SA577N View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
SA577N Datasheet PDF : 4 Pages
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Philips Semiconductors RF Communications Products
Unity gain level programmable low power compandor
Product specification
NE/SA577
BLOCK DIAGRAM and TEST AND APPLICATION CIRCUIT
EXPIN
C1
+
10µF
R1*
RECTIN
EXPCAP
+
C2
2.2µF
EXPOUT
C3
+
10µF
VREF
C4
+
10µF
R2*
GAINCELL
10k
1
∆G
RECTIFIER 10k
2
10k
Σ
5k
3
EXPANDOR
4
5
VREF
BANDGAP
6
IREF
VCC
GND
7
GND
*R1, R2 and R3 are 1% resistors.
14
VCC
COMPCAP2
13
+ C8
2.2µF
30k
30k
Σ
10k
8.6k
10k
12
11
RECTIFIER
C7
+
10µF
COMPIN
COMPCAP1
+ C6
2.2µF
10
RECTIN
COMPRESSOR
10k
∆G
GAINCELL
R3*
9
GCELLIN
10µF + C5
8
+
COMPOUT
C9
10µF
December 15, 1993
4
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