Datasheet
DAC908
8
SBAS109B
TYPICAL CHARACTERISTICS: V
D
= V
A
= +3V
At T
A
= +25°C, differential transformer coupled output, 50Ω doubly terminated, and SFDR up to Nyquist, unless otherwise noted.
SFDR vs f
OUT
AT 25MSPS
Frequency (MHz)
SFDR (dBc)
85
80
75
70
65
60
55
2.0 4.0 6.0 8.0 10.0 12.00
0dBFS
–6dBFS
SFDR vs f
OUT
AT 50MSPS
Frequency (MHz)
SFDR (dBc)
85
80
75
70
65
60
55
5.0 10.0 15.0 20.0 25.00
–6dBFS
0dBFS
SFDR vs f
OUT
AT 100MSPS
Frequency (MHz)
SFDR (dBc)
85
80
75
70
65
60
55
50
45
10.0 20.0 30.0 40.0 50.00
–6dBFS
0dBFS
SFDR vs f
OUT
AT 125MSPS
Frequency (MHz)
SFDR (dBc)
85
80
75
70
65
60
55
50
45
10.0 20.0 30.0 50.040.0 60.00
0dBFS
–6dBFS
SFDR vs f
OUT
AT 165MSPS
Frequency (MHz)
SFDR (dBc)
80
75
70
65
60
55
50
45
40
20.010.0 30.0 40.0 50.0 70.060.0 80.00
–6dBFS
0dBFS
I
OUTFS
(mA)
SFDR (dBc)
80
75
70
65
60
55
50
45
40
510202
X
X
X
X
SFDR vs I
OUTFS
and f
OUT
AT 100MSPS, 0dBFS
2.1MHz
20.2MHz
10.1MHz
5.04MHz
40.4MHz