CXA3018R Просмотр технического описания (PDF) - Sony Semiconductor
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CXA3018R Datasheet PDF : 17 Pages
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CXA3018R
Pin
Typical pin voltage
Symbol
No.
DC
AC
20 GND3
0V
21 VCOB1 1.4 V
22 VCOE1 0.7 V
23 VCOE2 0.7 V
24 VCOB2 1.4 V
Equivalent circuit
24
23
3k
250 250
VCC1
21
22
3k 20k
GND3
Description
GND pin.
VCO constant setting pins.
25 SW A-IN
26 SW B-IN —
27 SW C-IN
VCC1
25
40k
26
2.5V
40k
27
50k
50k
GND1
Switching amplifier and video
amplifier mode setting pins.
28 LPF-N
4.5 V
29 LPF-P
260
260
28
29
VCC1
Mixer constant setting pins.
GND1
2.9 V
30 AGC-LPF to
3.0 V
30
30k
VCC1
150
GND1
AGC detection block filter pin.
Connect to GND with a 0.01 µF
capacitor.
1.0 V
2ndAGC
31
to
CONT
3.0 V
150
31
45k
VCC1
GND1
AGC detection block gain
adjustment pin.
OPAmp
32
IN-P
—
OPAmp
33
IN-N
VCC1
100 100
150
150
32
33
AGC detection block 1st AGC
input pins.
GND1
—5—
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