Datasheet

PCM1753
PCM1754
PCM1755
SLES092C – OCTOBER 2003 – REVISED FEBRUARY 2009
www.ti.com
7
TYPICAL PERFORMANCE CURVES
DIGITAL FILTER (DE-EMPHASIS OFF)
Figure 1. Frequency Response, Sharp Rolloff
Frequency [× f
S
]
−140
−120
−100
−80
−60
−40
−20
0
01234
Amplitude – dB
AMPLITUDE
vs
FREQUENCY
Figure 2. Pass-Band Ripple, Sharp Rolloff
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
AMPLITUDE
vs
FREQUENCY
Figure 3. Frequency Response, Slow Rolloff
Frequency [× f
S
]
−140
−120
−100
−80
−60
−40
−20
0
01234
Amplitude – dB
AMPLITUDE
vs
FREQUENCY
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
AMPLITUDE
vs
FREQUENCY
Figure 4. Transition Characteristics,
Slow Rolloff
All specifications at T
A
= 25_C, V
CC
= 5 V, f
S
= 44.1 kHz, system clock = 384 f
S,
and 24-bit data, unless otherwise noted