Datasheet

9
DAC8532
SBAS246A
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
At T
A
= +25°C, unless otherwise noted.
EXITING POWER-DOWN MODE
Time (1µs/div)
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
–0.5
V
OUT
(V)
V
DD
= V
REF
= 5V
Power Up to Code FFFF
H
OUTPUT GLITCH
(Mid-Scale)
Time (1µs/div)
2.54
2.52
2.5
2.48
2.46
2.44
2.42
V
OUT
(V, 20mV/div)
V
DD
= V
REF
= 5V
Code 8000
H
to 7FFF
H
to 8000
H
(Glitch Occurs Every N • 4096 Code Boundary)
SIGNAL-TO-NOISE RATIO vs OUTPUT FREQUENCY
96
94
92
90
88
86
84
SNR (dB)
0
Output Frequency (Hz)
500 15001000 25002000 35003000 4000
V
DD
= V
REF
–1dB FSR Digital Input, F
S
= 52ksps
Measurement Bandwidth = 20kHz
V
DD
= 5V
V
DD
= 2.7V
TOTAL HARMONIC DISTORTION
vs OUTPUT FREQUENCY
0
–20
–40
–60
–80
–100
–120
THD (dB)
0
Output Frequency (Hz)
500 15001000 25002000 35003000 4000
V
DD
= V
REF
= 5V
–1dB FSR Digital Input, F
S
= 52ksps
Measurement Bandwidth = 20kHz
2nd Harmonic
THD
3rd Harmonic
OUTPUT GLITCH
(Worst Case)
Time (1µs/div)
4.72
4.7
4.68
4.66
4.64
4.62
4.6
4.58
4.56
4.54
4.52
V
OUT
(V, 20mV/div)
V
DD
= V
REF
= 5V
Code F000
H
to EFFF
H
to F000
H
(Glitch Occurs Every N • 4096 Code Boundary)