNL
0.20
0.15
0.10
0.05
0
-0.05
-0.10
-0.15
-0.20
-60 -20 20 60 100 140
MAX544/MAX545-06
GAIN ERROR (LSB)
TEMPERATURE (°C)
GAIN ERROR
vs. TEMPERATURE
0.250
0.125
-0.125
0
-0.250
0
5k 10k 15k
20k
MAX544/MAX545-08
DNL (LSB)
DIFFERENTIAL NONLINEARITY
vs. CODE
DAC CODE
200
160
120
80
40
0
0 4k 8k 12k 16k 20k
MAX544/MAX545-09
REFERENCE CURRENT (µA)
DAC CODE
REFERENCE CURRENT
vs. CODE