CXA3185/3186N
Pin Description
Pin
Pin voltage
(V)
Symbol
No.
Equivalent circuit
Description
22
1
VCC2
100k
5k
1
CL
—
Clock input.
22
2
VCC2
100k
5k
2
DA
—
Data input.
22
3
VCC2
150k
50k
1.25
3
CE
Enable pin.
(when open)
4 : Output for FM TRAP.
5 : Power supply output for
VL band.
4
5
FMT
BVL
VCC3
30
20k
6 : Power supply output for
VH band.
4
ON : Vcc3
OFF : 0
5
6
7 : Power supply output for
UHF band.
6
BVH
7
The selected band pin goes
High.
7
8
BU
VCC1
Analog circuit power supply.
Mixer outputs.
10
9
9
MIXout1
10
11
MIXout2
GND1
—
—
Analog circuit GND.
—3—