Datasheet

DAC8534
10
SBAS254D
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
At T
A
= +25°C, unless otherwise noted.
AV
DD
= 5V
AV
DD
= 2.7V
AV
DD
= V
REF
–1dB FSR Digital Input, F
S
= 52ksps
Measurement Bandwidth = 20kHz
SIGNAL-TO-NOISE RATIO vs OUTPUT FREQUENCY
98
96
94
92
90
88
86
84
SNR (dB)
0 500 1.0k 1.5k 2.0k 2.5k 3.0k 3.5k 4.0k 4.5k
Output Frequency (Hz)
AV
DD
= V
REF
= 5V
F
S
= 52ksps, –1dB FSR Digital Input
Measurement Bandwidth = 20kHz
THD
2nd-Harmonic
3rd-Harmonic
TOTAL HARMONIC DISTORTION vs
OUTPUT FREQUENCY
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
THD (dB)
0 500 1.0k 1.5k 2.0k 2.5k 3.0k 3.5k 4.0k
Output Frequency (Hz)
AV
DD
= V
REF
= 2.7V
F
S
= 52ksps, –1dB FSR Digital Input
Measurement Bandwidth = 20kHz
THD
2nd-Harmonic
3rd-Harmonic
TOTAL HARMONIC DISTORTION vs
OUTPUT FREQUENCY
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
THD (dB)
0 500 1.0k 1.5k 2.0k 2.5k 3.0k 3.5k 4.0k
Output Frequency (Hz)
FULL-SCALE SETTLING TIME
(Small-Signal-Positive Going Step)
Output Voltage
Time (2µs/div)
Small-Signal Settling Time
5mV/div
Trigger Pulse
FULL-SCALE SETTLING TIME
(Small-Signal-Negative Going Step)
Output Voltage
Time (2µs/div)
Small-Signal Settling Time
5mV/div
Trigger Pulse