TYPICAL CHARACTERISTICS: VD = VA = +3V (Cont.)
At TA = +25°C, Differential IOUT = 20mA, 50Ω double-terminated load, SFDR up to Nyquist, unless otherwise specified.
SFDR vs IOUTFS and fOUT AT 100MSPS
THD vs fCLOCK AT fOUT = 2.1MHz
2HD
80
75
70
65
60
55
50
45
40
–70
–75
–80
–85
–90
–95
–100
2.1MHz
5.04MHz
X
X
X
X
10.1MHz
3HD
40.4MHz
*
*
*
*
2
5
10
20
0
25
50
100
125
150
IOUTFS (mA)
f
CLOCK (MSPS)
SFDR vs TEMPERATURE AT 100MSPS, 0dBFS
2.1MHz
DUAL-TONE OUTPUT SPECTRUM
80
75
70
65
60
55
50
45
40
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
fCLOCK = 100MSPS
fOUT1 = 13.5MHz
fOUT2 = 14.5MHz
SFDR = 61.5dBc
Amplitude = 0dBFS
10.1MHz
40.4MHz
X
X
X
X
X
X
X
–40
–20
0
25
50
70
85
0
5
10
15 20
25
30
35
40
45 50
Temperature (°C)
Frequency (MHz)
FOUR-TONE OUTPUT SPECTRUM
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
fCLOCK = 50MSPS
fOUT1 = 6.25MHz
fOUT2 = 6.75MHz
fOUT3 = 7.25MHz
fOUT4 = 7.75MHz
SFDR = 62.5dBc
Amplitude = 0dBFS
–100
0
5
10
15
20
25
Frequency (MHz)
DAC900
10
SBAS093B
TI [ TEXAS INSTRUMENTS ]
