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參數資料
| 型號： | AD8403 |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | 4-Channel Digital Potentiometers(???é??é????°?-???μ?????¨) |
| 中文描述： | 4通道數字電位器（四通道數字電位器） |
| 文件頁數： | 10/20頁 |
| 文件大小： | 508K |
| 代理商： | AD8403 |
AD8400/AD8402/AD8403
–10–
REV. B
FREQUENCY – Hz
10
10k
1M
N
100k
100
1k
SEE TEST CIRCUIT 33
CODE = 80
H
V
DD
= +5V
T
A
= +25
°
C
R = 10k
R = 50k
R = 100k
Figure 20. Normalized Gain Flat-
ness vs. Frequency
FREQUENCY – Hz
G
0
–6
1k
10k
1M
–30
–36
–42
–12
–24
–18
100k
V
IN
= 100mV rms
V
DD
= +5V
R
L
= 1M
6
12
f
–3dB
= 125kHz, R = 50k
f
–3dB
= 700kHz, R = 10k
f
–3dB
= 71kHz, R = 100k
Figure 23. –3 dB Bandwidths
FREQUENCY – Hz
100k
2M
200k
1M
0
–10
–20
0
–45
–90
400k
4M 6M
P
10M
G
V
DD
= +5V
T
A
= +25
°
C
WIPER SET AT
HALF-SCALE 80
H
Figure 26. 1 k
Gain and Phase
vs. Frequency
INPUT LOGIC VOLTAGE – Volts
I
D
10
1
0.010
5
1
2
3
4
0.1
T
A
= +25
°
C
V
DD
= +5V
V
DD
= +3V
Figure 21. Supply Current vs. Logic
Input Voltage
FREQUENCY – Hz
1k
1M
10M
10k
100k
I
D
1200
1000
800
600
400
200
0
T
A
= +25
°
C
A
B
C
D
A – V
DD
= 5.5V
CODE = 55
H
B – V
DD
= 3.3V
CODE = 55
H
C – V
DD
= 5.5V
CODE = FF
H
D – V
DD
= 3.3V
CODE = FF
H
Figure 24. Supply Current vs.
Clock Frequency
I
A
100
1
–55 –35
10
V
DD
= +5V
–15
5
25
45
65
85
105 125
TEMPERATURE –
°
C
Figure 27. Shutdown Current vs.
Temperature
FREQUENCY – Hz
P
80
0
1M
1k
10k
100k
60
40
V
DD
= +5V DC
±
1V p-p AC
T
A
= +25
°
C
CODE = 80
H
C
L
= 10pF
V
A
= 4V, V
B
= 0V
20
SEE TEST CIRCUIT
FIGURE 32
Figure 22. Power Supply Rejection
vs. Frequency
V
DD
R
O
160
0
140
80
60
40
20
120
100
0
1
6
2
3
4
5
T
A
= +25
°
C
V
DD
= +2.7V
V
DD
= +5.5V
SEE TEST CIRCUIT
FIGURE 36
Figure 25. AD8403 Incremental
Wiper ON Resistance vs. V
DD
TEMPERATURE –
°
C
I
D
1
0.1
0.001
–55 –35
125
–15
5
25
45
65
85
105
0.01
LOGIC INPUT
VOLTAGE = 0, V
DD
V
DD
= +5.5V
V
DD
= +3.3V
Figure 28. Supply Current vs.
Temperature
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AD84030001RR | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| AD84030005RUR | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| AD8403A10 | 制造商:Analog Devices 功能描述: |
| AD8403AN1 | 制造商:Rochester Electronics LLC 功能描述:QUAD 8-BIT POTENTIOMETER 1 OHM - Bulk |
| AD8403AN10 | 功能描述:IC POT DIG QUAD 10K 8BIT 24DIP RoHS:否 類別:集成電路 (IC) >> 數據采集 - 數字電位器 系列:- 標準包裝:3,000 系列:DPP 接片:32 電阻（歐姆）:10k 電路數:1 溫度系數:標準值 300 ppm/°C 存儲器類型:非易失 接口:3 線串行（芯片選擇，遞增，增/減） 電源電壓:2.5 V ~ 6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-WFDFN 裸露焊盤 供應商設備封裝:8-TDFN（2x3） 包裝:帶卷 (TR) |
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