LA1225MC Datasheet, PDF (3/8 Pages) Sanyo Semicon Device – Monolithic Linear IC FM IF Detector IC

Block Diagram and Test Circuit
LA1225MC
STRQ IF Buff
SD
10
9
8
SD
IF Buff
DET OUT
7
6
DET
IF Amp
Reg
1
2
FM IF IN
+
Sample Application Circuit
GND
3
S-METER
VCC
4
5
VSM
+
+
SD
0.047μF
3.3k
10
STRQ
3.0V
10k
IF Buff
1000pF
9
8
3.9k
DETcoil;
YT-30103
2pF
7
6
DET OUT
0.015 μF
LA1225MC
FM IF IN
1
330
0.047μF
75
2
+
10μF
0.047μF
3
+
1μF
4
5
VSM
+
15k
100μF
0.047μF
VCC
VCC = 3.0V
No.A2052-3/8