Datasheet

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TYPICAL PERFORMANCE CURVES
Digital Filter (De-Emphasis Off)
Frequency [× f
S
]
−0.05
−0.04
−0.03
−0.02
−0.01
0.00
0.01
0.02
0.03
0.04
0.05
0.0 0.1 0.2 0.3 0.4 0.5
Amplitude – dB
G002
Frequency [× f
S
]
−140
−120
−100
−80
−60
−40
−20
0
0 1 2 3 4
Amplitude – dB
G001
Frequency [× f
S
]
−140
−120
−100
−80
−60
−40
−20
0
0 1 2 3 4
Amplitude – dB
G003
Frequency [× f
S
]
−5
−4
−3
−2
−1
0
1
2
3
4
5
0.0 0.1 0.2 0.3 0.4 0.5
Amplitude – dB
G004
PCM1780 , PCM1781 , PCM1782
SLES132B – MARCH 2005 – REVISED AUGUST 2006
All specifications at T
A
= 25°C, V
CC
= 5 V, f
S
= 48 kHz, system clock = 512 f
S
, and 24-bit data, unless otherwise noted
FREQUENCY RESPONSE PASS-BAND FREQUENCY RESPONSE
(SHARP ROLLOFF) (SHARP ROLLOFF)
Figure 1. Figure 2.
FREQUENCY RESPONSE TRANSITION CHARACTERISTICS
(SLOW ROLLOFF) (SLOW ROLLOFF)
Figure 3. Figure 4.
7
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