m52769fp Mitsumi Electronics, Corp., m52769fp Datasheet - Page 12

• Manufacturer Part Number: m52769fp
• Description: Pll-split Vif/sif
• Manufacturer: Mitsumi Electronics, Corp.

10. AFT sensitivity u, Maximum AFT voltage V
11. Inter modulation: IM
1. Input SG10 into VIF IN, and set the frequency of SG10 so that the
2. Set the frequency of SG10 so that the AFT output voltage is 2V.
3. IN the graph, maximum and minimum DC voltage is V2H and V2L,
3. At this time, measure TP22A with a spectrum analyzer .
u =
2. Adjust AGC filter voltage V10 so that the minimum DC level of the
1. Input SG11 into VIF IN, and measure EQ output TP22A with an oscilloscope.
voltage of AFT output TP2 is 3V . This frequency is named f(3).
This frequency is named f(2)
respectively.
The inter modulation is defined as a difference between 0.92MHz and
3.58 MHz frequency components.
output waveform is 1.0V.
f(2) - f(3) (kHz)
1000 (mV)
(mV / kHz)
MITSUBISHI
ELECTRIC
TP2
Voltage
2H
5V
4V
, Minimum AFT voltage V
V
2H
f(3)
f(2)
MITSUBISHI ICs (TV)
PLL-SPLIT VIF/SIF
M52769FP
2L
f(MHz)
V
2L
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