Datasheet

MAX5182/MAX5185
Dual, 10-Bit, 40MHz Current/Voltage
Alternate-Phase Output DACs
_______________________________________________________________________________________ 5
1.28
1.27
1.26
1.25
1.24
1.23
2.5 4.03.0 3.5 4.5 5.0 5.5
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX5182/85-11
SUPPLY VOLTAGE (V)
REFERENCE VOLTAGE (V)
MAX5182
MAX5185
1.28
1.27
1.25
1.24
1.26
1.23
-40 35-15 10 60 85
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX5182/85-12
TEMPERATURE (°C)
REFERENCE VOLTAGE (V)
MAX5182
MAX5185
4
3
1
2
0
0 125 250 375 500
OUTPUT CURRENT
vs. REFERENCE CURRENT
MAX5182/85-13
REFERENCE CURRENT (µA)
OUTPUT CURRENT (mA)
DYNAMIC RESPONSE RISE TIME
MAX5182/85-14
50ns/div
OUT_P
150mV/
div
OUT_N
150mV/
div
DYNAMIC RESPONSE FALL TIME
MAX5182/85-15
50ns/div
OUT_P
150mV/
div
OUT_N
150mV/
div
SETTLING TIME
MAX5182/85-16
12.5ns/div
OUT_N
100mV/
div
OUT_P
100mV/
div
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
0246
8101214
16
18
20
FFT PLOT, DAC1
MAX5181/4toc17
OUTPUT FREQUENCY (MHz)
(dBc)
f
OUT
= 2.2MHz
f
CLK
= 40MHz
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
0246
8101214
16
18
20
MAX5182/85-18
OUTPUT FREQUENCY (MHz)
(dBc)
FFT PLOT, DAC2
f
OUT
= 2.2MHz
f
CLK
= 40MHz
40
70
60
50
80
90
100
10 302515 20 35 40 45 50 55 60
MAX5182/85-19
CLOCK FREQUENCY
(
MHz
)
SFDR (dBc)
SPURIOUS-FREE DYNAMIC RANGE
vs. CLOCK FREQUENCY
DAC2
DAC1
Typical Operating Characteristics (continued)
(AV
DD
= DV
DD
= +3V, AGND = DGND = 0, 400Ω differential output, I
FS
= 1mA, C
L
= 5pF, T
A
= +25°C, unless otherwise noted.)