LA1784M Просмотр технического описания (PDF) - SANYO -> Panasonic
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производитель
LA1784M Datasheet PDF : 50 Pages
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Pin Descriptions
Pin No.
Function
LA1784M
Description
ANT
Equivalent circuit
VCC
62 pin
RF
AGC
1
Antenna damping drive
An antenna damping current flows
when the RF AGC voltage (pin 2)
reaches VCC – VD.
1000 pF
100 Ω
1
1000 pF
300 Ω
100 Ω
VCC
A11711
2
RF AGC
3
F.E.GND
4
OSC
7
AM OSC
Used to control the FET
second gate.
FET
2ND GATE
+
12 kΩ
2
N
AGC
DET
KEYED
AGC
DAMPING
ANT DRIVER
W
AGC
DET
VCC
A11712
VCC
Oscillator connection
The transistor and capacitors
required for the oscillator circuit.
VT
4
25 pF
2 kΩ
20 pF
7
A11713
VCC
AM first oscillator
This circuit can oscillator up to the
SW band.
An ALC circuit is included.
ALC
A11714
Continued on next page.
No. 6039-6/50
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