Datasheet

PCM1741
6
SBAS175
TYPICAL PERFORMANCE CURVES (Cont.)
All specifications at T
A
= +25°C, V
CC
= V
DD
= 3.3V, system clock = 384f
S
(f
S
= 44.1kHz), and 24-bit input data, unless otherwise noted.
De-Emphasis (Cont.)
0.0
–1.0
–2.0
–3.0
–4.0
–5.0
–6.0
–7.0
–8.0
–9.0
–10.0
DE-EMPHASIS (f
S
= 44.1kHz)
0246810121416
18
20
Frequency (kHz)
Level (dB)
0.5
0.4
0.3
0.2
0.1
0.0
–0.1
–0.2
–0.3
–0.4
–0.5
DE-EMPHASIS ERROR (f
S
= 44.1kHz)
0246810121416
18
20
Frequency (kHz)
Error (dB)
0.0
–1.0
–2.0
–3.0
–4.0
–5.0
–6.0
–7.0
–8.0
–9.0
–10.0
DE-EMPHASIS (f
S
= 48kHz)
0246810121416
18
22
Frequency (kHz)
Level (dB)
0.5
0.4
0.3
0.2
0.1
0.0
–0.1
–0.2
–0.3
–0.4
–0.5
DE-EMPHASIS ERROR (f
S
= 48kHz)
0246810121416
18
22
Frequency (kHz)
Error (dB)
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
1
0.1
0.01
0.001
THD+N vs V
CC
2.4 2.7 3 3.63.3 3.9
V
CC
(V)
THD+N (%)
–60dB/96kHz, 384f
S
–60dB/44.1kHz, 384f
S
0dB/96kHz, 384f
S
0dB/44.1kHz, 384f
S
106
104
102
100
98
96
94
92
90
88
86
DYNAMIC RANGE vs V
CC
2.4 2.7 3 3.3 3.6 3.9
V
CC
(V)
Dynamic Range (dB)
44.1kHz, 384f
S
96kHz, 384f
S