Pin
Typical
Symbol
No.
voltage (V)
16 DETIN
5.0
17 HP1
2.1
18 HP2
2.3
19 NOUT
4.1
(Hi)
0.22
(Low)
20 POUT
4.1
(Hi)
0.22
(Low)
21 IFVCC
5.0
CXA3067AM
Equivalent circuit
21 IFVCC
32k
16
Description
Detector input.
Connect to a discriminator.
22 IFGND
21 IFVCC
1k
10k
10k
10k
2k
17
22 IFGND
21 IFVCC
18
A capacitor for DC decoupling
and LPF are connected between
pins 17 and 18.
22 IFGND
21 IFVCC
50
19
22 IFGND FSK data output.
21 IFVCC
Pins 19 and 20 are each
other reversal condition.
50
20
22 IFGND
Power supply for limiter, detector,
data shaper circuit.
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