Datasheet

Table Of Contents
Figure 47-6. Interpolator Spectral Mask for 2x OSR
0 0.125*f
s
0.25*f
s
0.375*f
s
0.5*f
s
0.625*f
s
0.75*f
s
0.875*f
s
1*f
s
-120
-96
-72
-48
-24
0
frequency (Hz), overall mask
gain (dB), overall mask
3rd order SINC filter overall mask for OSR = 2
0 f
s
/16 f
s
/8 3*f
s
/16 f
s
/4 5*f
s
/16 3*f
s
/8 7*f
s
/16 f
s
/2
-12
-9.6
-7.2
-4.8
-2.4
0
frequency (Hz), 0–f
s
/2 mask
gain (dB), 0–f
s
/2 mask
3rd order SINC filter 0–f
s
/2 mask for OSR = 2
Figure 47-7. Interpolator Spectral Mask for 4x OSR
0 0.25*f
s
0.5*f
s
0.75*f
s
1*f
s
1.25*f
s
1.5*f
s
1.75*f
s
2*f
s
-120
-96
-72
-48
-24
0
frequency (Hz), overall mask
gain (dB), overall mask
3rd order SINC filter overall mask for OSR = 4
0 f
s
/16 f
s
/8 3*f
s
/16 f
s
/4 5*f
s
/16 3*f
s
/8 7*f
s
/16 f
s
/2
-12
-9.6
-7.2
-4.8
-2.4
0
frequency (Hz), 0–f
s
/2 mask
gain (dB), 0–f
s
/2 mask
3rd order SINC filter 0–f
s
/2 mask for OSR = 4
Figure 47-8. Interpolator Spectral Mask for 8x OSR
0 0.5*f
s
1*f
s
1.5*f
s
2*f
s
2.5*f
s
3*f
s
3.5*f
s
4*f
s
-120
-96
-72
-48
-24
0
frequency (Hz), overall mask
gain (dB), overall mask
3rd order SINC filter overall mask for OSR = 8
0 f
s
/16 f
s
/8 3*f
s
/16 f
s
/4 5*f
s
/16 3*f
s
/8 7*f
s
/16 f
s
/2
-12
-9.6
-7.2
-4.8
-2.4
0
frequency (Hz), 0–f
s
/2 mask
gain (dB), 0–f
s
/2 mask
3rd order SINC filter 0–f
s
/2 mask for OSR = 8
SAM D5x/E5x Family Data Sheet
DAC – Digital-to-Analog Converter
© 2019 Microchip Technology Inc.
Datasheet
DS60001507E-page 1682