cxd2589q Sony Electronics, cxd2589q Datasheet - Page 10

• Manufacturer Part Number: cxd2589q
• Description: Cd Digital Signal Processor
• Manufacturer: Sony Electronics

1-bit DAC, LPF Block Analog Characteristics
For both items, Fs = 44.1kHz.
The total harmonic distortion and S/N ratio measurement circuits are shown below.
Total
harmonic
distortion
S/N ratio
Item
AOUT1 (2)
LOUT1 (2)
AIN1 (2)
TEST DISC
Symbol
THD
S/N
1kHz, 0dB data
1kHz, 0dB data
(using A-weighting filter)
Block Diagram for Measuring Analog Characteristics
DATA
150p
12k
12k
Conditions
Analog Characteristics (V
LPF External Circuit Diagram
RF
12k
CXD2589Q
– 10 –
768Fs/384Fs
22µ
680p
Crystal
384Fs
768Fs
384Fs
768Fs
DD
Rch
Lch
= AV
100k
DD
= 5.0V, V
Min.
96
96
A
B
SHIBASOKU (AM51A)
SS
Audio Analyzer
0.0050
0.0045
Audio Analyzer
Typ.
= AV
100
100
SS
= 0V, Ta = 25°C)
0.0070
0.0065
Max.
CXD2589Q
Unit
dB
%