参数资料
型号: AS5043 DB V2
厂商: ams
文件页数: 33/37页
文件大小: 0K
描述: BOARD DEMO AS5043
标准包装: 1
传感器类型: 磁性,旋转位置
传感范围: 360°
接口: USB
电源电压: 5V USB 或 9V
嵌入式: 是,MCU,8 位
已供物品: 板,线缆
已用 IC / 零件: AS5043
AS5043
Data Sheet – Electrical Characteristics
Figure 24: Integral and Differential Non-Linearity (exaggerated curve)
1023
α 10bit code
Actual curve
1023
2
1
TN
DNL+1LSB
Ideal curve
512
0
INL
0.35°
512
0
0 °
180°
360 °
α [degrees]
Integral Non-Linearity (INL) is the maximum deviation between actual position and indicated position.
Differential Non-Linearity (DNL) is the maximum deviation of the step length from one position to the next.
Transition Noise (TN) is the repeatability of an indicated position.
19.6 Timing Characteristics
Synchronous Serial Interface (SSI)
(operating conditions: T amb = -40 to +125°C, VDD5V = 3.0-3.6V (3V operation) VDD5V = 4.5-5.5V (5V operation) unless
otherwise noted)
Parameter
Symbol
Min
Typ
Max
Unit
Note
Data output activated
(logic high)
First data shifted to output
register
Start of data output
Data output valid
Data output tristate
Pulse width of CSn
t DO active
t CLK FE
T CLK / 2
t DO valid
t DO tristate
t CSn
500
500
500
100
413
100
ns
ns
ns
ns
ns
ns
Time between falling edge of CSn and data
output activated
Time between falling edge of CSn and first
falling edge of CLK
Rising edge of CLK shifts out one bit at a time
Time between rising edge of CLK and data
output valid
After the last bit DO changes back to “tristate”
CSn = high; To initiate read-out of next
angular position
Read-out frequency
f CLK
>0
1
MHz
Clock frequency to read out serial data
19.7 Programming Conditions
(operating conditions: T amb = -40 to +125°C, VDD5V = 3.0-3.6V (3V operation) VDD5V = 4.5-5.5V (5V operation) unless
otherwise noted)
Parameter
Programming enable time
Write data start
Write data valid
Symbol
t Prog enable
t Data in
t Data in valid
Min
2
2
250
Typ
Max
Unit Note
Time between rising edge at Prog
μs
pin and rising edge of CSn
μs
Write data at the rising edge of
ns
CLK PROG
www.austriamicrosystems.com
Revision 1.80
32 – 36
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