AS5040 − Electrical Characteristics
Figure 18:
Pulse Width Modulation Output
Pulse Width Modulation Output
Operating conditions: Tamb = -40°C to 125°C, VDD5V = 3.0V to
3.6V (3V operation) VDD5V = 4.5V to 5.5V (5V operation) unless
otherwise noted.
Symbol
Parameter
Min Typ Max Unit
Note
f PWM PWM frequency
0.927 0.976 1.024
Signal period = 1025μs ±5% at
Tamb = 25°C
kHz
0.878 0.976 1.074
=1025μs ±10% at
Tamb = -40°C to 125°C
PW MIN Minimum pulse width 0.90 1 1.10 μs Position 0d; angle 0 degree
PW MAX Maximum pulse width
922 1024 1126
μs
Position 1023d; angle 359.65
degree
Figure 19:
Incremental Outputs
Incremental Outputs
Operating conditions: Tamb = -40°C to 125°C, VDD5V = 3.0V to
3.6V (3V operation) VDD5V = 4.5V to 5.5V (5V operation) unless
otherwise noted.
Symbol
Parameter
t Incremental Incremental outputs
outputs valid valid after power-up
t Dir valid
Directional indication
valid
Min Typ Max Unit
Note
Time between first falling edge of
500 ns CSn after power-up and valid
incremental outputs
Time between rising or falling edge
500 ns of LSB output and valid directional
indication
ams Datasheet
[v2-12] 2017-Jun-20
Page 15
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