Owner manual

MAX5548
Dual, 8-Bit, Programmable, 30mA
High-Output-Current DAC
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INL vs. CODE
CODE
INL (LSB)
0 32 64 96 128 160 192 224 256
-1.00
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
MAX5548 toc01
DNL vs. CODE
CODE
DNL (LSB)
MAX5548 toc02
0 32 64 96 128 160 192 224 256
-0.500
-0.375
-0.250
-0.125
0
0.125
0.250
0.375
0.500
INL vs. TEMPERATURE
TEMPERATURE (°C)
INL (LSB)
MAX5548 toc03
-40 -15 10 35 60 85
0
0.125
0.250
0.375
0.500
0.625
0.750
0.875
1.000
DNL vs. TEMPERATURE
TEMPERATURE (°C)
DNL (LSB)
MAX5548 toc04
-40 -15 10 35 60 85
0
0.0125
0.0250
0.0375
0.0500
0.0625
0.0750
0.0875
0.1000
MAXIMUM INL ERROR
vs. OUTPUT CURRENT RANGES
INL (LSB)
MAX5548 toc05
0
0.2
0.4
0.6
0.8
1.0
1–2 2–5
OUTPUT CURRENT RANGE (mA)
4.5–9
8–16
15–301.5–3
0
1.0
0.5
2.5
2.0
1.5
4.0
3.5
3.0
4.5
-40 10-15 35 60 85
ZERO-SCALE OUTPUT CURRENT
vs. TEMPERATURE
MAX5548 toc06
TEMPERATURE (
°
C)
ZERO-SCALE CURRENT (nA)
V
DD
= 5V
V
DD
= 3V
FULL-SCALE CURRENT vs. TEMPERATURE
TEMPERATURE (°C)
FULL-SCALE CURRENT (mA)
MAX5548 toc07
-40 -15 10 35 60 85
29.72
29.74
29.76
29.78
29.80
29.82
29.84
29.86
29.88
V
DD
= 3V
V
DD
= 5V
SETTLING TIME
(FULL-SCALE POSITIVE STEP)
MAX5548 toc08
V
OUT_
1V/div
10µs/div
CS
2V/div
R
LOAD
= 65Ω
C
LOAD
= 24pF
SETTLING TIME
(FULL-SCALE NEGATIVE STEP)
MAX5548 toc09
V
OUT_
1V/div
10µs/div
CS
2V/div
R
LOAD
= 65Ω
C
LOAD
= 24pF
Typical Operating Characteristics
(V
DD
= +3.0V, GND = 0, V
REFIN
= +1.25V, internal reference, R
FSADJ_
= 20kΩ, T
A
= +25°C. unless otherwise noted).