參數資料
型號: UDA1380
英文描述: Stereo audio coder-decoder for MD, CD and MP3
中文描述: 立體聲音頻編碼器,可用于MD,CD和MP3解碼器
文件頁數: 53/68頁
文件大?。?/td> 278K
代理商: UDA1380
2002 Sep 16
53
Philips Semiconductors
Product specification
Stereo audio coder-decoder
for MD, CD and MP3
UDA1380
17 AC CHARACTERISTICS
V
DDD
= V
DDA(AD)
= V
DDA(DA)
= V
DDA(HP)
= 3.0 V; f
i
= 1 kHz at
1 dB; T
amb
= 25
°
C; R
L
= 5 k
; all voltages measured with
respect to ground; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Analog-to-digital converter
D
o
digital output level
0 dB setting; V
i(rms)
= 1.0 V
3 dB setting; V
i(rms)
= 708 mV
6 dB setting; V
i(rms)
= 501 mV
9 dB setting; V
i(rms)
= 354 mV
12 dB setting; V
i(rms)
= 252 mV
15 dB setting; V
i(rms)
= 178 mV
18 dB setting; V
i(rms)
= 125 mV
21 dB setting; V
i(rms)
= 89 mV
24 dB setting; V
i(rms)
= 63 mV
1
1
1
1
1
1
1
1
1
<0.1
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dB
V
i
(THD + N)/S
48
unbalance between channels
total harmonic
distortion-plus-noise to signal at
f
s
= 48 kHz
at
1 dBFS
0 dB setting
3 dB setting
6 dB setting
9 dB setting
12 dB setting
15 dB setting
18 dB setting
21 dB setting
24 dB setting
at
60 dBFS; A-weighted
0 dB setting
3 dB setting
6 dB setting
9 dB setting
12 dB setting
15 dB setting
18 dB setting
21 dB setting
24 dB setting
V
i
= 0 V; A-weighted
85
85
85
85
84
83
82
80
78
dB
dB
dB
dB
dB
dB
dB
dB
dB
37
36
36
36
35
34
33
32
30
97
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
S/N
48
signal-to-noise ratio at
f
s
= 48 kHz
channel separation
power supply rejection ratio
α
cs
PSRR
100
80
dB
dB
f
ripple
= 1 kHz;
V
ripple
= 30 mV (p-p)
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