Trigger

Protocol output

Sensor

Interface

tlatency

Data

Transmission

Angle Computation

Protocol Setup

Trigger

Trigger

tIIR + tnotch

+tJitter

-tJitter

Sync

Trigger

Falling edge of sync

tlatency

Protocol output

tIIR + tnotch

Sensor

Data Filtering

Data Filtering

Data Filtering

Sync

Angle Computation

Protocol Setup

Data

Transmission

Data Filtering

Data Filtering

Falling edge of sync

+tJitter

-tJitter

Data Filtering

Figure 6

SPC interface timing

 

Latency time description

The latency time (tlatency) is obtained by the adding the jitter delay time, the notch filter delay and the signal filter

delay: tlatency= tjitter+ tnotch+ tIIR (µs).

Note:

For the PWM protocol, the angle computation and protocol setup are included in the latency time.

tIIR + tnotch+tjitter

tlatency

|B| in

|B| after

data

filtering

tIIR + tnotch+tjitter

tIIR + tnotch+tjitter

tIIR + tnotch+tjitter

tIIR + tnotch+tjitter

tlatency = tjitter + tnotch + tIIR (µs)

Time(µs)

Figure 7

Latency time description

Signal filter time configuration

The sensor allows a configuration of the filter (delay) time through setting the corresponding filter constant kfilter.

TLE49SR

Datasheet

4 Product features

Datasheet

12

Rev. 1.1.1

2024-03-13