![](/html/ROHM/138269/page5.png)
Communication ICs
Pin No.
Function
Discriminator pin
Connect phase shift
coil or ceramic discriminator
13
BH4126FV
Internal peripheral circuit
VCC
DC voltage(V)
500
13
VCC
FM demodulation signal output pin
VCC
Output impedance is 360Ω
14
330
0.9
14
GND pin
15
GND for MIX stage
Mixer pin
Connect first IF signal from DC cutoff
16
16
GND
VCC
2.4k
1.0
2.4k