TLE4997 Datasheet, PDF (22/36 Pages) Infineon Technologies AG – Programmable Linear Hall Sensor for Industrial Use

TLE4997I
Signal Processing
6.5
DAC Input Interpolation Filter
An interpolation filter is placed between the DSP and the output DAC. It cannot be
switched off. This filter limits the frequency behavior of the complete system if the DSP
input filter is disabled. The update rate after the interpolation filter is 256 kHz.
0
-1
-2
-3
-4
-5
-6
10¹
10²
10³
10⁴
Frequency (Hz)
Figure 7 DAC Input Filter (Magnitude Plot)
Note: As this is a digital filter running with an RC-based oscillator, the cutoff frequency
may vary within ±30%.
Data Sheet
22
V 1.0, 2007-06