參數(shù)資料
型號(hào): CXD2724AQ-3
廠商: Sony Corporation
英文描述: Single-Chip Dolby Pro Logic Surround Decoder(單片杜比環(huán)繞邏輯譯碼器)
中文描述: 單片杜比定向邏輯環(huán)繞聲解碼器(單片杜比環(huán)繞邏輯譯碼器)
文件頁(yè)數(shù): 10/65頁(yè)
文件大?。?/td> 490K
代理商: CXD2724AQ-3
– 10 –
CXD2724AQ-3
2. DAC Characteristics
In addition to the DAC, these characteristics include the built-in post filter and trim volume. Use the digital input
and analog output circuits in the Application Circuit for the measurement circuit.
2-1. When Pro Logic mode is on
Unless otherwise specified, the measurement conditions are as given below.
Digital data = –20dBFS
f
IN
= 3kHz
Channels
L, R
C, S
L, R
C
S
L, R
C
S
L, R
C
S
L, R-in
C-in
S-in
(all)
Min.
Typ.
77
68
60
52
65
0.05
0.08
0.06
0.15
0.3
0.08
–20
200
62
87
79
±0.2
Max.
Unit
dB
%
dBFS
mVrms
dB
dB
Item
S/N ratio
THD + N
Dolby level
Output level
31
Matrix rejection
Level difference between
channels
Measurement conditions
CCIR/ARM filter
Data = –20dBFS
10Hz to 500kHz
Data = –20dBFS
10Hz to 20kHz
Data = –20dBFS
10Hz to 500kHz
Data = –20dBFS
Data = –20dBFS
f
IN
= 3kHz
31
The output level depends on supply voltage AVDn as shown in (Formula 2) below.
Output level [mVrms] = 285 [mVrms]
×
(Formula 2)
Supply voltage AVDn [V]
5.0 [V]
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