CXA3067M
Pin
No.
Typical
Symbol
RFIN
Equivalent circuit
Description
voltage (V)
24
25
1.9
1.1
RFamp input.
26
RFVCC
27
24
Gain adjustment.
MIX
25
RFEM
Normally, by-pass capacitor is
connected at pin 25 to GND.
5k
233
23
RFGND
27
26
MIXIN
5.0
5.0
RFamp output and mixer input.
Power supply for RFamp, mixer,
oscillator circuit.
RFVCC
Reference frequency selection.
Decoupling capacitor is
11
DVCC
connected at pin 28 to GND
when reference frequency is
7.15909 MHz or 14.31818 MHz
and pin 28 is connected to GND
directly when reference
0.7
28
REFSW
28
(OPEN)
frequency is 7.15625 MHz or
14.3125 MHz.
9
DGND
11 DVCC
The pin of channel selection.
The condition of pin 29 has
3 states.
20k
20k
2.5
29
29
FSET3
(OPEN)
Connect to 5 V source for “Hi”
selection and connect to GND for
“Low” selection and leave open.
9
DGND
DVCC
11
The pin of channel selection.
The condition of pin 30 has
3 states.
20k
20k
2.5
30
30
FSET2
(OPEN)
Connect to 5 V source for “Hi”
selection and connect to GND for
“Low” selection and leave open.
9
DGND
—6—
SONY [ SONY CORPORATION ]
