MITSUBISHI ICs (TV)
M52765FP
PLL-SPLIT VIF/SIF IC
VCO coil adjustment methods
1. Input SG2 (fo=58.75MHz, 90dBµ CW) into VIF IN.
2. And adjust the coil until the voltage of AFT output reaches about
Vcc/2=2.5V.
FM DET coil adjustment methods
1. The first thing, adjust the VCO coil.
2. Input SG13 (fo=54.25MHz, 95dBµ CW) into SIF IN.
3. Change the switch of SW13 and SW15 to 2 position.
4. Change to FM RADIO mode (V10=0V).
5. Adjust the DC voltage of AFT OUT to Vcc/2 and SIF det OUT to Low (under 1V).
Material
Frame
:
Copper alloy
Solder plating
Lead plating
:
Plastic molded
Indications
MITSUBISHI Model Number
Mark lot number
M 5 2 7 6 5 F P
X X X X X X
Lot number constitution
1 2 0 3 4
9
The first place of the year
(1999)
Production
factory code
Running number
weekly code
(12th week)
MITSUBISHI [ Mitsubishi Group ]
