AD5441 查看數據表（PDF） - Analog Devices
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AD5441 Datasheet PDF : 16 Pages
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AD5441
0.5
VDD = 5V
0.4 VREF = 10V
SUPERIMPOSED: TA = –40°C, +25°C, +85°C
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
512 1024 1536 2048 2560 3072 3584 4096
CODE (Decimal)
Figure 12. Linearity Error vs. Digital Code
4
VDD = 5V
VREF = 10V
TA = 25°C
2
0
–2
–4
–2000
–1000
0
1000
OP AMP OFFSET VOS (µV)
2000
Figure 13. Linearity Error vs. External Op Amp Offset VOS
VOUT
(10mV/DIV)
VDD = 5V
VREF = 10V
fCLK = 2.5MHz
CODE: 0x7FF TO 0x800
LD
(5V/DIV)
20mV
TIME (200ns/DIV)
Figure 14. Midscale Transition Performance
Preliminary Technical Data
5V
CLK
(5V/DIV)
VDD = 5V
VREF = 10V
TA = 25°C
VOUT
(5V/DIV)
ALL BITS ON
(MSB) B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
(LSB) B0
5V
TIME (1µs/DIV)
Figure 15. Large Signal Settling Time
ALL BITS OFF
100
1k
10k
100k
1M
FREQUENCY (Hz)
0
12
24
36
48
60
72
84
96
108
10M
Figure 16. Reference Multiplying Bandwidth vs. Frequency and Code
0.50
VDD = 5V
TA = 25°C
0.25
0
–0.25
–0.50
0
5
10
|VREF| (V)
Figure 17. Linearity Error vs. Reference Voltage
Rev. PrA | Page 8 of 16
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