Datasheet

−4
−3
−2
−1
0
1
2
3
4
0 16384 32768 49152 65536
Input Code
LE − LSBs
−140
−130
−120
−110
−100
−90
−80
−70
−60
−50
−40
−30
−20
−10
0
0 2000 4000 6000
Gain − dB
f − Frequency − Hz
Fo = 1 kHz,
Fclk = 192 KSPS,
OSR = 1,
THD = −71 dB,
SNR = 113 dBFS,
Digitizer = Delta−Sigma
−140
−120
−100
−80
−60
−40
−20
0
0
1000 2000 3000 4000 5000 6000
f − Frequency − Hz
Code − dB
Fo = 1 kHz,
Fs = 192 KSPS
1
10
100
1 k
100 k
10 100 1 k 10 k 100 k
10 k
− Output Noise Voltage −V
n
nV/ Hz
f − Frequency − Hz
t − Time − 1µs
Feedthrough
FSYNC
Glitch
mV − 10 mV/div
DAC8581
SLAS481C –AUGUST 2005–REVISED OCTOBER 2012 www.ti.com
TYPICAL CHARACTERISTICS (continued)
DIGITAL FEEDTHROUGH AND MIDCODE GLITCH OUTPUT VOLTAGE NOISE
Figure 14. Figure 15.
POWER SPECTRAL DENSITY SOFTWARE-TRIMMED UNIT
FROM DC TO 6 kHz POWER SPECTRAL DENSITY
Figure 16. Figure 17.
SOFTWARE-TRIMMED UNIT
LINEARITY ERROR
vs
INPUT CODE
Figure 18.
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