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參數(shù)資料
| 型號(hào)： | DAC8512GBC |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | % V, Serial Input Complete 12-Bit DAC |
| 中文描述： | SERIAL INPUT LOADING, 16 us SETTLING TIME, 12-BIT DAC, UUC8 |
| 封裝： | DIE-8 |
| 文件頁數(shù)： | 7/20頁 |
| 文件大?。?/td> | 757K |
| 代理商： | DAC8512GBC |
REV. A
–7–
Typical Performance Characteristics — DAC8512
5
2
0
10
100
LOAD RESISTANCE –
V
100k
10k
1k
1
3
4
O
RL TIED TO AGND
D = FFFH
DATA = FFF
H
V
DD
= +5V
T
A
= +25
8
C
R
TIED TO +5V
DATA = 000H
Figure 5. Output Swing vs. Load
TIME = 2ms/DIV
O
μ
V
10
90
100
0%
SCALE = 100X
T
A
= +25
8
C
CODE = FFF
H
= 4095
10
BW = 630kHz
2mS
50mV
Figure 8. Broadband Noise
0.01
0.1
10
1.0
5.0
4.8
4.0
4.6
4.4
4.2
0.04
OUTPUT LOAD CURRENT – mA
0.4
4.0
V
D
VFS
≤
1 LSB
DATA = FFF
H
T
A
= +25
8
C
PROPER OPERATION
WHEN V
SUPPLY
VOLTAGE ABOVE
CURVE
Figure 11. Minimum Supply Voltage
vs. Load
1
10
1000
100
100
1
0.01
0.1
10
OUTPUT SINK CURRENT –
m
A
O
V
DD
= +5V
DATA = 000
H
T
A
= +85
8
C
T
A
= –40
8
C
T
A
= +25
8
C
Figure 6. Pull-Down Voltage vs. Out-
put Sink Current Capability
4.0
0.0
5
0.8
0
2.4
1.6
3.2
3
2
4
1
LOGIC VOLTAGE VALUE – Volts
S
V
DD
= +5V
T
A
= +25
8
C
NO LOAD
Figure 9. Supply Current vs. Logic
Input Voltage
2.028
2.018
2.048
2.038
0
5
TIME – 200ns/DIV
V
O
L
2048
10
TO 2047
10
V
DD
= 5V
T
A
= +25
8
C
Figure 12. Midscale DAC Glitch
Performance
80
–100
–60
–80
1
–20
–40
0
20
40
60
3
2
OUTPUT VOLTAGE – Volts
O
POS
0
CURRENT
0
LIMIT
0
NEG
CURRENT
LIMIT
DATA = 800
R
L
TIED TO +2V
Figure 7. Short Circuit Current
100
0
10
100
100k
10k
1k
60
80
20
40
P
FREQUENCY – Hz
V
DD
= +5V
6
200mV AC
T
A
= +25
8
C
DATA = FFF
H
Figure 10. Power Supply Rejection
vs. Frequency
10
90
100
0%
TIME = 20
μ
s/DIV
20
μ
s
1V
R
L
= NO LOAD
C
L
= 110pF
T
A
= +25
8
C
1
Figure 13. Large Signal Settling Time
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