SA572NG ON Semiconductor, SA572NG Datasheet - Page 8

• Manufacturer Part Number: SA572NG
• Description: IC COMPANDOR 2CHAN GAIN 16-DIP
• Manufacturer: ON Semiconductor
• Type: Compandorr

Specifications of SA572NG

• Applications: Automatic Level Control, Stereo Expander
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SA572NG; SA572NGOS

Basic Compandor System
applied to systems such as tape/disc noise reduction, digital
audio, bucket brigade delay lines. Additional system
design techniques such as bandlimiting, band splitting,
The above basic compressor and expandor can be
3.0 V
547.6 mV
400 mV
100 mV
10 mV
1 mV
100 mV
10 mV
V
RMS
COMPRESSION
IN
V
IN
1
2
C
2.2mF
IN1
10mF
Figure 7. Basic Compressor Schematic
C
R
17.3kW
R
4
R
3
Figure 8. SA572 System Level
(2,14)
C
(4,12)
1
(5,11)
C
C
1mF
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2
A
.1mF
(8)
9.1kW
R
(6,10)
1kW
DC1
−
+
8
BUFFER
R
V
5
DG
A1
REF
pre-emphasis, de-emphasis and equalization are easy to
incorporate. The IC is a versatile functional block to
achieve a high performance audio system. Figure 8 shows
the system level diagram for reference.
V
10mF
C
CC
DC
6.8kW
R
D
1
1
(16)
R
9.1kW
(7,9)
DC2
D
3.3kW
2
(3,13)
R
2.2mF
C
2
IN2
EXPANDOR
V
2
OUT
OUT
2.2mF
C
IN3
REL LEVEL
+29.54
+14.77
+12.0
−20
−40
−60
−80
0.0
dB
ABS LEVEL
+11.76
−17.78
−37.78
−57.78
−77.78
−97.78
−3.00
−5.78
dBM