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TDA1352<br />

TV VIDEO IF AMPLIFIER WITH GATED AGe<br />

'Ase S'RlRAGE CAfIIIC.J (IF .te PU'ERI<br />

r1--,---'~~~--r--~~---~"~c~i~---~~--'----r~r-'-r----------------'--T7~1r---r'---~~<br />

'1"<br />

T.Sk<br />

RE~~C:{'O<br />

DCINPtITS<br />

.,0---_\--+----'<br />

OUTPUT<br />

SUPPLY'f'Ol.TAG'E<br />

o<br />

r----:---i- f--O<br />

: t_~<br />

.<br />

I,<br />

~,<br />

I L_ "'FOUTPU'T<br />

FIG. 3 Internal Circuit<br />

'G.;:.C...,.,,,,,~_..-J<br />

80V<br />

FIG. 4<br />

Test Circuit<br />

TUNER AGe OUTPUT<br />

L<br />

v " l\.<br />

'\<br />

L<br />

t'--,.t<br />

f' "'-..<br />

-........<br />

I--V<br />

Scol8' I MH Z!cm<br />

FIG. 5 Response Curve (45 & 58 MK2)<br />

Video Pin6 Pin 10 Pin 5<br />

Pola.-ity VoltoQe Vo1t01jl1<br />

N·aoll ....<br />

::'1L<br />

Adj. toO •• OVdc:<br />

Goln9<br />

S,nc.<br />

0 ____ No.2.0y<br />

Politi"<br />

.. .. OJl<br />

Adj.I.O 'QVdc<br />

,",<br />

RI In}<br />

Sync. NOlll4.5 Y 0-· ______<br />

~.91t<br />

FIG. 6<br />

AGC Operation'<br />

•..<br />

.-----r--------t----~V.<br />

ozv<br />

TO :~NCER·....----f----\-----,<br />

-co<br />

AF AGe<br />

J<br />

AGe INPUT<br />

~o.lP.F<br />

.. 0<br />

VS<br />

I8v<br />

• .oK<br />

O'V[:I\:]<br />

lOY - ---<br />

AUXIUAIIY<br />

.....-+--f-.. VIDEO<br />

'.7<br />

•<br />

OUTPUT<br />

PR'MUY VIDEO<br />

ANO<br />

SOUND OUTPUT<br />

FIG. 7<br />

Typical Application<br />

s ....<br />

carrier<br />

OUTPUT<br />

FL't'BAClC WINDING<br />

··8.0Y PULSE<br />

8-48

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