ETC SC1062

Silicore
LOW VOLTAGE TRANSMISSION CIRCUITS
WITH DIALLER INTERFACE
SC1062/SC1062A
GENERAL DESCRIPTION
FEATURES
Outlin e Drawi ng
Silicore
BLOCK DI AGRAM
PIN DESCRIPTION
SC1062/SC1062A
PIN CON NECTION
Silicore
MAXIMUM VALUES
Notes:
ELECTRI C CHARACTERIS TICS
M icro p ho n e i n p ut s M IC - a nd M IC+ (Pi n s 6 a nd 7)
G a in a d ju st men t i n pu t s G A S 1 an d G AS 2 ( p in s 2 a n d 3)
SC1062/SC1062A
Silicore
ELECTRI C CHARACTERI STICS
S u p p lie s LN an d V cc ( p in s 1 a n d 13 )
D TM F in p u t ( pi n 11 )
S en d in g a mp li fi er o ut p u t LN ( p in 1)
R ece iv in g amp l if ie r i n pu t I R (p i n 10 )
G a in a d ju st men t i np u t G A R ( p in 5 )
SC1062/SC1062A
Silicore
ELECTRI C CHARACTERI STICS
R ece iv in g am p li fi er o ut p u t Q R ( pi n 4 )
M u te in p u t ( p in 2 )
R ed u ct io n o f ga i n
A u to ma ti c g ai n co n t ro l i n pu t A G C ( p in 5 )
SC1062/SC1062A
Silicore
FUNCTION DESCRIPTION
S u p p ly : V cc, LN , S L PE, RE G an d S TA B
SC1062/SC1062A
Silicore
SC1062/SC1062A
M icr op h on e in p u t s ( MIC + an d MIC - ) a nd ga in p i n s ( G AS 1 an d G AS 2 )
M u te in p u t ( M UT E)
D u al -t on e mu lt i- f req u en cy in p u t ( DT M F)
Silicore
R ece iv in g Am pl if ie r ( IR , O R a n d G A R )
A u to ma ti c g ai n co n t rol i np u t A G C )
S id e- t on e su p p ressi on
SC1062/SC1062A
Silicore
Ex a mp le
SC1062/SC1062A
Silicore
F ig . 4 E q u i v a l e n t ci rc u it o f S C 1 0 6 2
A n ti - s i d e to n e b r i d g e
SC1062/SC1062A
F ig . 5 E q u i v a l e n t ci rc u it o f a n a n ti - s id e to n e
n et w o r k i n a w h e a t st o n e b ri d g e
c o n f ig u ra t io n
Fi g. 6 SC 1 06 2 saf e o p era t in g area
Silicore
SC1062/SC1062A
Silicore
SC1062/SC1062A
Fig . 10 A lt er na t iv e mi cro p h on e ar ran g eme n t
Fi g. 11 A lt er na t iv e r ecei ve r a rra n ge men t
Fi g.1 2
V ari at i on o f ga in wi th li n e cu rre n t, w it h R 6 as a pa ra met er
Silicore
TES T CIRCUIT
SC1062/SC1062A
Silicore
APPLI CATION CIRCUIT
SC1062/SC1062A
Silicore
SC1062/SC1062A