IDD
參數資料
型號: EVAL-ADN2850SDZ
廠商: Analog Devices Inc
文件頁數: 4/28頁
文件大小: 0K
描述: BOARD EVAL FOR ADN2850SDZ
標準包裝: 1
主要目的: 數字電位器
嵌入式:
已用 IC / 零件: ADN2850
主要屬性: 2 溝道,1024 位置
次要屬性: SPI 接口
已供物品:
ADN2850
Data Sheet
Rev. E | Page 12 of 28
0
2
6
0
-0
2
3
CS (5V/DIV)
CLK (5V/DIV)
SDI (5V/DIV)
IDD (2mA/DIV)
VDD = 5V
TA = 25°C
Figure 18. IDD vs. Time when Storing Data to EEMEM
CODE (Decimal)
0
2
6
0
-0
2
5
100
1
0.01
1023
T
H
E
O
R
E
C
T
IC
A
L
(I
W
B
_
M
A
X
m
A
)
0.1
10
896
768
640
512
384
128
256
0
TA = 25°C
RWB= 25k
RWB= 250k
Figure 19. IWB_MAX vs. Code
TEST CIRCUITS
Figure 20 to Figure 24 define the test conditions used in the Specifications section.
W
B
IW
DUT
VMS
0
2
6
0
-0
2
6
Figure 20. Resistor Position Nonlinearity Error (Rheostat Operation; R-INL, R-DNL)
W
B
IW = VDD/RNOMINAL
VMS1
VW
RW = VMS1/IW
0
2
6
0
-0
2
8
Figure 21. Wiper Resistance
W
B
VMS
V+ = VDD ±10%
PSRR (dB) = 20 LOG
ΔVDD
(
)
~
VDD
PSS (%/%) =
V+
ΔVMS
ΔVDD%
ΔVMS%
0
2
6
0
-0
2
9
IW = VDD/(RNOMINAL / 2)
CODE = Mid Scale
Figure 22. Power Supply Sensitivity (PSS, PSRR)
+
DUT
0.1V
VSS TO VDD
RSW =
0.1V
ISW
W
B
0
2
6
0
-0
3
Figure 23. Incremental On Resistance
DUT
VSS
ICM
W
B
VDD
NC
VCM
GND
NC = NO CONNECT
0
2
6
0
-0
3
4
Figure 24. Common-Mode Leakage Current
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