參數(shù)資料
型號: UDA1384H
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Multichannel audio coder-decoder
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁數(shù): 42/55頁
文件大?。?/td> 276K
代理商: UDA1384H
9397 750 14366
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 17 January 2005
42 of 55
Philips Semiconductors
UDA1384
Multichannel audio coder-decoder
[1]
All supply connections must be made to the same power supply unit.
15. Dynamic characteristics
R
i(VADC)
input resistance of
voice ADC
-
5
-
k
Digital-to-analog converter
R
L
load resistance
R
o
output resistance
4
-
-
1
-
-
k
k
Table 65:
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
Characteristics
…continued
Min
Typ
Max
Unit
Table 66:
V
DDD
= V
DDA(AD)
= V
DDA(DA)
= 3.3 V; f
i
= 1 kHz; T
amb
= 25
°
C; R
L
= 22 k
; sampling frequency f
s
= 48 kHz; all voltages
referenced to ground (pins V
SS
); unless otherwise specified.
Symbol
Parameter
Conditions
Audio analog-to-digital converter
D
0
digital output level
at 0 dB setting; 900 mV input
at 3 dB setting; 637 mV input
at 6 dB setting; 451 mV input
at 9 dB setting; 319 mV input
at 12 dB setting; 226 mV input
at 15 dB setting; 160 mV input
at 18 dB setting; 113 mV input
at 21 dB setting; 80 mV input
at 24 dB setting; 57 mV input
V
i
input voltage unbalance between
channels
Characteristics
Min
Typ
Max
Unit
[1] [2]
2.5
[2]
-
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
0.1
0.7
-
-
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
[2]
-
[2]
-
[2]
-
[2]
-
[2]
-
[2]
-
[2]
-
-
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