DAC8581_16 Datasheet, PDF (8/20 Pages) Texas Instruments – 16-BIT, HIGH-SPEED, LOW-NOISE, VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTER

DAC8581
Not Recommended For New Designs
SLAS481C – AUGUST 2005 – REVISED OCTOBER 2012
TYPICAL CHARACTERISTICS (continued)
DIGITAL FEEDTHROUGH AND MIDCODE GLITCH
OUTPUT VOLTAGE NOISE
100 k
Glitch
10 k
Feedthrough
1k
www.ti.com
100
0
−10
−20
−30
−40
−50
−60
−70
−80
−90
−100
−110
−120
−130
−140
0
FSYNC
t − Time − 1µs
Figure 14.
10
1
10
100
1k
10 k
f − Frequency − Hz
Figure 15.
100 k
POWER SPECTRAL DENSITY
FROM DC TO 6 kHz
Fo = 1 kHz,
Fclk = 192 KSPS,
OSR = 1,
THD = −71 dB,
SNR = 113 dBFS,
Digitizer = Delta−Sigma
2000
4000
f − Frequency − Hz
Figure 16.
6000
0
−20
−40
−60
−80
−100
−120
−140
0
SOFTWARE-TRIMMED UNIT
POWER SPECTRAL DENSITY
Fo = 1 kHz,
Fs = 192 KSPS
1000
2000
3000
4000
f − Frequency − Hz
Figure 17.
5000
6000
SOFTWARE-TRIMMED UNIT
LINEARITY ERROR
vs
INPUT CODE
4
3
2
1
0
−1
−2
−3
−4
0
16384
32768
Input Code
49152
65536
Figure 18.
8
Submit Documentation Feedback
Product Folder Links: DAC8581
Copyright © 2005–2012, Texas Instruments Incorporated