參數(shù)資料
型號(hào): AD5160
廠(chǎng)商: Analog Devices, Inc.
元件分類(lèi): 數(shù)字電位計(jì)
英文描述: 256-Position SPI Compatible Digital Potentiometer
中文描述: 256位SPI兼容數(shù)字電位器
文件頁(yè)數(shù): 9/16頁(yè)
文件大?。?/td> 847K
代理商: AD5160
AD5160
Rev. 0 | Page 9 of 16
10k
100k
1M
10M
–5.5
–6.0
–6.5
–7.0
–7.5
–8.0
–8.5
–9.0
–9.5
–10.0
–10.5
REF LEVEL
–5.000dB
/DIV
0.500dB
START 1 000.000Hz STOP 1 000 000.000Hz
R = 5k
R = 10k
R = 50k
R = 100k
5k
– 1.026 MHz
10k
– 511 MHz
50k
– 101 MHz
100k
– 54 MHz
Figure 21. –3 dB Bandwidth @ Code = 0x80
FREQUENCY (Hz)
10k
100
100k
1M
1k
0
20
40
60
P
CODE = 0x80, V
A
= V
DD
, V
B
= 0V
PSRR @ V
DD
= 3V DC ± 10% p-p AC
PSRR @ V
DD
= 5V DC ± 10% p-p AC
Figure 22. PSRR vs. Frequency
I
D
(
μ
A
FREQUENCY (Hz)
10k
800
700
600
500
400
300
900
200
100
100k
1M
10M
0
CODE = 0x55
CODE = 0xFF
V
DD
= 5V
Figure 23. I
DD
vs. Frequency
VW
CLK
Ch 1 200mV
BW
Ch 2 5.00 V
BW
M 100ns A CH2 3.00 V
1
2
Figure 24. Digital Feedthrough
VW
CS
Ch 1 100mV
BW
Ch 2 5.00 V
BW
M 200ns A CH1 152mV
1
2
V
A
= 5V
V
B
= 0V
Figure 25. Midscale Glitch, Code 0x80–0x7F
VW
CS
Ch 1 5.00V
BW
Ch 2 5.00 V
BW
M 200ns A CH1 3.00 V
1
2
V
A
= 5V
V
B
= 0V
Figure 26. Large Signal Settling Time, Code 0xFF–0x00
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