参数资料
型号: AD5293BRUZ-20-RL7
厂商: Analog Devices Inc
文件页数: 7/24页
文件大小: 0K
描述: IC DGTL POT 1024POS 20K 14TSSOP
标准包装: 1,000
接片: 1024
电阻(欧姆): 20k
电路数: 1
温度系数: 标准值 35 ppm/°C
存储器类型: 易失
接口: 4 线串行
电源电压: 9 V ~ 33 V,±9 V ~ 16.5 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 14-TSSOP
包装: 带卷 (TR)
AD5293
Rev. D | Page 15 of 24
07
67
5-
0
27
0
–120
–105
–90
–75
–60
–45
–30
–15
T
HD
+
N
(
d
B)
FREQUENCY (Hz)
100
1k
10k
100k
VDD/VSS = ±15V
CODE = HALF SCALE
VIN = 1V rms
Noise BW = 22kHz
50k
20k
100k
Figure 30. Total Harmonic Distortion + Noise (THD + N) vs. Frequency
0
100,000
200,000
300,000
400,000
500,000
600,000
700,000
B
ANDW
IDT
H
(
Hz
)
800,000
900,000
1,000,000
CODE (Decimal)
512
0
128
256
64
32
16
8
07
67
5-
2
22
20k – 0pF
20k – 75pF
20k – 150pF
20k – 250pF
50k – 0pF
50k – 75pF
50k – 150pF
50k – 250pF
100k – 0pF
100k – 75pF
100k – 150pF
100k – 250pF
Figure 31. Maximum Bandwidth vs. Code vs. Net Capacitance
07
67
5-
05
8
35
–5
0
5
10
15
20
25
30
VO
L
T
A
G
E
(
V)
TIME (s)
VWB, CODE: FULL SCALE,
NORMAL MODE
SYNC
–2
–1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
VDD/VSS = 30V/0V
VLOGIC = 5V
VA = VDD
VB = VSS
VWB, CODE: HALF-SCALE,
NORMAL MODE
VWB, CODE: HALF-SCALE,
R-PERF MODE
20k
50k
100k
20k
50k
100k
VWB, CODE: FULL SCALE,
R-PERF MODE
Figure 32. Large Signal Settling Time, Code from Zero Scale to Full Scale
–140
–120
–100
–80
–60
–40
–20
0
0.001
0.01
0.1
1
10
T
H
D
+
N
(
d
B)
AMPLITUDE (V rms)
07
67
5-
22
0
VDD/VSS = ±15V,
CODE = HALF SCALE
fIN = 1kHz
NOISE BW = 22kHz
50k
20k
100k
Figure 33. Total Harmonic Distortion + Noise (THD + N) vs. Amplitud
8
0
1
2
3
4
5
6
7
0
256
512
768
1023
T
H
E
O
R
E
TIC
A
L
I
WB
_M
A
X
(m
A
)
CODE (Decimal)
07
67
5-
02
9
VDD/VSS = 30V/0V
VA = VDD
VB = VSS
50k
20k
100k
Figure 34. Theoretical Maximum Current vs. Code
40
32
24
40
–32
–24
–16
–8
0
8
16
–0.5
0
5
10
15
20
25
30
35
40
45
VO
L
T
A
G
E
(
μ
V)
TIME (s)
VDD/VSS = ±15V
VA =VDD
VB =VSS
CODE = HALF CODE
07
67
5-
221
Figure 35. Digital Feedthrough
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