PCM1804
SLES022A – DECEMBER 2001
TYPICAL CHARACTERISTICS
DSD mode
AMPLITUDE
vs
FREQUENCY
AMPLITUDE
vs
FREQUENCY
0
0
–20
–40
–60
–20
–40
–60
Output Spectrum:
Output Spectrum:
–60 dB,
N = 8192
–0.5 dB,
N = 8192
–80
–100
–120
–80
–100
–120
–140
–160
–140
–160
0
11025
22050
0
11025
f – Frequency – Hz
22050
f – Frequency – Hz
Figure 14
Figure 15
†
All specifications at T = 25°C, V
CC
= 3.3 V, V
= 5 V, master mode, f = 44.1 kHz, system clock = 16.9344 MHz, unless otherwise noted.
DD S
A
linear phase antialias digital filter frequency response
OVERALL CHARACTERISTICS AT
SINGLE RATE FILTER
50
STOPBAND ATTENUATION CHARACTERISTICS AT
SINGLE RATE FILTER
0
f
= 48 kHz
S
–10
–20
f
= 48 kHz
S
0
–50
–30
–40
–50
–60
–70
–80
–100
–90
–100
–110
–120
–130
–150
–200
–140
–150
0
0.5
1
1.5
2
2.5
3
3.5
4
0
0.25
0.5
0.75
1
Normalized Frequency – × f
S
Normalized Frequency – × f
S
Figure 16
Figure 17
12
www.ti.com
BB [ BURR-BROWN CORPORATION ]
