CXA3225N 데이터 시트보기 (PDF) - Sony Semiconductor
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CXA3225N Datasheet PDF : 16 Pages
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CXA3225N
Pin Description and Equivalent Circuit
Pin
Symbol
No.
Typical pin
voltage (V)
Equivalent circuit
3
1
IFIN1
2.4
1
5k
5k
2
IFIN2
2.4
Description
2
IF amplifier input.
3
VCC
5.0
4.4 during
VHF reception
4 MIXOUT1
4.3 during
UHF reception
4.4 during
VHF reception
5 MIXOUT2
4.3 during
UHF reception
6
GND
0
0.8
7
IFSW
(when open)
4
3
7
2.4 during
VHF reception
8 VHFIN
8
3k
2.6 during
UHF reception
Power supply.
5
Mixer outputs.
These pins are output with
open collector, and they must
be connected to the power
supply via the load.
20k
500
3k
GND.
Switching of VHF input ground
and IF symmetrical/
asymmetrical output.
Asymmetrical output is selected
for open state; symmetrical
output for grounding. When
used as an asymmetrical output,
ground this pin with a capacitor.
3
VCC
7
IFSW
VHF inputs.
Input format is asymmetrical
input.
2.6 during
VHF reception
9 UHFIN1
2.3 during
UHF reception 9
3k
2.6 during
VHF reception
10 UHFIN2
2.3 during
3
UHF inputs.
10 Input the signal to Pins 9 and
3k
10 symmetrically or ground Pin
10 with a capacitor and input to
Pin 9.
UHF reception
—3—
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