参数资料
型号: AD8400ARZ50-REEL
厂商: Analog Devices Inc
文件页数: 8/32页
文件大小: 0K
描述: IC POT DGTL 8BIT 50K 1CH 8SOIC
标准包装: 2,500
接片: 256
电阻(欧姆): 50k
电路数: 1
温度系数: 标准值 500 ppm/°C
存储器类型: 易失
接口: 3 线 SPI(芯片选择)
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
AD8400/AD8402/AD8403
Rev. E | Page 16 of 32
HOURS OF OPERATION AT 150
°C
Δ
R
WB
RE
S
IST
A
NCE
(
%
)
0.75
0.50
–0.75
0
600
100
300
400
0.25
–0.25
–0.50
200
500
0
AVERAGE + 2 SIGMA
AVERAGE
AVERAGE – 2 SIGMA
CODE = 80H
VDD =5V
SS = 158 UNITS
01
092
-02
1
Figure 21. Long-Term Drift Accelerated by Burn-In
5
μs
5V
2V
OUTPUT
INPUT
TIME 500
μs/DIV
0
109
2-
0
22
Figure 22. Large Signal Settling Time
FREQUENCY (Hz)
GA
IN
(
d
B
)
0
–6
–48
1k
10k
1M
–30
–36
–42
–12
–24
–18
–54
100k
6
CODE = FFH
80H
40H
20H
10H
08H
04H
02H
01H
01
09
2-
02
3
Figure 23. 50 kΩ Gain vs. Frequency vs. Code
FREQUENCY (Hz)
TH
D
+
N
O
IS
E
(
%
)
10
0.001
10
100k
100
1k
10k
1
0.1
0.01
FILTER = 22kHz
VDD =5V
TA =25°C
01
092
-02
4
Figure 24. Total Harmonic Distortion Plus Noise vs. Frequency
VOUT
(50mV/DIV)
TIME 200ns/DIV
200ns
50mV
45.25
μs
01
09
2-
0
25
Figure 25. Digital Feedthrough vs. Time
FREQUENCY (Hz)
G
A
IN
(
d
B
)
0
–6
–48
1k
10k
1M
–30
–36
–42
–12
–24
–18
–54
100k
CODE = FFH
6
80H
40H
20H
10H
08H
04H
02H
01H
01
09
2-
0
26
Figure 26. 100 kΩ Gain vs. Frequency vs. Code
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