SA572 Datasheet, PDF (2/12 Pages) NXP Semiconductors – Programmable analog compandor

(7,9)
R₁
6.8kW
(6,10)
DG
500
Ω
GAIN CELL
(3,13)
270
Ω
−
+
RECTIFIER
(16)
P.S.
SA572
10kW
−
+
BUFFER _10kW
(8)
(4,12)
(2,14)
Figure 1. Block Diagram
(5,11)
(1,15)
PIN FUNCTION DESCRIPTION
Pin
Symbol
1
TRACK TRIM A
2
RECOV. CAP A
3
RECT. IN A
4
ATTACK CAP A
5
DG OUT A
6
THD TRIM A
7
DG IN A
8
GND
9
DG IN B
10
THD TRIM B
11
DG OUT B
12
ATTACK CAP B
13
RECT. IN B
14
RECOV. CAP B
15
TRACK TRIM B
16
V_CC
Tracking Trim A
Recovery Capacitor A
Rectifier A Input
Attack Capacitor A
Variable Gain Cell A Output
Total Harmonic Distortion Trim A
Variable Gain Cell A Input
Ground
Variable Gain Cell B Input
Total Harmonic Distortion Trim B
Variable Gain Cell B Output
Attack Capacitor B
Rectifier B Input
Recovery Capacitor B
Tracking Trim B
Positive Power Supply
Description
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2