CS5351

DS565PP2

13

DIGITAL DECIMATION FILTER CHARACTERISTICS

Notes: 2. Response shown is for Fs equal to 48 kHz. Filter characteristics scale with Fs.

3. The filter frequency response scales precisely with Fs.

Parameter

Symbol

Min

Typ

Max

Unit

Single Speed Mode (2kHz to 50kHz sample rates)

Passband

(-0.1 dB)

(Note 3)

0

-

0.47

Fs

Passband Ripple

-

-

±0.035

dB

Stopband

(Note 3)

0.58

-

-

Fs

Stopband Attenuation

-95

-

-

dB

Total Group Delay (Fs = Output Sample Rate)

-12/Fs

-

s

Group Delay Variation vs. Frequency

--

0.0

µs

Double Speed Mode (50kHz to 100kHz sample rates)

Passband

(-0.1 dB)

(Note 3)

0

-

0.45

Fs

Passband Ripple

-

-

±0.035

dB

Stopband

(Note 3)

0.68

-

-

Fs

Stopband Attenuation

-92

-

-

dB

Total Group Delay (Fs = Output Sample Rate)

-9/Fs

-

s

Group Delay Variation vs. Frequency

--

0.0

µs

Quad Speed Mode (100kHz to 192kHz sample rates)

Passband

(-0.1 dB)

(Note 3)

0

-

0.24

Fs

Passband Ripple

-

-

±0.035

dB

Stopband

(Note 3)

0.78

-

-

Fs

Stopband Attenuation

-97

-

-

dB

Total Group Delay (Fs = Output Sample Rate)

-5/Fs

-

s

Group Delay Variation vs. Frequency

--

0.0

µs

High Pass Filter Characteristics

Frequency Response

-3.0 dB

-0.13 dB

(Note 2)

-1

20

-

-

Hz

Hz

Phase Deviation

@ 20Hz

(Note 2)

-

10

-

Deg

Passband Ripple

-

-

0

dB

Filter Settling Time

s