參數資料
型號: UDA1384
廠商: NXP Semiconductors N.V.
英文描述: Multichannel audio coder-decoder
中文描述: 多聲道音頻編碼解碼器
文件頁數: 3/55頁
文件大?。?/td> 276K
代理商: UDA1384
9397 750 14366
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 17 January 2005
3 of 55
Philips Semiconductors
UDA1384
Multichannel audio coder-decoder
[1]
The input voltage can be up to 2 V (RMS) when the current through the ADC input pin is limited to
approximately 1 mA by using a series resistor.
[2]
The input voltage to the ADC scales proportionally with the power supply voltage.
5.
Ordering information
I
DDD(pd)
digital supply current
in Power-down mode
audio and voice
ADCs power-down
DAC power-down
-
18
-
mA
-
20
14
-
-
+85
mA
°
C
T
amb
Audio analog-to-digital converter
D
0
digital output level
ambient temperature
at 0 dB setting;
900 mV input
at
1 dBFS
at
60 dBFS;
A-weighted
code = 0; A-weighted
[1] [2]
2.5
1.2
0.7
dB
(THD+N)/S
total harmonic
distortion-plus-noise
to signal ratio
-
-
88
37
82
30
dB
dB
S/N
α
cs
Digital-to-analog converter
Differential mode
V
o(rms)
output voltage
(RMS value)
(THD+N)/S
total harmonic
distortion-plus-noise
to signal ratio
signal-to-noise ratio
channel separation
89
-
98
100
-
-
dB
dB
at 0 dBFS digital
input
at 0 dBFS
at
60 dBFS;
A-weighted
code = 0; A-weighted
1.9
2.0
2.1
V
-
-
98
50
89
45
dB
dB
S/N
α
cs
Single-ended mode
V
o(rms)
signal-to-noise ratio
channel separation
100
-
110
114
-
-
dB
dB
output voltage
(RMS value)
total harmonic
distortion-plus-noise
to signal ratio
at 0 dBFS digital
input
at 0 dBFS
at
60 dBFS;
A-weighted
code = 0; A-weighted
-
1.0
-
V
(THD+N)/S
-
-
88
45
-
-
dB
dB
S/N
α
cs
signal-to-noise ratio
channel separation
-
-
105
110
-
-
dB
dB
Table 1:
V
DDD
= V
DDA(AD)
= V
DDA(DA)
= 3.3 V; T
amb
= 25
°
C; R
L
= 22 k
; all voltages referenced to ground
(pins V
SS
); unless otherwise specified.
Symbol
Parameter
Conditions
Quick reference data
…continued
Min
Typ
Max
Unit
Table 2:
Type number
Ordering information
Package
Name
QFP44
Description
plastic quad flat package; 44 leads (lead length
1.3 mm); body 10
×
10
×
1.75 mm
Version
SOT307-2
UDA1384H
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