參數(shù)資料
型號(hào): CXD2508AR
廠商: Sony Corporation
元件分類(lèi): 數(shù)字信號(hào)處理
英文描述: CD Digital Signal Processor
中文描述: CD數(shù)字信號(hào)處理器
文件頁(yè)數(shù): 10/49頁(yè)
文件大?。?/td> 858K
代理商: CXD2508AR
– 10 –
CXD2508AQ/AR
1-bit DAC Block Analog Characteristics
(V
DD
= AV
DD
= 5.0V, V
SS
= AV
SS
= 0V, Ta = 25°C)
For both items, Fs=44.1kHz
The circuits for measuring the total harmonic distortion and S/N ratio are shown below.
Analog LPF Circuit
Block Diagram for Measuring Analog Characteristics
Item
Total harmonic
distortion
S/N ratio
Symbol
THD
S/N
Conditions
1kHz,
0dB data
Playback mode
1kHz,
0dB data
(using filter A)
Normal speed
Pseudo double-speed playback
Normal speed
Pseudo double-speed playback
87
83
0.015
0.025
Min.
Typ.
Max.
Unit
%
dB
Audio
Analyzer
100
330k
22μ
2700p
560p
SHIBASOKU (AM51A)
4.7k
4.7k
4.7k
820p
4.7k
4.7k
4.7k
820p
470p
470p
11k
11k
RPWM
NRPWM
RF
768Fs/384Fs (Normal speed/Pseudo double-speed playback)
CXD2508AQ/AR
RPWM
NRPWM
NLPWM
LPWM
Rch A
Lch B
SHIBASOKU (AM51A)
Audio
Analyzer
Analog
Circuit
EFM
Signal
Generater
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