
MAX5866
Ultra-Low-Power, High-Dynamic-
Performance, 60Msps Analog Front End
10
______________________________________________________________________________________
DAC SPURIOUS-FREE DYNAMIC RANGE
vs. SAMPLING RATE
MAX5866
toc25
SAMPLING RATE (MHz)
SFDR
(dBc)
56
54
50 52
44 46 48
42
61
62
63
64
65
66
67
68
69
70
60
40
60
58
fOUT = fCLK/10
DAC SPURIOUS-FREE DYNAMIC RANGE
vs. OUTPUT FREQUENCY
MAX5866
toc26
OUTPUT FREQUENCY (MHz)
SFDR
(dBc)
68
4
2
55
60
65
70
75
80
50
010
DAC SPURIOUS-FREE DYNAMIC RANGE
vs. OUTPUT POWER
MAX5866
toc27
OUTPUT POWER (dBFS)
SFDR
(dBc)
-5
-10
-15
-20
-25
40
50
60
70
80
90
30
-30
0
fOUT = 6MHz
DAC CHANNEL-ID SPECTRAL PLOT
MAX5866
toc28
FREQUENCY (MHz)
AMPLITUDE
(dB)
15
20
30
25
10
5
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
0
fID = 6MHz
DAC CHANNEL-QD SPECTRAL PLOT
MAX5866
toc29
FREQUENCY (MHz)
AMPLITUDE
(dB)
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
15
20
30
25
10
5
0
fQD = 6MHz
DAC CHANNEL-ID TWO-TONE
SPECTRAL PLOT
MAX5866
toc30
FREQUENCY (MHz)
AMPLITUDE
(dB)
27.5
23.0
18.5
14.0
9.5
5.0
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
0.5
f1 = 4MHz, f2 = 4.5MHz, -7dBFS
f1
f2
Typical Operating Characteristics (continued)
(VDD = 3V, OVDD = 3.0V, internal reference (1.024V), CL ≈ 10pF on all digital outputs, fCLK = 60MHz 50% duty cycle, ADC input
amplitude = -0.5dBFS, DAC output amplitude = 0dBFS, differential ADC input, differential DAC output, CREFP = CREFN = CCOM =
0.33F, Xcvr mode, TA = +25°C, unless otherwise noted.)
-3.0
-2.5
-0.5
1.5
-1.5
0.5
-1.0
1.0
-2.0
0
2.0
-40
-15
35
10
60
85
ADC OFFSET ERROR
vs. TEMPERATURE
MAX5866
toc22
TEMPERATURE (°C)
OFFSET
ERROR
(%FS)
-1.0
-0.8
0
0.8
-0.4
0.4
-0.2
0.6
-0.6
0.2
1.0
-40
-15
35
10
60
85
ADC GAIN ERROR
vs. TEMPERATURE
MAX5866
toc23
TEMPERATURE (°C)
GAIN
ERROR
(%FS)
0
10
20
IDD
IOVDD
5
15
25
30
40
44
52
48
56
60
SUPPLY CURRENT
vs. SAMPLING RATE
MAX5866
toc24
SAMPLING RATE (MHz)
SUPPLY
CURRENT
(mA)
Rx MODE ONLY
fIN = 10MHz