Pin 4, Pin 5 (VIF INPUT)
Bias
1.2kΩ
1.2kΩ
MITSUBISHI ICs (TV)
M52342FP
PLL-SPLIT VIF/SIF IC
It should be designed considering careful impedance matching with the
5
SAW filter.
SAW
4
terminal voltage : 1.45V
Pin 6, Pin 7, Pin 8 (GND)
678
They are all ground pins.
Pin 9 (QIF INPUT, INTER SW)
5kΩ
Bias
1.5kΩ
1.5kΩ
terminal voltage : 2.4V
9
SAW
Inter
Inter/Split
The input impedance is 1.5kΩ.
In the intercarrier system application, the intercarrier output is available
in pin 15 by connecting pin 9 to ground.
Pin 10 (IF AGC FILTER)
VCC
10
1kΩ
In spite of the 1-pin filter configuration, 2-pin filter
characteristics are available by utilizing the dynamic AGC circuit.
[V10]
weak
electric field
0
[IF input]
strong
electric field
9