参数资料
型号: AS5311 DB
厂商: ams
文件页数: 9/29页
文件大小: 0K
描述: BOARD EVAL FOR AS5311
标准包装: 1
传感器类型: 磁性,线性位置
接口: USB/串行
电源电压: 3.3V,5V
嵌入式: 是,MCU,8 位
已供物品:
已用 IC / 零件: AS5311
AS5311
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6.5 Timing Characteristics
Table 10. Synchronous Serial Interface (SSI)
Symbol
Parameter
Note
Min
Typ
Max
Units
t DOactive
t CLKFE
T CLK / 2
t DOvalid
t DOtristate
t CSn
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
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
500
500
500
100
413
100
ns
ns
ns
ns
ns
ns
f CLK
Read-out frequency
Clock frequency to read out serial data
>0
1
MHz
6.5.1
Pulse Width Modulation Output
Table 11. Pulse Width Modulation Output
Symbol
f PWM
PW MIN
PW MAX
Parameter
PWM frequency
Minimum pulse width
Maximum pulse width
Note
Signal period = 4098μs ±5% at
T AMB = 25°C
Signal period = 4098μs ±10% at
T AMB = -40 to +125°C
Position 0d = 0μm
Position 4095d = 1999.5μm
Min
232
220
0.9
3892
Typ
244
244
1
4097
Max
256
268
1.1
4301
Units
Hz
μs
μs
www.ams.com/AS5311
Revision 1.12
9 - 29
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