ꢀ ꢁꢂ ꢃ ꢄ ꢅ ꢆꢇ ꢀꢁ ꢂ ꢃ ꢄ ꢅ ꢈ
ꢂ
ꢀ
ꢁ
ꢂ
ꢃ
ꢄ
ꢅ
ꢉꢇ
ꢀ
ꢁ
ꢃ
ꢄ
ꢅ
ꢄ
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SLES081A − JUNE 2003 – REVISED MAY 2004
TOTAL HARMONIC DISTORTION + NOISE
TOTAL HARMONIC DISTORTION + NOISE
vs
vs
SAMPLING FREQUENCY
SAMPLING FREQUENCY
0.05
0.04
0.03
0.02
0.01
0.00
0.05
0.04
0.03
0.02
0.01
0.00
Self-Powered
Bus-Powered
= 0 dB
V
OUT
= 0 dB
V
OUT
32 Ω
32 Ω
10 kΩ
10 kΩ
30
35
40
45
50
30
35
40
45
50
f
S
– Sampling Frequency – kHz
f
S
– Sampling Frequency – kHz
Figure 9
Figure 10
DYNAMIC RANGE and SNR
vs
DYNAMIC RANGE and SNR
vs
FREE-AIR TEMPERATURE
FREE-AIR TEMPERATURE
105
103
101
99
105
103
101
99
Bus-Powered
Self-Powered
Dynamic Range
Dynamic Range
SNR
97
97
SNR
95
−50
95
−50
−25
0
25
50
75
100
−25
0
25
50
75
100
T
A
– Free-Air Temperature – °C
T
A
– Free-Air Temperature – °C
Figure 11
Figure 12
All specifications at T = 25°C, V
BUS
= 5 V, f = 44.1 kHz, f = 1 kHz, 16-bit data, unless otherwise noted.
IN
A
S
12
TI [ TEXAS INSTRUMENTS ]
