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LA1828 View Datasheet(PDF) - SANYO -> Panasonic

Part Name
Description
Manufacturer
LA1828 Datasheet PDF : 12 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Continued from preceding page.
Pin No.
Pin function
9
ST-LED output
and
AM-IF output
LA1828
Quiescent voltage (V)
AM
FM
4.5
4.5
Description
Active low
Open-collector output can directly drive
LED (IC max = 20mA)
In AM operation, AM-IF signal (450kHz) is
output here.
Equivalent circuit
9
10
FM-IF input
1.3
1.3
RIN = 330Ω
11
AM-IF input
1.3
1.3
RIN = 2kΩ
12
AM-AGC output
and FM S meter
output
0.7
0.2
Internal load resistance
R = 16.6kΩ
13
FM detector
4.5
4.5
Detector coil connected between pins 13
and 4 (VCC1).
10
RIN
2
11
RIN
2
12
R
13
14
Pilot tone
detector filter
and forced
mono switching
2.9
3.8
Mono mode is forced on by connecting pin
14 to ground.
15
Phase
comparator
filter and AM/FM
switching
0
3.8
FM reception mode is enabled when pin
15 is open.
AM reception mode is enabled when pin
15 is connected to ground.
16
L output
17
R output
1.4
1.4
ROUT = 7.5kΩ
14
15
16
ROUT
17
Continued on next page.
No.5837-6/12
 

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