SA572DG ON Semiconductor, SA572DG Datasheet - Page 8

• Manufacturer Part Number: SA572DG
• Description: IC COMPANDOR 2CHAN GAIN 16-SOIC
• Manufacturer: ON Semiconductor
• Type: Compandorr

Specifications of SA572DG

• Applications: Automatic Level Control, Stereo Expander
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Product: General Purpose Audio Amplifiers
• Output Type: Programmable Analog
• Available Set Gain: +/- 1.5 dB
• Thd Plus Noise: 0.2 %, 0.05 %, 0.25 %
• Operating Supply Voltage: 6 V to 22 V
• Supply Current: 6.3 mA
• Maximum Power Dissipation: 500 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Input Bias Current (max): 70 nA
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 22 V
• Supply Voltage (min): 6 V
• Audio Control Type: Compandor
• Output Power: 500mW
• Supply Voltage Range: 6V To 22V
• Operating Temperature Range: -40°C To +85°C
• Audio Ic Case Style: SOIC
• No. Of Pins: 16
• Logic Type: Comparator
• Rohs Compliant: Yes
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 16
• Package Type: SOIC W
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
http://onsemi.com
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