參數(shù)資料
型號: CXD2721Q-1
廠商: Sony Corporation
元件分類: 數(shù)字信號處理
英文描述: Single-Chip Digital Signal Processor for Karaoke
中文描述: 單芯片數(shù)字信號處理器的卡拉OK
文件頁數(shù): 10/70頁
文件大?。?/td> 941K
代理商: CXD2721Q-1
– 10 –
CXD2721Q-1
Analog Characteristics
(AVD0 to 6 = V
DD
0 to 6 = 5.0V, AVS0 to 6 = V
SS
0 to 8 = 0.0V,
DSP: each function = OFF, gain = 1, Ta = 25°C)
1. ADC + DAC Connection Total Characteristics
Total characteristics using the measurement circuit in Fig. 1, including the prefilter with built-in operational
amplifier and the built-in post filter. Unless otherwise specified, the measurement conditions are as given
below.
IN....0dB (= 2.0Vrms), 1kHz
fs.....44.1kHz
Item
S/N ratio
THD + N
1
Dynamic range
Channel separation
Level difference between channels
ADC input level
2
Output level
3
Analog current consumption
EIAJ (with "A" weighting filter)
EIAJ (0dB)
EIAJ (–1dB)
EIAJ (–10dB)
EIAJ
82
92
0.1
0.02
0.013
91
95
0.1
1.33
1.0
27
0.03
dB
%
dB
dB
dB
Vrms
Vrms
mA
Measurement conditions
Min.
Typ.
Max.
Unit
1
See Graph 1.
2
Input level to the ADC which outputs FS. (= prefilter output level)
3
Prefilter gain = –3.52dB
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