TYPICAL CHARACTERISTICS
(Cont.)
All specifications at T
A
= +25°C, V
CC
= 5.0V, V
DD
= 3.3V, system clock = 384f
S
(f
S
= 44.1kHz), and 24-bit input data, unless otherwise noted.
De-Emphasis and De-Emphasis Error
(Cont.)
DE-EMPHASIS (f
S
= 44.1kHz)
0.0
–1.0
–2.0
–3.0
Level (dB)
Error (dB)
DE-EMPHASIS ERROR (f
S
= 44.1kHz)
0.5
0.4
0.3
0.2
0.1
0.0
–0.1
–0.2
–0.3
–0.4
–0.5
–4.0
–5.0
–6.0
–7.0
–8.0
–9.0
–10.0
0
2
4
6
8
10
12
14
16
18
20
Frequency (kHz)
0
2
4
6
8
10
12
14
16
18
20
Frequency (kHz)
DE-EMPHASIS (f
S
= 48kHz)
0.0
–1.0
–2.0
–3.0
Level (dB)
Error (dB)
DE-EMPHASIS ERROR (f
S
= 48kHz)
0.5
0.4
0.3
0.2
0.1
0.0
–0.1
–0.2
–0.3
–0.4
–0.5
–4.0
–5.0
–6.0
–7.0
–8.0
–9.0
–10.0
0
2
4
6
8
10
12
14
16
18
20
22
Frequency (kHz)
0
2
4
6
8
10
12
14
16
18
20
22
Frequency (kHz)
ANALOG DYNAMIC PERFORMANCE
All specifications at T
A
= +25°C, V
CC
= 5.0V, V
DD
= 3.3V, and 24-bit input data, unless otherwise noted.
Supply-Voltage Characteristics
10
THD+N vs V
CC
(V
DD
= 3.3V)
110
–60dB/96kHz, 384f
S
–60dB/44.1kHz, 384f
S
THD+N (%)
SNR (dB)
DYNAMIC RANGE vs V
CC
(V
DD
= 3.3V)
108
106
104
102
100
96kHz, 384f
S
44.1kHz, 384f
S
1
0.1
0.01
0dB/96kHz, 384f
S
0.001
0dB/44.1kHz, 384f
S
98
96
0.0001
4
4.5
5
V
CC
(V)
5.5
6
4
4.5
5
V
CC
(V)
5.5
6
6
PCM1748
SBAS165
BURR-BROWN [ BURR-BROWN CORPORATION ]
