SBASA61A December 2020 – June 2021 PCM1820 , PCM1821
PRODUCTION DATA
Figure 8-27 shows the magnitude response and Figure 8-28 shows the pass-band ripple and phase deviation for a decimation filter with a sampling rate of 48 kHz or 44.1 kHz. Table 8-18 lists the specifications for a decimation filter with a 48-kHz or 44.1-kHz sampling rate.
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT |
---|---|---|---|---|---|
Pass-band ripple | Frequency range is 0 to 0.452 × fS | –0.015 | 0.015 | dB | |
Stop-band attenuation | Frequency range is 0.6 × fS onwards | 86.4 | dB | ||
Group delay or latency | Frequency range is 0 to 0.365 × fS | 7.7 | 1/fS | ||
Group delay deviation | Frequency range is 0 to 0.365 × fS | –0.027 | 0.027 | 1/fS | |
Phase deviation | Frequency range is 0 to 0.365 × fS | –0.25 | 0.30 | Degrees |