Datasheet

MAX531/MAX538/MAX539
+5V, Low-Power, Voltage-Output,
Serial 12-Bit DACs
6 _______________________________________________________________________________________
120
-60
SUPPLY CURRENT vs.
TEMPERATURE
140
MAX531-7
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
60
240
180
-20 20 80
300
-40 0 40 100
280
260
220
200
160
MAX538/MAX539
MAX531
4
-14
1 100 100k
MAX531
GAIN vs. FREQUENCY
-12
MAX531-8
FREQUENCY (Hz)
GAIN (dB)
-8
-4
0
2
-2
-6
-10
1k 10k
REFIN = 4Vp-p
80
0
10 1k 100k
MAX531 
AMPLIFIER SIGNAL-TO-NOISE RATIO
10
MAX531-9
FREQUENCY (Hz)
SIGNAL-TO-NOISE RATIO (dB)
20
40
60
30
50
70
10k100
REFIN = 4Vp-p
2.055
2.045
-60
MAX531
REFERENCE VOLTAGE vs.
TEMPERATURE
MAX531-6
TEMPERATURE (°C)
REFERENCE VOLTAGE (V)
60
2.050
-20 20 80
100400
-40
-110
0
1 10 1k 100k
ANALOG FEEDTHROUGH vs.
FREQUENCY
-30
-70
MAX531-5
FREQUENCY (Hz)
ANALOG FEEDTHROUGH (dB)
100 10k 1M
-100
-90
-80
-60
-50
-40
-20
-10
CODE = 000 hex
2
8
V
DD
-5 V
DD
-1
OUTPUT SOURCE CAPABILITY vs.
OUTPUT PULL-UP VOLTAGE
7
3
MAX531-4
OUTPUT PULL-UP VOLTAGE (V)
OUTPUT SOURCE CAPABILITY (mA)
V
DD
-2
5
6
V
DD
-4 V
DD
-3
4
V
DD
-0
1
0
0.25
-1.25
012
INTEGRAL NONLINEARITY vs. DIGITAL
INPUT CODE (FIRST 12 CODES)
-1.00
MAX531-1
DIGITAL INPUT CODE (DECIMAL)
INTEGRAL NONLINEARITY (LSB)
8
-0.50
-0.75
-0.25
2610
0
4
DUAL SUPPLIES
SINGLE SUPPLY
INTEGRAL NONLINEARITY vs. DIGITAL
INPUT CODE (ALL CODES)
0 512 1024 1536 2048 2560 3072 3584 4095
-0.25
0
0.25
INTEGRAL NONLINEARITY (LSB)
DIGITAL INPUT CODE (DECIMAL)
12
0
0 0.8
OUTPUT SINK CAPABILITY vs.
OUTPUT PULL-DOWN VOLTAGE
2
10
MAX531-3
OUTPUT PULL-DOWN VOLTAGE (V)
OUTPUT SINK CAPABILITY (mA)
0.6
6
4
0.2 0.4
8
1.0
14
16
__________________________________________Typical Operating Characteristics
(V
DD
= +5V, V
REFIN
= 2.048V, T
A
= +25°C, unless otherwise noted.)