參數(shù)資料
型號: AS5020T
廠商: AUSTRIAMICROSYSTEMS AG
元件分類: 模擬信號調(diào)理
英文描述: 6-BIT MAGNETIC ANGULAR POSITION ENCODER WITH SERIAL INTERFACE
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO8
封裝: SOIC-8
文件頁數(shù): 8/11頁
文件大?。?/td> 338K
代理商: AS5020T
6-Bit Magnetic Position Encoder
–Data Sheet Rev.1.0
AS5020
Rev. n/c
Page 8/11
Feb 2001
Magnetic Input Characteristics*
Symbol
B
min-max
Parameter
Processing magnetic field
strength input range
Conditions
At package surface
Min.
30
Typ.
40
Max.
50
Units
mT
Off
mag
Magnetic Offset
5
mT
%
DistF
mag
Magnetic distortion factor
Sinusoidal magnetic field
density along 3mm
concentric circle.
2
3
T
d
Magnet Temperature drift
0.035
%/K
mm
pm
D
Diameter of encoder magnet
3
6
nput frequency
Both directions
30000
Note: Please ask for our preferred Magnet Supplier List.
Output Characteristics
Symbol
RES
Parameter
Resolution
Conditions
Min.
Typ.
6
5.625
Max.
Units
bits
deg
LSB
LSB
LSB
Minimum step
0.5
0.5
NL
ntegral Non-Linearity
See Note 1)
DNL
Differential Non-Linearity
No missing codes guaranteed
LSB
TN
Transition-Noise
0.1
1) Linearity is defined in terms of end point fit and guaranteed by design, proved by simulated test signals
1 8 0
°
3 6 0
°
0
°
0
3 2
6 3
α
α
6 b it
0
1
2
5 .6 2 5
°
Figure 5 Output value versus input angle
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