參數(shù)資料
型號： DAC8571IDGKR
廠商： TEXAS INSTRUMENTS INC
元件分類： DAC
英文描述： SERIAL INPUT LOADING, 13 us SETTLING TIME, 16-BIT DAC, PDSO8
封裝： GREEN, PLASTIC, MSOP-8
文件頁數(shù)： 30/30頁
文件大?。?/td> 825K
代理商： DAC8571IDGKR
www.ti.com
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
t – Time – 12
s/div, Fast–Settling Mode
V
O
U
T
–
Output
V
oltage
–
V
VDD = VREF
= 2.7 V
Output
Loaded With
2 k
and
200 pF to
GND
0.0
0.5
1.0
1.5
2.0
2.5
3.0
t – Time – 12
s/div, Fast–Settling Mode
V
O
U
T
–
Output
V
oltage
–
V
VDD = VREF
= 5 V
Output
Loaded With
2 k
and
200 pF to
GND
0.00
0.50
1.00
1.50
t – Time – 12
s/div, Fast–Settling Mode
V
O
U
T
–
Output
V
oltage
–
V
VDD = VREF
= 2.7 V
Output
Loaded With
2 k
and
200 pF to
GND
V
DD = 5V
V
DD = 2.7V
V
DD = VREF
-1dB FSR Digital Input, F
S = 52ksps
Measurement Bandwidth = 20kHz
SIGNAL-T O-NOISE RATIO vs OUTPUT FREQUENCY
98
96
94
92
90
88
86
84
SNR
(dB)
0
500
1k
1.5k
2k
2.5k
3k
3.5k
4k
4.5k
Output Frequency (Hz), Fast-Settling Mode
V
DD = VREF = 2.7V
F
S = 52ksps, - 1dB FSR Digital Input
Measurement Bandwidth = 20kHz
THD
3rd Harmonic
0
- 10
- 20
- 30
- 40
- 50
- 60
- 70
- 80
- 90
- 100
THD
(dB)
0
500
1k
1.5k
2k
2.5k
3k
3.5k
4k
Output Frequency (Hz), Fast - Settling Mode
2nd Harmonic
V
DD = VREF = 5V
F
S = 52ksps, - 1dB FSR Digital Input
Measurement Bandwidth = 20kHz
THD
2nd Harmonic
3rd Harmonic
OUTPUT FREQUENCY
0
- 10
- 20
- 30
- 40
- 50
- 60
- 70
- 80
- 90
- 100
THD
(dB)
0
500
1k
1.5k
2k
2.5k
3k
3.5k
4k
Output Frequency (Hz), Fast-Settling Mode
DAC8571
SLAS373A – DECEMBER 2002 – REVISED JULY 2003
TYPICAL CHARACTERISTICS (continued)
At T
A = +25°C, unless otherwise noted.
HALF-SCALE SETTLING TIME (Large Signal)
FULL-SCALE SETTLING TIME (Large Signal)
Figure 19.
Figure 20.
HALF-SCALE SETTLING TIME
SIGNAL-TO-NOISE RATIO vs OUTPUT FREQUENCY
Figure 21.
Figure 22.
TOTAL HARMONIC DISTORTION vs OUTPUT FREQUENCY
Figure 23.
Figure 24.
9
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