SM5846AP Просмотр технического описания (PDF) - Nippon Precision Circuits

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SM5846AP

Multi-function Digital Filter

Nippon Precision Circuits  

SM5846AP

Deemphasis Filter Characteristics (High-speed Sampling)

Parameter

Sampling frequency (fs)

Passband bandwidth

Deviation from ideal

characteristics

Attenuation

Phase

64kHz

0 to 29.0kHz

Rating

88.2kHz

0 to 40.0kHz

±0.001dB

0 to 1°

Deemphasis passband characteristic (logarithmic scale)

The phase traces are from top to bottom fs = 64/88.2/96kHz, respectively.

0

2

Phase

4

6

8

Attenuation

10

96kHz

0 to 43.5kHz

0

−20

−40

−60

10 20

50 100 200 500 1k 2k

Frequency [Hz]

5k 10k 20k

Deemphasis passband characteristic (linear scale)

The phase traces are from top to bottom fs = 64/88.2/96kHz, respectively.

0

0

2

Phase

−20

4

−40

6

−60

8

Attenuation

10

0

4k

8k

12k

16k

Frequency [Hz]

20k 22k 24k

SEIKO NPC CORPORATION —7

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