HA12181FP Datasheet, PDF (4/21 Pages) Hitachi Semiconductor – AM Radio Noise Reduction System

HA12181FP
Table of Pin Description and External Parts (cont)
No.
of
pin Name
DC
voltage
(V) (No
Function input)
Equivalent circuit
6 Hold Hold of 3.3
level
differ-
ence.
External parts
Influence of External
parts
Larger Smaller
than
than
recom- recom- recom-
mended mended mended
No.
value value
value
C511
0.033 µ Must be used on the
recommended value.
7 GND GND
—
8 High- High- 3.3
Pass. Pass
AMP.
(Wave-
form
Compen-
sation)
9 AF out Output of 3.3
AF
6
C511
0.033µ
8
C510
0.033µ
—
C510
—
—
—
0.033 µ Must be used on the
recommended value.
C508
R504
1µ
4.7 K
Output DC cut
Output load
10 Wave Wave- 3.3
form form
Compen-
sation
9
C508 R504
1µ 4.7k
C509
0.033 µ Must be used on the
recommended value.
10
C509
0.033µ
Rev.2, Jun. 1997, page 4 of 21